Payments for (Proceeds from) Productive Assets
Capital expenditures, net
Payments for (Proceeds from) Productive Assets, Total
Document Transition Report
Document Transition Report
Delinquency status of loans and leases receivable modified past due thirty to eighty nine days.
Delinquency Status of Loans and Leases Receivable Modified Past Due Thirty to Eighty Nine Days
30-89 Days Past Due
Revenue, Remaining Performance Obligation, Amount
Uncollected amounts receivable
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan Disclosure [Line Items]
Residential real estate loans Member.
Residential Real Estate Loans [Member]
Residential Real Estate Loans [Member]
Residential Real Estate Loans
Gain (loss) on sale of subsidiary
Gain (Loss) on Sale of Properties
Commitments to extend credit for commercial real estate loans to be sold.
Commitments To Extend Credit For Commercial Real Estate Loans To Be Sold
Commercial real estate loans to be sold
Derivative Instruments, Gain (Loss) [Table Text Block]
Information about Fair Values of Derivative Instruments in Consolidated Statement of Income
Equipment Finance Loan [Member]
Equipment Finance Loan.
Provision for Loan and Lease Losses
Provision for credit losses
Non-credit (discount)
Accounting Standards Update 2014-09 [Member]
ASU 2014-09 [Member]
Collateralized Debt Obligations [Member]
Collateralized Debt Obligations [Member]
Debt Securities, Available-for-Sale, Amortized Cost, Fiscal Year Maturity [Abstract]
Debt securities available for sale:
Debt Instruments [Abstract]
Available for sale (cost: $11,038,966 at September 30, 2023; $11,193,152 at December 31, 2022)
Total
Investment securities available for sale, estimated fair value
Debt Securities, Available-for-Sale
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification, after Tax
Unrealized losses on cash flow hedges, net of tax
Commercial real estate loans.
Commercial Real Estate Loans [Member]
Schedule of Segment Reporting Information, by Segment [Table]
Schedule Of Segment Reporting Information By Segment [Table]
Business combination consideration transferred common stock issued.
Business Combination Consideration Transferred Common Stock Issued
Common stock issued (50,325,004 shares)
Preferred Stock, Dividend Payment Terms
Fair Value, Inputs, Level 1 [Member]
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Mortgage related commitments to originate real estate loans for sale.
Mortgage Related Commitments To Originate Real Estate Loans For Sale [Member]
Mortgage-Related Commitments to Originate Real Estate Loans for Sale [Member]
Increase (Decrease) in Other Operating Assets and Liabilities, Net
Net change in other accrued income and expense
Increase (Decrease) in Other Operating Assets and Liabilities, Net, Total
Net increase (decrease) in short term borrowings.
Net Increase Decrease In Short Term Borrowings
Net increase (decrease) in short-term borrowings
Percentage of loans in the process of foreclosure, serviced by other entities, classified as government guaranteed.
Percentage Of Loans In The Process Of Foreclosure Serviced By Other Entities Classified As Government Guaranteed
Percentage loans in the process of foreclosure, serviced by other entities, classified as government guaranteed
Fixed rate brokered time deposits.
Fixed rate brokered time deposits Member
Fixed rate brokered time deposits [Member]
Interest Rate Cash Flow Hedge Gain (Loss) Reclassified to Earnings, Net
Cash flow hedges derivative instruments income
Other
Other Long-Term Debt
Other Long-Term Debt, Total
Available-for-Sale Securities [Member]
Available-for-Sale Securities [Member]
Weighted Average [Member]
Weighted Average
Document Information [Table]
Document Information [Table]
Gain (loss) on sale of subsidiary, pre-tax
Gain Loss On Sale Of Properties Pre Tax
Gain loss on sale of properties pre tax.
Fair Value Disclosures [Text Block]
Fair value measurements
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings
Included in earnings
Accrued Investment Income Receivable
Accrued interest receivable
Weighted-average discount rates for fair value estimations.
Weighted-average Discount Rates for Fair Value Estimations
Weighted-average discount rates for fair value estimations
Trading Gain (Loss)
Trading Gain (Loss), Total
Trading account and other non-hedging derivative gains
Senior Notes, Total
Senior Notes
Senior notes
Disaggregation of Revenue [Table Text Block]
Summary of Sources of Noninterest Income that are Subject to Revenue Recognition Accounting Guidance
This item represents the fair value of securities that have been in a continuous loss position for twelve months or longer.
Investment Securities Continuous Unrealized Loss Position Twelve Months Or Longer Fair Value
Total of investment securities, fair value, 12 Months or More
Impaired financing receivable nonaccrual interest income.
Impaired Financing Receivable Nonaccrual Interest Income
Interest Income Recognized
Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]
Equity Method Investments and Joint Ventures [Abstract]
Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block]
Information about Fair Values of Derivative Instruments in Consolidated Balance Sheet
Securities Held as Collateral, at Fair Value
Pledged securities that can be sold or repledged
Increase (decrease) in fair value of nonrecurring fair value measured loans for charge offs and impairment reserve.
Increase Decrease In Fair Value Of Nonrecurring Fair Value Measured Loans For Charge Offs And Impairment Reserves
Change in fair value of nonrecurring fair value measured loans for charge-offs and impairment reserves
Long-Term Debt [Member]
Long-term Debt [Member]
Schedule of Business Acquisitions, by Acquisition [Table]
Schedule Of Business Acquisitions By Acquisition [Table]
Interest Income (Expense), Net
Net interest income
Net Interest Income
Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block]
Summary of Identifiable Assets Acquired, Liabilities Assumed and Preferred Stock Exchanged as of Acquisition
Financing Receivable, Modified [Line Items]
Financing Receivable, Modifications [Line Items]
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months
Estimated fair value, Less than 12 months
Federal Funds Sold
Federal funds sold
Financial Instruments, Financial Liabilities, Balance Sheet Groupings [Abstract]
Financial liabilities:
Pledging Purpose [Axis]
Series E Preferred Stock [Member]
Preferred Series E [Member]
Impaired Financing Receivable, with Related Allowance, Unpaid Principal Balance
Amortized Cost without Allowance
Amortized Cost with Allowance
Business Combination, Step Acquisition, Equity Interest in Acquiree, Fair Value
Stockholders' equity
The tabular disclosure of changes in level 3 assets and liabilities measured at estimated fair value on recurring basis.
Changes In Level Three Assets And Liabilities Measured At Estimated Fair Value On Recurring Basis Table [Text Block]
Changes in Level 3 Assets and Liabilities Measured at Estimated Fair Value on Recurring Basis
Financing Receivable, Credit Quality Indicator [Table]
Schedule Of Financing Receivable Recorded Investment Credit Quality Indicator [Table]
Loans Receivable, Fair Value Disclosure
Loans measured at fair value on nonrecurring basis
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Amortization of Prior Service Cost (Credit), Statement of Income or Comprehensive Income [Extensible Enumeration]
Other revenues from operations.
Other Revenues From Operations [Member]
Other Revenues From Operations [Member]
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]
Assets and Liabilities Measured at Estimated Fair Value on Recurring Basis
Debt Securities, Held-to-Maturity, Amortized Cost, after Allowance for Credit Loss, Maturity, Allocated and Single Maturity Date, after Year 10
Due after ten years
Common Stock, Dividends, Per Share, Cash Paid
Common stock per share dividend amount
Financial Asset, Aging [Domain]
Financial Asset, Aging
Schedule of Stock by Class [Table]
Loans and leases receivable gross writeoffs.
Loans and Leases Receivable, gross writeoffs
Gross charge-offs
Fair Value Measurement [Domain]
Fair Value Measurement
Aggregate net gain and losses (whether realized or unrealized) of the hedged item in a fair value hedge recognized in the income statement.
Gain Loss On Hedged Item In Fair Value Hedge
Derivatives in fair value hedging relationships, Hedged item
Defined Benefit Plan, Expected Return (Loss) on Plan Assets
Expected return on plan assets
Residential mortgage loans secured by residential real estate in process of foreclosure.
Residential Mortgage Loans Secured By Residential Real Estate In Process Of Foreclosure
Loans secured by residential real estate that were in the process of foreclosure
Liabilities, Fair Value Disclosure
Total liabilities
Class of Stock [Line Items]
Debt Securities, Trading, and Equity Securities, FV-NI
Debt Securities, Trading, and Equity Securities, FV-NI, Total
Trading account
Balance Sheet Location [Axis]
Balance Sheet Location
Debt Securities, Held-to-Maturity, Amortized Cost, after Allowance for Credit Loss, Maturity, without Single Maturity Date
Mortgage-backed securities held to maturity
Schedule of Accounts, Notes, Loans and Financing Receivable [Table]
Schedule Of Accounts Notes Loans And Financing Receivable [Table]
Summary of loan grades applied various classes of commercial and real estate loans.
Summary Of Loan Grades Applied Various Classes Of Commercial And Real Estate Loans Table [Text Block]
Summary of Loan grades applied various classes of Commercial and Real Estate Loans
Extinguishment of Debt, Type [Domain]
Extinguishment of Debt, Type
Financial Asset, Aging [Axis]
Financial Asset, Aging
Federal Home Loan Bank Stock and Federal Reserve Bank Stock
Other securities, Estimated fair value
Federal Home Loan Bank Stock and Federal Reserve Bank Stock, Total
Liabilities and Equity
Total liabilities and shareholders’ equity
Entity Address, State or Province
Entity Address, State or Province
Derivative Instruments and Hedging Activities Disclosure [Text Block]
Derivative financial instruments
Stock Issued During Period, Value, New Issues
Conversion of Series H preferred stock
Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), Reclassification Adjustment from AOCI, after Tax
Amortization of prior service credit, net of tax
Comprehensive Income (Loss), Net of Tax, Attributable to Parent
Total comprehensive income
Total comprehensive income
Interest Receivable and Other Assets
Accrued interest and other assets
Trading Symbol
Trading Symbol
Net income loss available to common stockholders before unvested stock based compensation awards adjustment as used in the determination of basic earnings per common share.
Net Income Loss Available To Common Stockholders Basic Before Unvested Stock Based Compensation Awards Adjustment
Net income available to common equity
Debt Instrument, Redemption, Period [Axis]
Debt Instrument, Redemption, Period
Other modifications.
Other Modifications [Member]
Other [Member]
Common Stock, Shares, Issued
Common stock, shares issued
Loan and leases considered nonaccrual and interest income recognized on loans.
Loan And Leases Considered Nonaccrual And Interest Income Recognized On Loans Table [Text Block]
Loan and Leases Considered Nonaccrual and Interest Income Recognized on Loans
Consolidated Entities [Domain]
Consolidated Entities
Series G Preferred Stock [Member]
Preferred Series G [Member]
Other revenues from operations.
Other Revenues From Operations [Abstract]
Other revenues from operations:
Schedule of Long-Term Debt Instruments [Table]
Financing Receivable, Troubled Debt Restructuring, Premodification
Pre-modification Recorded Investment
Financing Receivable, Credit Loss, Expense (Reversal)
Non-credit discount
Derivative Asset, Fair Value of Collateral
Collateral relating to net asset positions
AOCI Attributable to Parent [Member]
Accumulated Other Comprehensive Income (Loss), Net [Member]
Business Combination Disclosure [Text Block]
Acquisition and divestiture
Net loss during period
Other Comprehensive Income (Loss), Net of Tax
Total other comprehensive income (loss)
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Number of debt securities with gross losses.
Number Of Debt Securities With Gross Losses
Number of debt securities with aggregate gross unrealized losses
Series F And Series G Preferred Stock
Series F And Series G Preferred Stock [Member]
Series F And Series G Preferred Stock [Member]
Entity Address, City or Town
Entity Address, City or Town
Long term debt two thousand eighteen.
Long Term Debt Two Thousand Eighteen [Member]
Term Loans 2018 [Member]
Term Loans 2018 [Member]
Proceeds from Previous Acquisition
Acquisition, net of cash consideration, Bank and bank holding company
Interest-Bearing Deposits in Banks and Other Financial Institutions
Interest-bearing deposits at banks
Schedule of Earnings Per Share, Basic, by Common Class, Including Two Class Method [Table Text Block]
Computations of Basic Earnings Per Common Share
Summary of Investment Holdings [Line Items]
Debt Disclosure [Text Block]
Borrowings
OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, Tax
Unrealized holding losses, net, tax
Disposal Group Name [Axis]
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss
Held To Maturity Securities Continuous Unrealized Loss Position Less Than12 Months Aggregate Losses
Payments of Ordinary Dividends, Common Stock
Dividends paid — common
Depreciation and amortization of premises and equipment.
Depreciation And Amortization1
Depreciation and amortization of premises and equipment
Subsequent Event [Member]
Subsequent Event [Member]
Subsequent Event Type [Axis]
Subsequent Event Type
Interest payments on variable rate commercial real estate loans.
Interest Payments On Variable Rate Commercial Real Estate Loans [Member]
Interest Payments On Variable Rate Commercial Real Estate Loans [Member]
Other Comprehensive (Income) Loss, Defined Benefit Plan, before Reclassification Adjustment and Tax, Total
Other Comprehensive (Income) Loss, Defined Benefit Plan, before Reclassification Adjustment and Tax
Current year pension gains
Securities Borrowed, Total
Securities Borrowed
Amount of agreements to repurchase securities
Additional Paid-in Capital [Member]
Additional Paid-in Capital [Member]
Business Acquisition, Pro Forma Revenue
Total revenues
Proceeds from Maturities, Prepayments and Calls of Debt Securities, Available-for-Sale
Proceeds from maturities of investment securities Available for sale
The tabular disclosure of commitments.
Commitments Table [Text Block]
Commitments and Contingent Liabilities Outstanding
Loans Insured or Guaranteed by US Government Authorities [Member]
Guaranteed by Government-Related Entities [Member]
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer
Estimated fair value, 12 months or more
Other comprehensive income loss net yield adjustment from cash flow hedges, before tax.
Other Comprehensive Income Loss Net Yield Adjustment From Cash Flow Hedges Before Tax
Net yield adjustment from cash flow hedges currently in effect, before tax
Preferred Stock, Par or Stated Value Per Share
Preferred stock, par value
Statement of Stockholders' Equity [Abstract]
Payments for (Proceeds from) Loans and Leases
Payments for (Proceeds from) Loans and Leases, Total
Net increase in loans and leases
Net charge-offs
Financing Receivable Allowance For Credit Losses Net Write Offs [Abstract]
Financing receivable allowance for credit losses net write offs.
Increase (decrease) in estimated fair value of interest rate contracts in asset position.
Increase Decrease In Estimated Fair Value Of Interest Rate Contracts In Asset Position
Reduction in estimated fair value of interest rate contracts in asset position
Revenue from Contract with Customer, Including Assessed Tax
Revenue from contract with customer
Debt Instrument, Maturity Date
Senior notes maturity date
Derivative, Average Fixed Interest Rate
Weighted-Average Rate, Fixed
Total long-term borrowings
Long-Term Debt
Long-term borrowings
Loan facility carrying amount
Long-term borrowings
Derivative Contract [Domain]
Derivative Contract
Financing Receivable, Modified [Table]
Schedule Of Financing Receivable Troubled Debt Restructurings [Table]
Property, Plant and Equipment, Net
Premises and equipment
Property, Plant and Equipment, Net, Total
Class of Stock [Domain]
Class of Stock
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Line Items]
Core Deposits [Member]
Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, Year One
Due in one year or less
Commitments to extend credit to commercial customers.
Commitments To Extend Credit To Commercial Customers
Commitments to extend credit to commercial customers
Mortgage servicing rights of commercial mortgage loans with outstanding principal balances of privately held commercial mortgage company.
Mortgage Loans Of Privately Held Company
Outstanding principal balances of mortgage servicing rights
Accumulated other adjustment.
Accumulated Other Adjustment [Member]
Accumulated Other Adjustment [Member]
Statement of Comprehensive Income [Abstract]
Treasury Stock, Common, Shares
Treasury stock, common shares
Entity Central Index Key
Entity Central Index Key
Forward starting interest rate swap agreements.
Forward Starting Interest Rate Swap Agreements [Member]
Forward-Starting Interest Rate Swap Agreements [Member]
US Treasury and Government [Member]
U.S. Treasury and Federal Agencies [Member]
Loans, Notes, Trade and Other Receivables Disclosure [Text Block]
Loans and leases and the allowance for credit losses
Assets, Fair Value Disclosure
Total assets
Financial Instruments, Financial Assets, Balance Sheet Groupings [Abstract]
Financial assets:
Business Combination, Consideration Transferred, Equity Interests Issued and Issuable
Business combination, market value
Common stock issued (50,325,004 shares)
Preferred Stock, Shares Outstanding
Preferred stock, shares outstanding
Preferred Stock, Shares Outstanding, Beginning Balance
Preferred Stock, Shares Outstanding, Ending Balance
Preferred stock, Shares Outstanding
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period
Period of satisfaction of contract with customer
Held to maturity (fair value: $13,764,943 at September 30, 2023; $12,375,420 at December 31, 2022)
Debt Securities, Held-to-Maturity, Amortized Cost, before Allowance for Credit Loss
Amortized cost for held to maturity
The tax effect of the accumulated change in equity from transactions and other events and circumstances from non-owner sources. Excludes the tax effect of Net Income (Loss), and accumulated changes in equity from transactions resulting from investments by owners and distributions to owners. Includes the tax effect of foreign currency translation items, certain pension adjustments, unrealized gains and losses on certain investments in debt and equity securities, other than temporary impairment (OTTI) losses related to factors other than credit losses on available-for-sale and held-to-maturity debt securities that an entity does not intend to sell and it is not more likely than not that the entity will be required to sell before recovery of the amortized cost basis, as well as changes in the fair value of derivatives related to the effective portion of a designated cash flow hedge.
Accumulated Other Comprehensive Income Loss Income Tax
Ending balance, tax
Beginning balance, tax
Noninterest Expense
Total other expense
Series F Preferred Stock [Member]
Preferred Series F [Member]
Other financial instruments.
Other Financial Instruments [Abstract]
Other financial instruments:
Entity Tax Identification Number
Entity Tax Identification Number
Carrying amount of debt securities accounted for as held-to-maturity, net of adjustments including, but not limited to, accretion, amortization, collection of cash, previous other-than-temporary impairments (OTTI) recognized, and fair value hedge accounting adjustments, that have single maturity date.
Held To Maturity Securities Debt Maturities With Single Maturity Date Net Carrying Amount
Total available for held to maturity (amortized cost)
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest
Income before taxes
Long-term borrowings
Long-Term Debt, Excluding Current Maturities [Abstract]
Financial Instruments [Domain]
Financial Instruments
Financing Receivable, Held-for-Sale, Not Part of Disposal Group, after Valuation Allowance
Mortgage loans held for sale
Financing Receivable, Held-for-Sale, Not Part of Disposal Group, after Valuation Allowance, Beginning Balance
Financing Receivable, Held-for-Sale, Not Part of Disposal Group, after Valuation Allowance, Ending Balance
Variable interest entity disclosure.
Variable Interest Entity Disclosure [Abstract]
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset Value
Ending Balance
Beginning Balance
Recurring fair value measurements for certain Level 3 Assets and Liabilities
Fair Values Derivatives, Balance Sheet Location, by Derivative Contract Type [Table]
Fair Values Derivatives Balance Sheet Location By Derivative Contract Type By Hedging Designation [Table]
Investment, Name [Axis]
Investment, Name
Commitments to extend credit.
Commitments To Extend Credit [Abstract]
Commitments to extend credit
Other Comprehensive Income (Loss) before Reclassifications, Tax
Total other comprehensive income (loss) before reclassifications, tax
Federal deposit insurance corporation estimated expense.
Federal Deposit Insurance Corporation Estimated Expense
FDIC estimated assessment
Other Liabilities [Member]
Accrued interest and other liabilities [Member]
Business combination recognized identifiable assets acquired and liabilities assumed deposits.
Business combination recognized identifiable assets acquired and liabilities assumed deposits
Deposits
Long term debt two thousand twenty one.
Long Term Debt Two Thousand Twenty One [Member]
Term Loans 2021 [Member]
Financing receivable, modifications other than troubled debt restructuring.
Financing receivable, modifications other than troubled debt restructuring
Trading Liabilities, Fair Value Disclosure
Trading account liabilities
Trading account liabilities
Debt Securities, Available-for-Sale, Maturity, Allocated and Single Maturity Date, Fair Value
Total available for sale (fair value)
Derivative Instrument [Axis]
Derivative Instrument
Assets
Assets
Total assets of partnerships in which the company invested
Total assets
M&T member
M T [Member]
MT [Member]
Loan, Transfer from Held-for-Sale to Held-in-Portfolio
Loans held for investment transferred to loans held for sale
Other securities gross unrealized gains.
Other Securities Gross Unrealized Gains
Other securities, Gross unrealized gains
Interest Expense [Abstract]
Interest expense
Summary of merger-related expenses.
Summary of merger-related expenses [Table Text Block]
Summary of Merger Related Expenses
Readily marketable securities at fair value amortized cost.
Readily Marketable Securities At Fair Value Amortized Cost
Readily marketable securities Amortized cost
Entity Registrant Name
Entity Registrant Name
Asset-backed Notes [Member]
Asset-Backed Securities [Member]
Cash, Uninsured Amount
Estimated uninsured deposits
Debt Securities, Unrealized Gain (Loss)
Unrealized losses on individual debt securities
Debt Securities, Unrealized Gain (Loss), Total
Loans receiving interest rate, weighted-average reduction.
Loans receiving interest rate, weighted-average reduction
Weighted-average reduction
Retained Earnings (Accumulated Deficit)
Retained earnings
Retained Earnings (Accumulated Deficit), Total
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Accumulated Loss
Available For Sale Securities Continuous Unrealized Losses Position Less Than Twelve Months Aggregate Losses
Unrealized Losses Less Than 12 Months
Interest Income, Securities, Operating, Taxable
Fully taxable
Supplemental Cash Flow Information [Abstract]
Supplemental disclosure of cash flow information
FHLB Advances
Long-Term Federal Home Loan Bank Advances, Total
Long-Term Federal Home Loan Bank Advances
Residential real estate excluding Alt-A.
Residential Real Estate Excluding Alt A [Member]
Residential [Member]
Retained Earnings [Member]
Retained Earnings [Member]
Class of Stock [Axis]
Class of Stock
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification, Tax
Unrealized losses on cash flow hedges, tax
Minimum [Member]
Minimum [Member]
Financing receivable, modifications other than troubled debt restructuring.
Financing Receivable, Modifications other than Troubled Debt Restructuring [Line Items]
Revenues
Revenues
Total Revenues
Revenues, Total
Parent [Member]
M&T Bank [Member]
Significant Accounting Policies [Text Block]
Significant accounting policies
Derivative Instruments and Hedging Activities Disclosure [Abstract]
Commercial Mortgage-Backed Securities [Member]
Commercial [Member]
Commercial Mortgage-Backed Securities [Member]
Derivative Liability, Subject to Master Netting Arrangement, before Offset of Collateral
Aggregate fair value of derivative financial instruments in a liability position
Derivative Liability, Subject to Master Netting Arrangement, before Offset of Collateral, Total
Residential mortgage banking segment.
Residential Mortgage Banking [Member]
Residential Mortgage Banking [Member]
Fair Value Measurement Inputs and Valuation Techniques [Table]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis Valuation Techniques [Table]
Equity Component [Domain]
Equity Component
Segments [Axis]
Segments
Loss Contingency, Estimate of Possible Loss
Range of reasonably possible losses
Receivables [Abstract]
Series F Fixed-to-Floating Rate Non-Cumulative Perpetual Preferred Stock [Member]
Series F Fixed To Floating Rate Non Cumulative Perpetual Preferred Stock [Member]
Series F fixed-to-floating rate non-cumulative perpetual preferred stock.
Proceeds from Interest Received
Interest received during the period
Cash and Due from Banks
Cash and due from banks
Cash and Due from Banks, Total
Schedule of amortized cost and estimated fair value of investment securities.
Schedule Of Amortized Cost And Estimated Fair Value Of Investment Securities [Line Items]
Schedule Of Amortized Cost And Estimated Fair Value Of Investment Securities [Line Items]
Percentage of income taxes receivable or payable.
Percentage of Income Taxes Receivable or Payable
Percentage of income taxes receivable or payable
Loans and leases weighted-average remaining term
Loans and leases weighted-average remaining term
Weighted-average remaining term
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]
Adjustments to reconcile net income to net cash provided by operating activities
Criticized nonaccrual.
Criticized Nonaccrual [Member]
Criticized Nonaccrual [Member]
Measurement Frequency [Axis]
Measurement Frequency
Debt Disclosure [Abstract]
Net Income (Loss) Available to Common Stockholders, Diluted
Diluted
Net income available to common shareholders
Loans Insured or Guaranteed by Government Authorities [Axis]
Business combination recognized identifiable assets acquisition of core deposits and other intangible assets.
Business combination recognized identifiable assets acquisition of core deposits and other intangible assets
Core deposits and other intangible assets
Core deposit and other intangible assets
Investment securities
Marketable Securities [Abstract]
Maturing at various dates through 2039 [Member]
Maturing at various dates through 2039 [Member]
Maturing at Various Dates Through 2039 [Member]
Debt Instrument, Basis Spread on Variable Rate
Variable interest rate of debt instrument
Business combination consideration transferred common stock awards converted.
Business Combination Consideration Transferred Common Stock Awards Converted
Common stock awards converted
Entity Current Reporting Status
Entity Current Reporting Status
Proceeds from (Payments for) Other Financing Activities
Other, net
Common Stock, Shares Authorized
Common stock, shares authorized
Real Estate [Member]
Real Estate [Member]
Fair Value, by Balance Sheet Grouping [Table]
Fair Value By Balance Sheet Grouping [Table]
Financing Receivable, Modified [Table Text Block]
Loan Modification Activities that were Considered Troubled Debt Restructurings
Payments to acquire equity and other securities investments.
Payments To Acquire Equity And Other Securities Investments
Purchases of investment securities equity and other
Assets [Abstract]
Assets
Schedule of Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Table Text Block]
Computations of Diluted Earnings Per Common Share
Stock Issued During Period, Value, Conversion of Units
Common stock awards converted
Hedging Relationship [Axis]
Hedging Relationship
Amount of domestic interest-bearing checking and savings accounts, which may include money market accounts, NOW accounts, interest-bearing corporate checking accounts, brokered deposits and other savings accounts.
Savings And Interest Checking Deposits
Savings and interest-checking deposits
Savings and interest-checking deposits
Commercial, financing, leasing.
Commercial Financing Leasing Member
Commercial, Financing, Leasing, etc. [Member]
Amortization of Intangible Assets
Amortization of core deposit and other intangible assets
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate, Loan Type [Domain]
Other.
Other [Member]
Other [Member]
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, Less than 12 Months, Fair Value
Held to maturity, Estimated fair value, Less than 12 months
Common stock, $.50 par, 250,000,000 shares authorized, 179,436,779 shares issued at September 30, 2023 and December 31, 2022
Common Stock, Value, Issued
Derivative Liability, Fair Value of Collateral
Post collateral requirements relating to positions
Repayments of Long-Term Debt
Payments on long-term borrowings
Repayments of Long-Term Debt, Total
Interest Expense, Time Deposits
Time deposits
Interest Expense, Time Deposits, Total
Federal funds purchased and repurchased agreements
Federal Funds Purchased and Securities Sold under Agreements to Repurchase
Short-term borrowings
Federal Funds Purchased and Securities Sold under Agreements to Repurchase, Total
Accumulated other.
Accumulated Other [Member]
Other [Member]
Investment in debt securities gross unrealized losses.
Investment In Debt Securities Gross Unrealized Losses
Total debt securities Gross unrealized losses
Forward-starting SOFR-based interest rate swap agreements.
Forward-Starting SOFR-Based Interest Rate Swap Agreements [Member]
Forward-Starting SOFR-Based Interest Rate Swap Agreements [Member]
Net change in accrued interest receivable, payable.
Net Change In Accrued Interest Receivable Payable
Net change in accrued interest receivable, payable
Other credit-related commitments.
Other Credit Related Commitments
Other credit-related commitments
Long-Term Debt, Percentage Bearing Fixed Interest, Percentage Rate
Long-term borrowings, fixed interest rate
Series H Fixed-to-Floating Rate Non-cumulative Perpetual Preferred Stock [Member]
Series H Fixed-to-Floating Rate Non-cumulative Perpetual Preferred Stock [Member]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Cash and Equivalents
Cash and due from banks
Current Fiscal Year End Date
Current Fiscal Year End Date
Contractual Interest Rate Reduction [Member]
Interest Rate Reduction [Member]
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares
Common shares issued, Shares
Common stock issuable, 12,140 shares at September 30, 2023; 14,031 shares at December 31, 2022
The obligation to issue shares of company common stock in connection with deferred compensation plans.
Common Stock Issuable
Business Combination, Consideration Transferred
Business Combination, Consideration Transferred
Total consideration
Deferred Income Tax Expense (Benefit)
Provision for deferred income taxes
Deferred Income Tax Expense (Benefit), Total
Income Tax Expense (Benefit)
Income taxes
Income Tax Expense (Benefit), Total
Information Technology and Data Processing
Outside data processing and software
Outside data processing software
Bayview Lending Group and Bayview Financial.
Bayview Lending Group And Bayview Financial [Member]
Bayview Lending Group and Bayview Financial [Member]
Long-Term Federal Home Loan Bank Advances, Noncurrent
FHLB advances, non current
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Financial Assets
Investment securities
Interest and Fee Income, Loans and Leases
Loans and leases, including fees
Interest and Fee Income, Loans and Leases, Total
Fiduciary and Trust [Member]
Trust Income [Member]
Loan Restructuring Modification [Domain]
Loan Restructuring Modification
Disaggregation of Revenue [Table]
Disaggregation Of Revenue [Table]
Peoples United Financial, Inc. [Member]
Peoples United Financial Inc [Member]
Peoples United Financial Inc [Member]
Series A series C and series E preferred stock.
Series A Series C And Series E Preferred Stock [Member]
Series A Series C Series And E Preferred Stock [Member]
Debt Security, Mortgage-Backed, Held-to-Maturity, Fair Value Disclosure
Investment securities in held-to-maturity portfolio securitized by Bayview Financial
Unsecured Debt, Current
Unsecured senior notes
Amount of accumulated unrealized loss on investments in debt and equity securities that have been in a continuous loss position for twelve months or longer.
Investment Securities Continuous Unrealized Loss Position Twelve Months Or Longer Aggregate Losses
Investment Securities Continuous Unrealized Loss Position Twelve Months or Longer Aggregate Losses
Maturing at various dates through January 2023 [Member]
Maturing at various dates through January 2023 [Member]
Maturing at Various Dates Through January 2023 [Member]
Finite-Lived Intangible Assets, Net
Core deposit and other intangible assets
Finite-Lived Intangible Assets, Net, Total
Finite-Lived Intangible Assets, Net, Beginning Balance
Finite-Lived Intangible Assets, Net, Ending Balance
Business combination recognized identifiable assets acquisition of loans outstanding.
Business Combination Recognized Identifiable Assets Acquisition Of Loans Outstanding
Loans
Schedule of Segment Reporting Information, by Segment [Table Text Block]
Information about Company's Segments
Deferred Revenue
Deferred revenue
Deferred Revenue, Total
Valuation Approach and Technique [Domain]
Valuation Approach and Technique
Revenue from Contract with Customer [Text Block]
Revenue from contracts with customers
Proceeds from (Payments for) in Interest-Bearing Deposits in Banks
Net (increase) decrease in interest-bearing deposits at banks
Disposal Group Name [Domain]
Debt Securities, Held-to-Maturity, Fair Value, Maturity, Allocated and Single Maturity Date, after Year One Through Five
Due after one year through five years
Other Comprehensive Income (Loss), Net of Tax [Abstract]
Other comprehensive income (loss), net of tax and reclassification adjustments:
Debt Securities, Held-to-Maturity, Amortized Cost, after Allowance for Credit Loss, Maturity, Allocated and Single Maturity Date, after Year One through Five
Due after one year through five years
Mortgage loans on real estate principal amount of loans.
Mortgage loans on real estate principal amount of loans
Conventional purchase amount of loan
Hedging Relationship [Domain]
Hedging Relationship
Mortgage Banking [Member]
Mortgage Banking Revenues [Member]
Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), Reclassification Adjustment from AOCI, Tax
Amortization of prior service credit, tax
Measurement Basis [Axis]
Carrying Amount [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Financing Receivable, Allowance for Credit Losses [Line Items]
Sale of Stock, Price Per Share
Common stock, price per share
Foreign exchange and other option and futures contracts.
Foreign Exchange And Other Option And Futures Contracts [Member]
Foreign Exchange and Other Option and Futures Contracts [Member]
Commercial loans and leases.
Commercial Loans And Leases [Member]
Commercial Loans and Leases [Member]
Long-Term Debt, Type [Domain]
Debt Securities, Held-to-Maturity, Amortized Cost, after Allowance for Credit Loss, Maturity [Abstract]
Debt securities held to maturity:
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance
Total
Amortized Cost without Allowance
Noncash Merger Related Costs
Merger-related expenses
Total
Long term debt two thousand twenty three.
Long Term Debt Two Thousand Twenty Three [Member]
Term Loans 2023 [Member]
Other comprehensive income loss net yield adjustment from cash flow hedges, tax.
Other Comprehensive Income Loss Net Yield Adjustment From Cash Flow Hedges Tax
Net yield adjustment from cash flow hedges currently in effect, tax
Relationship with other entities.
Relationship With Other Entities [Text Block]
Relationship with Bayview Lending Group LLC and Bayview Financial Holdings, L.P.
The threshold number of days in delinquency at which criticized loans are generally classified as non-accrual.
Loan Delinquent Period For Non Accrual Status Classification
Loan delinquent period
Derivative Instruments, Gain (Loss) [Table]
Derivative Instruments Gain Loss By Hedging Relationship By Income Statement Location By Derivative Instrument Risk [Table]
Fixed rate long-term borrowings.
Fixed Rate Long Term Borrowings [Member]
Fixed Rate Long-Term Borrowings [Member]
Commitments and Contingencies Disclosure [Abstract]
M&T [Member]
M&T.
M And T [Member]
M&T Bank Corporation [Member]
Real Estate Loan [Member]
Commercial Real Estate Loans [Member]
Intersegment Eliminations [Member]
Intersegment Activity Eliminated in Consolidated Totals [Member]
Equity [Text Block]
Shareholders' Equity
FRB of New York [Member]
FRB of New York.
Debt Securities, Held-to-Maturity, Accumulated Unrecognized Loss
Gross unrealized losses for held to maturity
Change in Cash Flow Hedges Derivative Instruments At Fair Value Net
Change in Cash Flow Hedges Derivative Instruments At Fair Value Net
Interest Paid, Excluding Capitalized Interest, Operating Activities
Interest paid during the period
Combination of modification types.
Combination of Modification Types [Member]
Combination of Modification Types [Member]
Series E Fixed-To-Floating Rate Non-Cumulative Perpetual Preferred Stock [Member]
Series E Fixed To Floating Rate Non Cumulative Perpetual Preferred Stock [Member]
Series E fixed to floating rate non cumulative perpetual preferred stock.
Readily marketable securities at fair value gross unrealized gains.
Readily Marketable Securities At Fair Value Gross Unrealized Gains
Readily marketable securities Gross unrealized gains
Financial Asset, Not Past Due [Member]
Current [Member]
Retirement Plan Type [Domain]
Retirement Plan Type
Additional Paid in Capital
Additional paid-in capital
Additional Paid in Capital, Total
Liabilities [Abstract]
Liabilities
Debt Securities, Held-to-Maturity, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 10
Due after ten years
Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Gain, before Tax
Investment securities available for sale, gross unrealized gains
Derivative [Line Items]
Derivative [Line Items]
Extinguishment of Debt [Axis]
Extinguishment of Debt
Equity, Attributable to Parent [Abstract]
Shareholders' equity
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
5.75% fixed-rate subordinated notes due to mature in October 2024.
Five Point Seven Five Percentage fixed-rate subordinated notes due to mature in October 2024 [Member]
5.75% Fixed Rate Subordinated Notes Due To Mature In October 2024 [Member]
Defined Benefit Plan, Interest Cost
Interest cost on projected benefit obligation
Entity [Domain]
Long term debt two thousand nineteen.
Long Term Debt Two Thousand Nineteen [Member]
Term Loans 2019 [Member]
Term Loans 2019 [Member]
Trust Relationship [Member]
Trust Relationship [Member]
Other Postretirement Benefits Plan [Member]
Other Postretirement Benefits [Member]
Line of Credit Facility, Maximum Borrowing Capacity
Maximum borrowing capacity
Debt Securities, Held-to-Maturity, Fair Value, Maturity [Abstract]
Debt securities held to maturity:
Readily marketable securities at estimated fair value.
Readily Marketable Securities At Estimated Fair Value
Readily marketable securities Estimated fair value
Schedule of amortized cost and estimated fair value of investment securities.
Schedule Of Amortized Cost And Estimated Fair Value Of Investment Securities [Table]
Schedule Of Amortized Cost And Estimated Fair Value Of Investment Securities [Table]
Amount of tax expense (benefit) of reclassification adjustment from accumulated other comprehensive income of unrealized holding gain or loss on held to maturity securities arising during period.
Other Comprehensive Income Unrealized Holding Gain Loss On Held To Maturity Securities Arising During Period Tax
Amortization of unrealized holding losses on held-to-maturity securities, tax
Earnings Per Share [Abstract]
Net income per common share
Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10
Due after five years through ten years
Net unrealized losses on investment securities
OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment and Tax
Net unrealized gains (losses) on investment securities
OCI, Debt Securities, Available-for-Sale, Gain (Loss), after Adjustment and Tax, Total
Financing Receivable, Allowance for Credit Loss, Writeoff
Charge-offs
Financing Receivable, Allowance for Credit Loss, Writeoff, Total
Loss Contingencies [Table]
Loss Contingencies [Table]
Amount before allowance of consumer installment revolving and home equity loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts.
Loans And Leases Receivable Consumer Installment Revolving And Home Equity
Consumer loans
Loans and leases average rate
Weighted average interest rate
Debt, Weighted Average Interest Rate
Investment, Name [Domain]
Investment, Name
Debt Instrument, Maturity Date Range, Start
Debt Maturity, Start Year
Accounting Policies [Abstract]
Segments [Domain]
Segments
Affordable Housing Tax Credits and Other Tax Benefits, Amount
Federal tax credits and other federal tax benefits recognized
Amortization of actuarial gains (losses), before tax
Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, before Tax
Other Comprehensive Income (Loss), before Reclassifications, Net of Tax
Total other comprehensive income (loss) before reclassifications, net of tax
Debt Instrument, Measurement Input [Extensible Enumeration]
Measurement Input [Extensible List]
Interest Income [Member]
Interest Income [Member]
Subordinated Long-Term Debt, Noncurrent
Subordinated notes non current
Impact in estimated fair value gain (losses ) on hedging instruments.
Impact In Estimated Fair Value Gain Losses On Hedging Instruments
Impact of estimated fair value gain (losses) on hedging instruments
Business Acquisition, Pro Forma Information [Table Text Block]
Summary of Acquisition, Pro Forma Information
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net
Net assets acquired
Revolving Credit Facility [Member]
Revolving Loans [Member]
Other comprehensive income loss reclassification adjustment for realized gains losses included in net income tax.
Other Comprehensive Income Loss Reclassification Adjustment For Realized Gains Losses Included In Net Income Tax
Gains realized in net income, tax
Oceanview Dispositions, LLC.
Oceanview Dispositions, LLC [Member]
Oceanview Dispositions, LLC [Member]
Earnings Per Share, Basic
Basic
Basic earnings per common share
Earnings Per Share, Basic, Total
Summary of Investment Holdings [Table]
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]
Accumulated Other Comprehensive Income (Loss), Net
Debt Securities, Held-to-Maturity, Allowance for Credit Loss
Allowance for credit losses
Debt Securities, Held-to-Maturity, Allowance for Credit Loss, Total
Debt Securities, Held-to-Maturity, Allowance for Credit Loss, Beginning Balance
Debt Securities, Held-to-Maturity, Allowance for Credit Loss, Ending Balance
Additional Collateral, Aggregate Fair Value
Fair value of additional collateral to be posted for derivative financial instruments
Business Combinations [Abstract]
Income Statement [Abstract]
Financing Receivable, Impaired [Line Items]
Financing Receivable, Impaired [Line Items]
Investments
Total investment securities
Investment securities
Defined Benefit Plan, Amortization of Gain (Loss)
Amortization of net actuarial loss (gain)
Amount before tax of increase (decrease) in accumulated other comprehensive income (loss) related to the reclassification adjustment for other than temporary impairment (OTTI) related to factors other than credit loss on a previously impaired investment on held-to-maturity security.
Other Comprehensive Income Reclassification To Income Of Unrealized Holding Losses Before Tax
Amortization of unrealized holding losses on held-to-maturity securities
Retirement Benefits [Abstract]
Statistical Measurement [Domain]
Statistical Measurement
Loss Contingencies [Line Items]
Loss Contingencies [Line Items]
Net Cash Provided by (Used in) Operating Activities
Net cash provided by operating activities
Four point seven zero percentage fixed rate senior notes due to mature in January 2028.
Four Point Seven Zero Percentage Fixed Rate Senior Notes Due To Mature In January 2028 [Member]
4.70% Fixed Rate Senior Notes Due to Mature in January 2028 [Member]
Amortized cost and estimated fair value of investment securities.
Amortized Cost And Estimated Fair Value Of Investment Securities Table [Text Block]
Amortized Cost and Estimated Fair Value of Investment Securities
Interest and Dividend Income, Operating [Abstract]
Interest income
Federal Home Loan Bank Advances [Member]
FHLBs Facility [Member]
Derivative Asset, Subject to Master Netting Arrangement, before Offset
Asset Derivatives, Fair Value
Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10
Due after five years through ten years
Document Period End Date
Document Period End Date
Statistical Measurement [Axis]
Statistical Measurement
Other commercial construction.
Other Commercial Construction [Member]
Other Commercial Construction [Member]
Commitments and Contingencies Disclosure [Text Block]
Commitments and contingencies
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Earnings Per Share, Diluted
Diluted
Diluted earnings per common share
Earnings Per Share, Diluted, Total
Debt Instrument, Maturity Date Range, End
Debt Maturity, End Year
Product and Service [Domain]
Product and Service
Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax
Foreign currency translation adjustment, tax
Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax, Total
Delinquency status of loans and leases receivable modified not past due.
Delinquency Status of Loans and Leases Receivable Modified Not Past Due
Current
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, Tax
Accretion of net gain on terminated cash flow hedges, tax
Revenue from Contract with Customer [Abstract]
Debt Instrument, Name [Domain]
Fair Value Hierarchy and NAV [Domain]
Fair Value Hierarchy and NAV
Percentage of assumed commitment expirations used in the fair value measurements of interest rate locks.
Percentage Of Fair Value Inputs Commitment Expirations
Commitment expirations
Debt Securities, Available-for-Sale, Fair Value, Fiscal Year Maturity [Abstract]
Debt securities available for sale:
Disposal Group, Including Discontinued Operation, Consideration
Bayview Lending Group.
Bayview Lending Group [Member]
Bayview Lending Group [Member]
Real Estate Owned, Transfer to Real Estate Owned
Real estate acquired in settlement of loans
Maturity Period Two [Member].
Maturity Period Two [Member]
Maturity Period 2025 [Member]
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Settlements
Settlements
Fair Value, Recurring [Member]
Fair Value Measurements, Recurring [Member]
Accumulated Defined Benefit Plans Adjustment Attributable to Parent [Member]
Defined Benefit Plans [Member]
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Gain (Loss), before Reclassification and Tax
Foreign currency translation adjustment, before tax
Loss Contingency, Loss in Period
Estimate assessed losses
Commitments to sell real estate loans net.
Commitments To Sell Real Estate Loans Net
Commitments to sell real estate loans
Changes in cash flow hedges derivative instruments at fair value net.
Changes in Cash Flow Hedges Derivative Instruments At Fair Value Net
Changes in Cash Flow Hedges Derivative Instruments At Fair Value Net
Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Period Increase (Decrease), Excluding Exchange Rate Effect
Net increase in cash, cash equivalents and restricted cash
Pension Plan [Member]
Pension Benefits [Member]
Combination of concession types.
Combination Of Concession Types [Member]
Combination of Concession Types [Member]
Noninterest Income
Total other income
Schedule of borrowings.
Schedule Of Borrowings [Table]
Schedule Of Borrowings [Table]
Business banking segment.
Business Banking [Member]
Business Banking [Member]
Interest Income (Expense), after Provision for Loan Loss
Net interest income after provision for credit losses
Equity Securities, FV-NI, Current
Equity Securities, FV-NI, Current
Debt Securities, Available-for-Sale, Maturity, without Single Maturity Date, Amortized Cost
Mortgage-backed securities available for sale
Maximum credit risk for recourse associated with loans sold under Federal National Mortgage Association Delegated Underwriting and Servicing program.
Maximum Credit Risk For Recourse Associated With Loans Sold Under Federal National Mortgage Association Delegated Underwriting And Servicing Program
Maximum credit risk for recourse associated with loans sold under Federal National Mortgage Association Delegated Underwriting and Servicing program
Payments for Repurchase of Common Stock
Purchases of treasury stock
Purchases of treasury stock
Collateral Held [Domain]
Collateral Held
Discounted cash flows.
Discounted Cash Flows [Member]
Discounted Cash Flows
Finite-Lived Intangible Assets, Major Class Name [Domain]
Unfunded commitments includes carrrying amount of its investments.
Unfunded Commitments Includes Carrrying Amount Of Its Investments
Unfunded commitments includes carrrying amount of its investments
Loan, Held-for-Sale, Fair Value Disclosure
Real estate loans held for sale
Business combination recognized identifiable assets acquired and liabilities assumed borrowings.
Business combination recognized identifiable assets acquired and liabilities assumed borrowings
Borrowings
This item represents the fair value of securities that have been in a continuous loss position for less than twelve months.
Investment Securities Continuous Unrealized Loss Position Less Than Twelve Months Fair Value
Total investment securities, fair value less than 12 months
Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, Year One
Due in one year or less
Other Debt Obligations [Member]
Other Debt Securities [Member]
Business combination recognized identifiable assets acquisition of deposits.
Business Combination Recognized Identifiable Assets Acquisition Of Deposits
Deposits
Stock Issued During Period, Value, Acquisitions
Common stock issued
Entity Address, Postal Zip Code
Entity Address, Postal Zip Code
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss
Held To Maturity Securities Continuous Unrealized Loss Position12 Months Or Longer Aggregate Losses
Entity Interactive Data Current
Entity Interactive Data Current
Three point six five percentage unsecured senior notes due to mature in December 2022.
Three Point Six Five Percentage Unsecured Senior Notes Due To Mature In December 2022 [Member]
3.65% Unsecured Senior Notes Mature in December 2022 [Member]
Subordinated notes
Subordinated Debt
Subordinated Debt, Ending Balance
Subordinated Debt, Beginning Balance
Subordinated Debt, Total
Stock Issued
Acquisition of bank and bank holding company, Common stock issued
Preferred Stock, Dividend Rate, Percentage
Long term debt prior period.
Long Term Debt Prior Period [Member]
Term Loans Prior Period [Member]
Residential Mortgage [Member]
Residential Mortgage Loans [Member]
Criticized accrual.
Criticized Accrual [Member]
Criticized Accrual [Member]
Credit Facility [Domain]
Credit Facility
US States and Political Subdivisions Debt Securities [Member]
Obligations of States and Political Subdivisions [Member]
Text Block [Abstract]
Equity [Abstract]
The tabular disclosure of components of other comprehensive income loss.
Components Of Other Comprehensive Income Loss Table [Text Block]
Components of Other Comprehensive Income (Loss) and Amounts Reclassified from Accumulated Other Comprehensive Income (Loss) to Net Income
Business Acquisition, Pro Forma Net Income (Loss)
Net income
Pass [Member]
Pass [Member]
Revision of Prior Period [Axis]
Revision of Prior Period
Non PCD acquired loans.
Non P C D Acquired Loans Member
Non PCD Acquired Loans [Member]
Investment in debt securities estimated fair value.
Investment In Debt Securities Estimated Fair Value
Total debt securities Estimated fair value
Consumer Portfolio Segment [Member]
Consumer [Member]
Debt Securities, Held-to-Maturity, Maturity, without Single Maturity Date, Fair Value
Mortgage-backed securities held to maturity
Entity Incorporation, State or Country Code
Entity Incorporation, State or Country Code
Derivative Instruments, Gain (Loss) [Line Items]
Derivative Instruments, Gain (Loss) [Line Items]
Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 10
Due after ten years
Short-Term Debt, Percentage Bearing Fixed Interest Rate
Short-term borrowings, fixed interest rate
Purchase credit-deteriorated.
Purchase Credit-Deteriorated
Derivatives, Fair Value [Line Items]
Derivatives, Fair Value [Line Items]
Equity Components [Axis]
Equity Components
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract]
Date of change in the dividend rate
Preferred Stock Dividend Rate Modifications Date Of Change
The date at which the preferred stock dividend rate or the frequency of dividend payments, or both, will change.
Investments, Debt and Equity Securities [Abstract]
Other Segments [Member]
All Other [Member]
LIBOR.
LIBOR [Member]
LIBOR [Member]
Retirement Benefits [Text Block]
Pension plans and other postretirement benefits
Commercial loans.
Commercial Loans [Member]
Payments to Acquire Businesses, Gross
Cash
Acquisition, net of cash consideration, Bank and bank holding company
Preferred Stock Dividends, Income Statement Impact
Less: Preferred stock dividends
Collateral Already Posted, Aggregate Fair Value
Amount of initial margin posted
Other securities gross unrealized losses.
Other Securities Gross Unrealized Losses
Other securities, Gross unrealized losses
Noninterest Income [Abstract]
Other income
Schedule of Equity Method Investments [Table]
Schedule Of Equity Method Investments [Table]
Financing receivables that are thirty to eighty nine days past due.
Loans And Leases Receivable Thirty To Eighty Nine Days Past Due
30-89 Days Past Due
Accounting Standards Update and Change in Accounting Principle [Text Block]
Recent accounting developments
Equity Securities, FV-NI, Cost
Cost method equity securities
Series G Fixed-Rate Reset Non-Cumulative Perpetual Preferred Stock [Member]
Series G Fixed Rate Reset Non Cumulative Perpetual Preferred Stock [Member]
Series G fixed rate reset non-cumulative perpetual preferred stock.
Other Real Estate, Foreclosed Assets, and Repossessed Assets
Amount of foreclosed residential real estate property held
Other Real Estate, Foreclosed Assets, and Repossessed Assets, Total
Financing Receivable Portfolio Segment [Axis]
Financing Receivable Portfolio Segment
Revenues from sub-servicing
Revenues From Subservicing
Revenues from sub-servicing
Local Phone Number
Local Phone Number
Designated as Hedging Instrument [Member]
Derivatives Designated and Qualifying as Hedging Instruments [Member]
Gains on securities transaction.
Gains on securities transaction
Schedule of Equity Method Investments [Line Items]
Schedule of Equity Method Investments [Line Items]
Goodwill
Goodwill
Goodwill
Goodwill, Beginning balance
Goodwill, Ending balance
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table]
Fair Value Assets Measured On Recurring Basis Unobservable Input Reconciliation [Table]
Financing Receivable, Allowance for Credit Loss [Table]
Schedule Of Financing Receivable Allowance For Credit Losses [Table]
Statement of Cash Flows [Abstract]
Unrealized Gain (Loss) on Interest Rate Cash Flow Hedges, Pretax, Accumulated Other Comprehensive Income (Loss)
Unrealized Gain (Loss) on Interest Rate Cash Flow Hedges, Pretax, Accumulated Other Comprehensive Income (Loss)
Unrealized net loss recognized in other comprehensive income related to cash flow hedges
7.41% Fixed Rate Senior Notes Due to Mature in October 2029 [Member]
Seven Point Four One Percentage Fixed Rate Senior Notes Due To Mature In October 2029 [Member]
Seven point four one percentage fixed rate senior notes due to mature In october 2029 [Member]
Asset-backed notes weighed average estimated life
Asset backed notes weighred average estimated life
Assets Backed Notes Weighred Average Estimated Life
Hospitality [Member]
Hospitality [Member]
Hospitality [Member]
Variable interest entities and asset securitizations.
Variable Interest Entities And Asset Securitizations [Text Block]
Variable interest entities and asset securitizations
Servicing Asset at Amortized Cost
Capitalized servicing rights
Servicing Asset at Amortized Cost, Beginning Balance
Servicing Asset at Amortized Cost, Ending Balance
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date
Business combination recognized identifiable assets acquired and liabilities assumed loans and leases net.
Business Combination Recognized Identifiable Assets Acquired and Liabilities Assumed Loans and Leases Net
Loans and leases, net
Loans and leases
Preferred Stock, Dividends Per Share, Declared
Accumulated Other Comprehensive Income (Loss), Net of Tax
Ending balance, net of tax
Beginning balance, net of tax
Accumulated other comprehensive income (loss), net
Accumulated Other Comprehensive Income (Loss), Net of Tax, Total
Segment Reporting Information [Line Items]
Segment Reporting Information [Line Items]
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification and Tax
Unrealized losses on cash flow hedges
Debt Security Category [Axis]
Debt Security Category
Common Stock, Par or Stated Value Per Share
Common stock, par value
Net Income (Loss) Available to Common Stockholders, Basic [Abstract]
Net income available to common shareholders
Income available to common shareholders:
Interest rate of debt instrument
Debt Instrument, Interest Rate, Stated Percentage
Commercial real estate segment.
Commercial Real Estate Segment [Member]
Commercial Real Estate [Member]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets [Abstract]
Identifiable assets
Maximum [Member]
Maximum [Member]
Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year 10
Due after ten years
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities [Abstract]
Liabilities and preferred stock:
Interest Payable
Accrued interest payable
Increase (Decrease) in Loan, Held-for-Sale
Net change in loans originated for sale
Increase (Decrease) in Loans Held-for-sale, Total
Consolidation Items [Domain]
Consolidation Items
Fair Value, Asset, Recurring Basis, Unobservable Input Reconciliation, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration]
Preferred Series H [Member]
Series H Preferred Stock [Member]
Fair Value, Inputs, Level 3 [Member]
Significant Unobservable Inputs (Level 3) [Member]
Fair Value, Recurring and Nonrecurring [Table]
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Table]
Noninterest-Bearing Deposit Liabilities, Domestic
Noninterest-bearing deposits
Noninterest-bearing deposits
Noninterest-Bearing Deposit Liabilities, Domestic, Total
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate, Face Amount of Mortgages
Conventional mortgage loans
Impaired Financing Receivable, Unpaid Principal Balance [Abstract]
Defined Benefit Plan, Service Cost
Service cost
Debt and Equity Securities, Gain (Loss)
Gains (losses) on equity securities
Debt and Equity Securities, Gain (Loss), Total
Gain (loss) on bank investment securities
Gain loss on sale of properties after tax
Gain Loss On Sale Of Properties After Tax
Gain (loss) on sale of subsidiary after-tax
Other Interest and Dividend Income
Other
Payments for (Proceeds from) Other Investing Activities
Other, net
Payment Deferral [Member]
Payment Deferral [Member]
Principal Deferral [Member]
Delinquency status of loans and leases receivable modified.
Delinquency Status of Loans and Leases Receivable Modified
Total
Internal Credit Assessment [Domain]
Internal Credit Assessment
Incremental Common Shares Attributable to Dilutive Effect of Share-Based Payment Arrangements
Plus: Incremental shares from assumed conversion of stock-based compensation awards
Revision of Prior Period, Change in Accounting Principle, Adjustment [Member]
Impact Of Changes [Member]
Investment securities in continuous unrealized loss position.
Investment Securities In Continuous Unrealized Loss Position Table [Text Block]
Investment Securities in Continuous Unrealized Loss Position
Operating Segments [Member]
Operating Segments [Member]
Carrying value of investment securities pledged related to repurchase transactions
Carrying Value of Investment Securities Pledged Related to Repurchase Transactions
Carrying value of investment securities pledged related to repurchase transactions..
Noninterest Expense [Abstract]
Other expense
Preferred equity.
Preferred Equity
Preferred Stock
Preferred stock
Segment Reporting Disclosure [Text Block]
Segment information
Fair Value, by Balance Sheet Grouping [Table Text Block]
Carrying Amounts and Estimated Fair Value for Financial Instrument Assets (Liabilities)
City Area Code
City Area Code
Net Cash Provided by (Used in) Operating Activities [Abstract]
Cash flows from operating activities
Other Comprehensive Income (Loss), before Tax
Total other comprehensive income (loss), before tax
Allowance on acquired purchased credit deteriorated loans.
Allowance On Acquired Purchased Credit Deteriorated Loans
Allowance on acquired PCD loans
Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block]
Investment securities
Consolidation Items [Axis]
Intersegment Activity Eliminated in Consolidated Totals [Member]
Asset-backed notes
Asset-Backed Securities, at Carrying Value
Document Information [Line Items]
Document Information [Line Items]
Proceeds from long-term borrowings
Proceeds from Issuance of Long-Term Debt
Proceeds from Issuance of Long-Term Debt, Total
Loans and Leases Receivable, Gross, Carrying Amount [Abstract]
Loans and leases:
Derivative, Average Variable Interest Rate
Weighted-Average Rate, Variable
Other consumer loans.
Other Consumer Loans [Member]
Other Consumer Loans [Member]
Business Acquisition [Line Items]
Business Acquisition [Line Items]
Increase (decrease) in estimated fair value of interest rate contracts in liability position.
Increase Decrease In Estimated Fair Value Of Interest Rate Contracts In Liability Position
Reduction in estimated fair value of interest rate contracts in liability position
Debt Securities, Available-for-Sale, Maturity, without Single Maturity Date, Fair Value
Mortgage-backed securities available for sale
Pledging Purpose [Domain]
Weighted Average Number of Shares Outstanding, Basic [Abstract]
Weighted-average shares outstanding:
Annual special assessment rate.
Annual Special Assessment Rate
Annual special assessment rate
Commercial loans and commercial real estate.
Commercial Loans And Commercial Real Estate [Member]
Commercial Loans and Commercial Real Estate [Member]
The weighted average number of common shares outstanding (including common stock issuable) and unvested stock-based compensation awards.
Common Shares Outstanding Including Common Stock Issuable And Unvested Stock Based Compensation Awards
Common shares outstanding (including common stock issuable) and unvested stock-based compensation awards
Common shares outstanding (including common stock issuable) and unvested stock-based compensation awards
Other comprehensive income loss reclassification adjustment for realized gains losses included in net income net of tax.
Other Comprehensive Income Loss Reclassification Adjustment For Realized Gains Losses Included In Net Income Net Of Tax
Gains realized in net income, net of tax
Loans and leases
Loans and Leases Receivable, Net Amount
Loans and leases, net
Weighted Average Number of Shares Outstanding, Basic
Basic
Weighted-average shares outstanding
Weighted Average Number of Shares Outstanding, Basic, Total
Labor and Related Expense
Salaries and employee benefits
Net Cash Provided by (Used in) Financing Activities [Abstract]
Cash flows from financing activities
Gain (Loss) on Securitization of Financial Assets
Loss on securitization of assets
Debt Securities, Held-to-Maturity, Accumulated Unrecognized Gain
Gross unrealized gains for held to maturity
Net income loss available to common stockholders before unvested stock based compensation awards adjustment as used in the determination of diluted earnings per common share.
Net Income Loss Available To Common Stockholders Diluted Before Unvested Stock Based Compensation Awards Adjustment
Net income available to common equity
The carrying amount of investments in variable interest entity.
Investments In Variable Interest Entity Carrying Amount
Investment in partnership carrying amount
Amortization of actuarial gains (losses), net of tax
Other comprehensive income amortization of defined benefit plan actuarial loss recognized in net periodic benefit cost net of tax.
Other Comprehensive Income Amortization Of Defined Benefit Plan Actuarial Loss Recognized In Net Periodic Benefit Cost Net Of Tax
Statement [Table]
Statement [Table]
Gain (Loss) on Derivative Instruments Held for Trading Purposes, Net
Derivatives not designated as hedging instruments, Derivatives
Average assets.
Average Asset
Average total assets
Document Fiscal Period Focus
Document Fiscal Period Focus
Income (Loss) from Equity Method Investments
Income (loss) from equity method investments
4.55% Fixed Rate Senior Notes Due to Mature in August 2022 [Member]
Five point five five percentage fixed rate senior notes due to mature in August 2028 [Member]
Five point five five percentage fixed rate senior notes due to mature in August 2028.
Securities Investment [Member]
Investment Securities [Member]
Not Designated as Hedging Instrument [Member]
Derivatives Not Designated and Qualifying as Hedging Instruments [Member]
Interest expenses savings and interest checking deposits.
Interest Expenses Savings And Interest Checking Deposits
Savings and interest-checking deposits
Summary of loans in accrual and nonaccrual status.
Summary Of Loans In Accrual And Nonaccrual Status Table [Text Block]
Summary of loans in Accrual and Nonaccrual Status
Collateral Held [Axis]
Collateral Held
Statement [Line Items]
Statement [Line Items]
Interest rate swap agreements used for interest rate risk management.
Interest Rate Swap Agreements Used For Interest Rate Risk Management
Interest rate swap agreements used for interest rate risk management
Other comprehensive income loss reclassification adjustment for realized gains losses included in net income before tax.
Other Comprehensive Income Loss Reclassification Adjustment For Realized Gains Losses Included In Net Income Before Tax
Gains realized in net income
Retail banking segment.
Retail Banking [Member]
Retail Banking [Member]
Interest Expense, Short-Term Borrowings
Short-term borrowings
Interest Expense, Short-Term Borrowings, Total
Taxable equivalent adjustment.
Taxable Equivalent Adjustment
Taxable-equivalent adjustment
Increase (Decrease) in Fair Value of Interest Rate Fair Value Hedging Instruments
Estimated Fair Value Gain (Loss)
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount
Antidilutive securities excluded from computation of earnings per share
Net increase (decrease) in deposits
Increase (Decrease) in Deposits
Increase (Decrease) in Deposits, Total
Amount of earnings on fees charged to merchants for the cardholder's use of a credit card and income earned from credit card services including late, over limit, and annual fees.
Merchant Discount And Credit Card Fees
Merchant discount and credit card fees
As of the balance sheet date of the net amount of unrealized pre-tax gains and losses from hedged loans, that are held for sale, commitments to originate loans for sale and commitments to sell loans, and that meet the criteria of being accounted for as derivative instruments.
Derivative Hedged Loans
Net unrealized pre-tax gains related to hedged loans held for sale, commitments to originate loans for sale and commitments to sell loans
Servicing Asset at Amortized Cost, Increase (Decrease) for Valuation Allowance Adjustment
Capitalized servicing rights, valuation allowance
Amount of accumulated unrealized loss on investments in debt and equity securities that have been in a continuous loss position for less than twelve months.
Investment Securities Continuous Unrealized Loss Position Less Than Twelve Months Aggregate Losses
Investment Securities Continuous Unrealized Loss Position Less Than Twelve Months Aggregate Losses
Equity and other securities at cost.
Equity And Other Securities At Cost
Equity and other securities, cost
Equity and other securities, Amortized Cost
Internal Credit Assessment [Axis]
Internal Credit Assessment
Letters of Credit Outstanding, Amount
Standby letters of credit
Liabilities Assumed
Fair value of Liabilities assumed
Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Excluding Service Cost, Statement of Income or Comprehensive Income [Extensible Enumeration]
Asset Class [Domain]
Asset Class
Loans Insured or Guaranteed by Government Authorities [Domain]
Other Investments and Securities, at Cost
Other securities, Amortized cost
Derivative Asset, Including Not Subject to Master Netting Arrangement, after Offset and Deduction
Net fair value of derivative financial instruments in a net asset position
Derivative Asset, Including Not Subject to Master Netting Arrangement, after Offset and Deduction, Total
Common Stock [Member]
Common Stock [Member]
Debt Instrument [Line Items]
Derivative Asset, Subject to Master Netting Arrangement, before Offset of Collateral
Aggregate fair value of derivative financial instruments in asset position
Derivative Asset, Subject to Master Netting Arrangement, before Offset of Collateral, Total
Cash and Cash Equivalents, at Carrying Value
Cash and cash equivalents
Cash and Cash Equivalents, at Carrying Value, Total
Financing Receivable, Allowance for Credit Loss [Table Text Block]
Changes in Allowance for Credit Losses
The adjustment to common stock or additional paid in capital for the amount of recognized equity-based compensation during the period.
Share Based Compensation Expense Net
Stock-based compensation transactions, net
Time Deposits
Time deposits
Time deposits
Time Deposits, Total
Fee recognized due to syndicated loan facility
Loans and Leases Receivable, Fees Earned but Excluded from Yield
Entity Common Stock, Shares Outstanding
Entity Common Stock, Shares Outstanding
Trading Activity, by Type [Domain]
Trading Activity, by Type
Equity securities gross unrealized losses.
Equity Securities Gross Unrealized Losses
Equity securities, Gross Unrealized Losses
Other Comprehensive (Income) Loss, Defined Benefit Plan, before Reclassification Adjustment, after Tax, Total
Other Comprehensive (Income) Loss, Defined Benefit Plan, before Reclassification Adjustment, after Tax
Current year pension gains, net of tax
Debt Securities, Held-to-Maturity, Maturity, Allocated and Single Maturity Date, Fair Value
Total available for held to maturity (fair value)
Maturity Period Three [Member].
Maturity Period Three [Member]
Maturity Period 2026 [Member]
Revision of Prior Period, Reclassification, Adjustment [Member]
Revision of Prior Period, Reclassification, Adjustment [Member]
AOCI Including Portion Attributable to Noncontrolling Interest, before Tax
Ending balance, before tax
Beginning balance, before tax
Accounting Standards Update 2016-13 [Member]
ASU 2016-13 [Member]
Deposit Account [Member]
Service Charges on Deposit Accounts [Member]
Business combination purchase price.
Business combination purchase price [Abstract]
Consideration:
Schedule of Impaired Financing Receivable [Table]
Schedule Of Impaired Financing Receivable [Table]
Interest Income, Domestic Deposits
Deposits at banks
Interest Income, Domestic Deposits, Total
Residential limited documentation.
Residential Limited Documentation [Member]
Residential Limited Documentation [Member]
Schedule of Borrowings
Schedule of Debt [Table Text Block]
Treasury stock - common, at cost - 13,478,535 shares at September 30, 2023; 10,165,419 shares at December 31, 2022
Treasury Stock, Value
Treasury Stock, Value, Total
Cover [Abstract]
Allowance for credit losses at acquisition
Impaired Financing Receivable, Related Allowance
Amortized Cost
Allowance for credit losses at acquisition
Document Fiscal Year Focus
Document Fiscal Year Focus
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers out of Level 3
Transfers out of Level 3
Debt Securities, Held-to-Maturity, Fair Value, Maturity, Allocated and Single Maturity Date, Year One
Due in one year or less
Comprehensive Income (Loss) Note [Text Block]
Comprehensive income
Derivative Instrument, Gain (Loss) Reclassified from AOCI into Income, Effective Portion, Statement of Income or Comprehensive Income [Extensible Enumeration]
Income Taxes Paid, Net
Income taxes paid during the period
Income Taxes Paid, Net, Total
Financial Service [Member]
Investment Banking, Legal and Other Services [Member]
FHLB of New York [Member]
FHLB of New York.
Line of credit facility, additional borrowing capacity.
Line of Credit Facility, additional Borrowing Capacity
Additional borrowing capacity
Preferred Stock [Member]
Preferred Stock [Member]
Business Acquisition, Pro Forma Information [Abstract]
Contingent Commitments to Provide Additional Capital Contributions to Partnerships
Contingent Commitments to Provide Additional Capital Contributions to Partnerships
Contingent commitments to provide additional capital contributions to partnerships
Financing Receivable, Past Due [Table Text Block]
Summary of Payment Status of Loans Modified
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable Recorded Investment [Line Items]
Commitments to extend credit for other commercial real estate.
Commitments To Extend Credit For Other Commercial Real Estate
Other commercial real estate
Historical recovery rate of collateral values of consumer installment loans
Historical Recovery Rate Of Collateral Values Of Consumer Installment Loans
Historical recovery rate of collateral values of consumer installment loans.
Automobile Loan [Member]
Automobile [Member]
Segment Reporting [Abstract]
Commercial real estate excluding residential builder and developer and other construction.
Commercial Real Estate Excluding Residential Builder And Developer And Other Construction [Member]
Commercial [Member]
Security Exchange Name
Security Exchange Name
Series I preferred stocks
Series I Preferred Stocks [Member]
Preferred Series I [Member]
Other Comprehensive Income (Loss), before Reclassifications, before Tax
Total other comprehensive income (loss) before reclassifications, before tax
Preferred Stock, Shares Issued
Preferred stock, shares issued
Preferred Stock, Shares Authorized
Preferred stock, shares authorized
Loss Contingency, Discounted Amount of Insurance-related Assessment Liability, Payment Period
Assessment period
Loans and Leases receivable.
Loans And Leases Receivable [Table]
Loans And Leases Receivable [Table]
Additional residential mortgage loans from Bayview Financial
Additional SubServiced Residential Mortgage Loans Of Privately Held Company
Additional subserviced residential mortgage loans of privately held company.
Derivative Liability, Subject to Master Netting Arrangement, before Offset
Liability Derivatives, Fair Value
Payments of Ordinary Dividends, Preferred Stock and Preference Stock
Dividends paid — preferred
Syndicated loan facility.
Syndicated Loan Facility [Member]
Syndicated Loan Facility [Member]
Commitments regarding financial guarantees and indemnification contracts.
Commitments Regarding Financial Guarantees And Indemnification Contracts
Financial guarantees and indemnification contracts
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability
Additions to right-of-use assets under operating leases
Other assets for its "investment" in the common securities recognized by the company of various trusts.
Other Assets For Its Investment In Common Securities Recognized By Company Of Various Trusts
Other assets for its "investment" in the common securities recognized by the company of various trusts
Commercial Real Estate Portfolio Segment [Member]
Commercial Real Estate [Member]
Hedging Designation [Domain]
Hedging Designation
M&T Insurance Agency, Inc [Member]
M&T Insurance Agency, Inc [Member]
M&T Insurance Agency, Inc.
Marketing and Advertising Expense
Advertising and marketing
Marketing and Advertising Expense, Total
Business Acquisition, Acquiree [Domain]
Business Acquisition, Acquiree
Other Comprehensive Income (Loss), Tax
Total other comprehensive income (loss), tax
Legal Entity [Axis]
Financial Instrument [Axis]
Financial Instrument
Weighted Average Number of Shares Outstanding, Diluted [Abstract]
Average common shares outstanding
Adjusted weighted-average shares outstanding:
Revolving loans converted to term loans.
Revolving Loans Converted To Term Loans [Member]
Revolving Loans Converted to Term Loans [Member]
Loans and leases receivable.
Loans And Leases Receivable [Line Items]
Loans And Leases Receivable [Line Items]
Junior Subordinated Debenture Owed to Unconsolidated Subsidiary Trust
Junior subordinated debentures
Junior Subordinated Debenture Owed to Unconsolidated Subsidiary Trust, Total
Entity Emerging Growth Company
Entity Emerging Growth Company
Amendment Flag
Amendment Flag
Debt Securities, Held-to-Maturity, Fair Value
Investment securities, held to maturity, fair value
Total
Estimated fair value for held to maturity
Financing Receivable, 90 Days or More Past Due, Still Accruing
Accruing Loans Past Due 90 Days or More
Business Combination, Segment Allocation [Table Text Block]
Summary of Allocation of Goodwill
Other Liabilities, Fair Value Disclosure
Other liabilities
Conversion of Stock, Amount Converted
Acquisition of bank and bank holding company, Common stock awards converted
Debt Securities, Available-for-Sale, Accumulated Gross Unrealized Loss, before Tax
Investment securities available for sale, gross unrealized losses
Accounting Standards Update [Domain]
Accounting Standards Update
Basis of Accounting, Policy [Policy Text Block]
Basis of Accounting
Equity Method Investment, Ownership Percentage
Minority interest in Bayview Lending Group LLC
M&T Bank.
M And T Bank [Member]
M&T Bank [Member]
Modifications to borrowers experiencing financial difficulty on financing receivables.
Modifications to borrowers experiencing financial difficulty on financing receivables [Table Text Block]
Loan Modification Activities to Borrowers Experiencing Financial Difficulty on Financing Receivables
Mortgage-Backed Securities, Issued by Private Enterprises [Member]
Privately Issued [Member]
Privately Issued Mortgage-Backed Securities [Member]
Quarterly special assessment rate.
Quarterly Special Assessment Rate
Quarterly special assessment rate
Long term debt two thousand twenty two.
Long Term Debt Two Thousand Twenty Two [Member]
Term Loans 2022 [Member]
Payments to Acquire Debt Securities, Available-for-Sale
Purchases of investment securities Available for sale
Derivative, Gain (Loss) on Derivative, Net, Total
Derivative, Gain (Loss) on Derivative, Net
Derivatives in fair value hedging relationships, Derivative
Debt Securities, Held-to-Maturity, Continuous Unrealized Loss Position, 12 Months or Longer, Fair Value
Held to maturity, Estimated fair value, 12 months or more
Variable Rate [Domain]
Increase (Decrease) in Financial Instruments Used in Operating Activities
Increase (Decrease) in Financial Instruments Used in Operating Activities, Total
Net change in trading account and other non-hedging derivative assets and liabilities
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net
Increase decrease in net interest income due to interest rate swap agreements
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net, Total
Mortgage-Backed Securities, Issued by US Government Sponsored Enterprises [Member]
Government Issued or Guaranteed [Member]
Government Issued or Guaranteed [Member]
Securities Act File Number
Entity File Number
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Other
Other liabilities
Pledged Status [Domain]
Amount after tax of increase (decrease) in accumulated other comprehensive income (loss) related to the reclassification adjustment for other than temporary impairment (OTTI) related to factors other than credit loss on a previously impaired investment on held-to-maturity security.
Other Comprehensive Income Unrealized Holding Gain Loss On Held To Maturity Securities Arising During Period Net Of Tax
Amortization of unrealized holding losses on held-to-maturity securities
The net cash outflow or inflow for the increase (decrease) of loan servicing advances.
Net Increase Decrease In Loan Servicing Advances
Net decrease in loan servicing advances
Noninterest income (expense), other operating income (loss).
Noninterest Income Expense Other Operating Income Loss
Other
Investment in debt securities amortized cost.
Investment In Debt Securities Amortized Cost
Total debt securities Amortized cost
Other Liabilities
Accrued interest and other liabilities
Other Liabilities, Total
OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment, after Tax
Unrealized holding losses, net of tax
Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents
Cash, cash equivalents and restricted cash at end of period
Cash, cash equivalents and restricted cash at beginning of period
Cash, Cash Equivalents, Restricted Cash, and Restricted Cash Equivalents, Total
Maturity Period One [Member].
Maturity Period One [Member]
Maturity Period 2024 [Member]
Recreational finance.
Recreational Finance [Member]
Recreational Finance [Member]
Cash Flow Hedges Derivative Instruments at Fair Value, Net
Cash flow hedges derivative instruments income
Cash Flow Hedges Derivative Instruments at Fair Value, Net, Total
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Liabilities
Total liabilities assumed
Financing receivable recorded investment accrual or nonaccrual status.
Financing Receivable Recorded Investment Accrual Or Nonaccrual Status
Amount of real estate loan as reported as accruing or nonaccruing
Dividends, Common Stock, Cash
Common stock cash dividends
Investment securities pledged to secure debt carrying value
Carrying Value Of Investment Securities Pledged
Carrying value of investment securities pledged.
Financing Receivable, after Allowance for Credit Loss, Total
Financing Receivable, after Allowance for Credit Loss
Pledged financial instruments
Debt Instrument [Axis]
Estimate of Fair Value Measurement [Member]
Cumulative Amount of Fair Value Hedging Adjustment Increasing (Decreasing) the Carrying Amount [Member]
Variable Interest Entity, Primary Beneficiary [Member]
Variable Interest Entity Primary Beneficiary [Member]
Loans and leases receivable net of deferred income by accrual status.
Loans And Leases Receivable Net Of Deferred Income By Accrual Status Table [Text Block]
Summary of Current, Past Due and Nonaccrual Loans
Proceeds from Maturities, Prepayments and Calls of Held-to-Maturity Securities
Proceeds from maturities of investment securities Held to maturity
Debt and Equity Securities, Realized Gain (Loss)
Gross realized gains(loss) on sale of investment securities
Debt and Equity Securities, Realized Gain (Loss), Total
Interest Rate Contract [Member]
Interest Rate Contracts [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Short-term borrowings
Debt, Current [Abstract]
Assets backed notes weighed average estimated life.
Asset backed securities weighted average estimated life
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax
Defined benefit plans liability adjustments
Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax, Total
Schedule of Defined Benefit Plans Disclosures [Table]
Schedule Of Defined Benefit Plans Disclosures [Table]
Preferred stock, $1.00 par, 20,000,000 shares authorized; Issued and outstanding: Liquidation preference of $1,000 per share: 350,000 shares at September 30, 2023 and December 31, 2022; Liquidation preference of $10,000 per share: 140,000 shares at September 30, 2023 and December 31, 2022; Liquidation preference of $25 per share: 10,000,000 shares at September 30, 2023 and December 31, 2022
Preferred Stock, Value, Issued
Carrying Value
Entity Small Business
Entity Small Business
Impaired Financing Receivable, Unpaid Principal Balance
Unpaid principal balance
Total
Total
Entity Shell Company
Entity Shell Company
Sale of Stock, Number of Shares Issued in Transaction
Common stock issued in transaction
Investment Type [Axis]
Investment Type
Residential Portfolio Segment [Member]
One-to-Four Family Residential [Member]
Residential [Member]
Commitments to sell real estate loans notional amount.
Commitments To Sell Real Estate Loans Notional Amount
Commitments to sell real estate loans
Schedule of available for sale securities and held to maturity.
Schedule Of Available For Sale Securities And Held To Maturity [Table]
Schedule Of Available For Sale Securities And Held To Maturity [Table]
Business Acquisition, Transaction Costs
Merger-related expenses
Fair Value of Assets Acquired
Fair value of Assets acquired (noncash)
Loans pledged to secure outstanding borrowings
Financing Receivable, before Allowance for Credit Loss, Total
Financing Receivable, before Allowance for Credit Loss
Total loans
Five point zero five three percentage fixed rate senior notes due to mature in January 2034.
Five Point Zero Five Three Percentage Fixed Rate Senior Notes Due To Mature In January 2034 Member
5.053% Fixed Rate Senior Notes Due to Mature in January 2034 [Member]
Commercial Portfolio Segment [Member]
Earnings Per Share [Text Block]
Earnings per common share
Home equity lines and loans.
Home Equity Lines And Loans [Member]
Home Equity Lines and Loans [Member]
Counterparties.
Counterparties [Member]
Counterparties [Member]
Credit risk derivative.
Credit Risk Derivative [Member]
Credit Risk Derivative [Member]
Entity Address, Address Line One
Entity Address, Address Line One
ACL for non-purchased credit deteriorated loan and leases.
A C L for non-purchased credit deteriorated loan and leases
ACL for non-PCD loan and leases
Fair Value Hedging [Member]
Fair Value Hedges [Member]
Allowance for Loan and Lease Losses, Writeoff, Net
Net (charge-offs) recoveries
Net (charge-offs) recoveries
Other Assets, Fair Value Disclosure
Other assets
Preferred Stock, Redemption Date
Commercial banking segment.
Commercial Banking [Member]
Commercial Banking [Member]
Noninterest Income, Other Operating Income
Other revenues from operations
Subsequent Event Type [Domain]
Subsequent Event Type
Interest and Dividend Income, Operating
Total interest income
Revenue
Amortization of actuarial gains (losses), tax
Other comprehensive income amortization of defined benefit plan actuarial loss recognized in net periodic benefit cost tax effect.
Other Comprehensive Income Amortization Of Defined Benefit Plan Actuarial Loss Recognized In Net Periodic Benefit Cost Tax Effect
Schedule of Stock by Class [Table Text Block]
Issued and Outstanding Preferred Stock
Discretionary portfolio segment.
Discretionary Portfolio [Member]
Discretionary Portfolio [Member]
Income Statement Location [Axis]
Income Statement Location
Unrealized holding losses, net, before tax
OCI, Debt Securities, Available-for-Sale, Unrealized Holding Gain (Loss), before Adjustment and Tax
FHLB Advances
Federal Home Loan Bank, Advance, Maturity, Year One
Federal Home Loan Bank, Advance, Maturity, Year One, Total
Delinquency status of loans and leases receivable modified past due ninety days or more.
Delinquency Status of Loans and Leases Receivable Modified Past Due Ninety Days or More
Past Due 90 Days or More
Income attributable to unvested stock based compensation awards. This amount is used as a reduction to net income available to common equity in the calculation of net income available to common shareholders as used in the determination of diluted earnings per share.
Income Attributable To Unvested Stock Based Compensation Awards Diluted
Less: Income attributable to unvested stock-based compensation awards
Commitments to sell real estate loans.
Commitments To Sell Real Estate Loans [Member]
Commitments to Sell Real Estate Loans [Member]
Long-Term Debt, Type [Axis]
Fair Value, Nonrecurring [Member]
Fair Value, Measurements, Nonrecurring [Member]
Fair Value, Inputs, Level 2 [Member]
Significant Observable Inputs (Level 2) [Member]
Junior subordinated debentures
Junior Subordinated Notes
Junior Subordinated Notes, Total
Class of Financing Receivable [Axis]
Class of Financing Receivable
Equity Method Investments
Carrying value of minority interest investment in Bayview Lending Group LLC
Other comprehensive income loss net yield adjustment from cash flow hedges, net of tax.
Other Comprehensive Income Loss Net Yield Adjustment From Cash Flow Hedges Net Of Tax
Net yield adjustment from cash flow hedges currently in effect, net of tax
Equity securities gross unrealized gains.
Equity Securities Gross Unrealized Gains
Equity securities, Gross Unrealized Gains
Product and Service [Axis]
Product and Service
Treasury Stock, Value, Acquired, Cost Method
Purchases of treasury stock
Class of Financing Receivable [Domain]
Class of Financing Receivable
Title of 12(b) Security
Title of 12(b) Security
Loans and Leases Receivable, Deferred Income
Unearned discount
Previously Reported [Member]
Previously Reported [Member]
Equity Securities [Member]
Equity Securities [Member]
Maximum exposure to loss of investments in real estate partnerships.
Maximum Exposure To Loss Of Investments In Real Estate Partnerships
Maximum exposure to loss of investments in real estate partnerships
Business Combination Recognized Identifiable Assets Acquired and Liabilities Assumed Assets Bearing Deposits at Banks and Other Short-term Investments
Business Combination Recognized Identifiable Assets Acquired and Liabilities Assumed Assets Bearing Deposits at Banks and Other Short-term Investments
Interest-bearing deposits at banks
Schedule of Interest Rate Derivatives [Table Text Block]
Information about Interest Rate Swap Agreements
Common stock issuable.
Common Stock Issuable [Member]
Common Stock Issuable [Member]
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Other Noncurrent Assets
Other assets
Amortization of Mortgage Servicing Rights (MSRs)
Amortization of capitalized servicing rights
Investments [Domain]
Investments
Financing Receivable, Modifications, Number of Contracts
Number of modifications
Accounting Standards Update [Axis]
Accounting Standards Update
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, before Tax
Accretion of net gain on terminated cash flow hedges, before tax
Brokerage Commissions Revenue
Brokerage services income
Trading Activity [Axis]
Trading Activity
Other loans.
Other Loans [Member]
Other [Member]
Accounting Changes and Error Corrections [Abstract]
Preferred Stock, Dividends, Per Share, Cash Paid
Preferred stock per share dividend amount
Deposits
Total deposits
Net Cash Provided by (Used in) Investing Activities [Abstract]
Cash flows from investing activities
Reported Value Measurement [Member]
Carrying Amount [Member]
Interest Rate Swap [Member]
Interest Rate Swap Agreements [Member]
Number of shares related to unvested stock-based compensation awards. This amount is a reduction in the calculation of weighted average shares outstanding for the earnings per share calculation.
Unvested Stock Based Compensation Awards
Less: Unvested stock-based compensation awards
Outstanding principal balance of sub-serviced residential real estate loans for a privately-held specialty mortgage finance company.
Sub Serviced Residential Mortgage Loans Of Privately Held Company
Outstanding principal balances of residential mortgage loans from Bayview Financial
PCD acquired loans.
PCD Acquired Loans Member
PCD Acquired Loans [Member]
Derivative [Table]
Derivative [Table]
Long-Term Line of Credit, Total
Long-Term Line of Credit
Credit facility drawn
Supplies and Postage Expense
Printing, postage and supplies
Supplies and Postage Expense, Total
Portion at Fair Value Measurement [Member]
Portion at Fair Value Measurement [Member] [Default]
Business combination recognized identifiable assets acquired and liabilities assumed investment securities.
Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Investment securities
Investment securities
Percent of total loan class at period end
Financing receivable modification percent of total loan class.
Financing receivable modification percent of total loan class
Core deposit and other intangible assets.
Core Deposit And Other Intangible Assets Member
Core Deposit and Other Intangible Assets [Member]
Residential builder and developer.
Residential Builder And Developer [Member]
Residential Builder and Developer [Member]
Commitments to originate real estate loans for sale.
Commitments To Originate Real Estate Loans For Sale
Commitments to originate real estate loans for sale
Preferred Stock, Liquidation Preference Per Share
Preferred stock, liquidation preference per share
Loans and Leases Receivable, Nonperforming, Nonaccrual of Interest
Nonaccrual
Amortized cost and estimated fair value of debt securities by contractual maturity.
Amortized Cost And Estimated Fair Value Of Debt Securities By Contractual Maturity Table [Text Block]
Amortized Cost and Estimated Fair Value of Debt Securities by Contractual Maturity
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate, Loan Type [Axis]
Residential Mortgage-Backed Securities [Member]
Residential [Member]
Residential Mortgage-Backed Securities [Member]
Debt Securities, Available-for-Sale, Fair Value, Maturity, Allocated and Single Maturity Date, after Year One Through Five
Due after one year through five years
Loans and Leases Receivable, Net of Deferred Income
Loans and leases, net of unearned discount
Loans and leases, net of unearned discount
Treasury stock preferred and common stock.
Treasury Stock Preferred And Common Stock [Member]
Treasury Stock
Other than Temporary Impairment, Credit Losses Recognized in Earnings, Categories of Investments [Domain]
Other than Temporary Impairment, Credit Losses Recognized in Earnings, Categories of Investments
Commitments to extend credit for residential real estate loans to be sold.
Commitments To Extend Credit For Residential Real Estate Loans To Be Sold
Residential real estate loans to be sold
Home Equity Line of Credit [Member]
Home Equity Loans and Lines of Credit [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]
Fair Value Assets Measured On Recurring Basis Unobservable Input Reconciliation [Line Items]
Clearinghouse credit facilities.
Clearinghouse Credit Facilities [Member]
Clearinghouse Credit Facilities [Member]
Debt Securities, Available-for-Sale, Maturity, Allocated and Single Maturity Date, Amortized Cost
Total available for sale (amortized cost)
Financing Receivable, Modified in Period, Amount
Loans and leases, net of unearned discount
Total short-term borrowings
Short-Term Debt
Short-term borrowings
Outstanding nonredeemable series I preferred stock or outstanding series I preferred stock. Classified within stockholders' equity if nonredeemable or redeemable solely at the option of the issuer. Classified within temporary equity if redemption is outside the control of the issuer.
Series I Preferred Stock [Member]
Series I Preferred Stock [Member]
Schedule of available for sale securities and held to maturity.
Schedule Of Available For Sale Securities And Held To Maturity [Line Items]
Schedule Of Available For Sale Securities And Held To Maturity [Line Items]
Impaired Financing Receivables [Table Text Block]
Summary of Unpaid Principal Balance to Fair Value of Loans and Leases by Portfolio Segment
Four percentage fixed rate subordinated notes due to mature in july 2024.
Four Percentage Fixed Rate Subordinated Notes Due to Mature in July 2024 [Member]
4.0% Fixed Rate Subordinated Notes Due Mature in July 2024 [Member]
Retirement Plan Type [Axis]
Other Postretirement Benefits [Member]
London Interbank offered rate plus basis points
London Interbank Offered Rate Plus Basis Points
Number of basis points, or hundredths of one percent, added to the three month London Interbank Offered Rate to determine the dividend rate on Series E preferred stock after February 14, 2024.
Trading account.
Trading Account
Trading account
Income Statement Location [Domain]
Income Statement Location
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax
Cash flow hedges adjustments
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), after Reclassification and Tax, Total
Document Type
Document Type
Defined Benefit Plan, Amortization of Prior Service Cost (Credit)
Amortization of prior service cost (credit)
Other Comprehensive (Income) Loss, Defined Benefit Plan, Prior Service Cost (Credit), Reclassification Adjustment from AOCI, before Tax
Amortization of prior service credit, before tax
Interest Income, Securities, Operating, Tax Exempt
Exempt from federal taxes
Financing Receivable Portfolio Segment [Domain]
Financing Receivable Portfolio Segment
Line of Credit Facility, Current Borrowing Capacity
Available line of credit
Net Cash Provided by (Used in) Investing Activities
Net cash provided (used) by investing activities
Asset Pledged as Collateral without Right [Member]
Document Quarterly Report
Document Quarterly Report
Series I Fixed-Rate Reset Non-Cumulative Perpetual Preferred Stock [Member]
Series I Fixed Rate Reset Non Cumulative Perpetual Preferred Stock [Member]
Series I fixed rate reset non cumulative perpetual preferred stock.
Schedule of borrowings.
Schedule Of Borrowings [Line Items]
Schedule Of Borrowings [Line Items]
Derivative, Notional Amount
Notional Amount
Notional amounts of derivative contracts entered into for trading account purposes
Net Income (Loss) Available to Common Stockholders, Basic
Basic
Net income available to common shareholders
Quantitative information related to significant unobservable inputs.
Quantitative Information Related To Significant Unobservable Inputs Table [Text Block]
Quantitative Information Related to Significant Unobservable Inputs
Net Cash Provided by (Used in) Financing Activities
Net cash provided (used) by financing activities
Debt Instrument, Redemption, Period [Domain]
Debt Instrument, Redemption, Period
Financing Receivable Allowance For Credit Losses Other Discount
Financing Receivable Allowance For Credit Losses Other Discount
Other discount
Bayview Financial.
Bayview Financial [Member]
Bayview Financial [Member]
Pledged Status [Axis]
Entity Filer Category
Entity Filer Category
Preferred Stock, Redemption Feature, Redemption Term
Preferred Stock Redemption Period After Stock Disqualifies As Tier I Capital
Preferred stock redemption period after stock disqualifies as tier I capital.
Other Noninterest Expense
Other costs of operations
Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract]
Supplemental schedule of noncash investing and financing activities
Debt Securities, Held-to-Maturity, Fair Value, Maturity, Allocated and Single Maturity Date, after Year 5 Through 10
Due after five years through ten years
Investment in debt securities gross unrealized gains.
Investment In Debt Securities Gross Unrealized Gains
Total debt securities Gross unrealized gains
Balance Sheet Location [Domain]
Balance Sheet Location
Fixed rate senior notes.
Fixed Rate Senior Notes [Member]
Fixed Rate Senior Notes
Long term debt two thousand twenty.
Long Term Debt Two Thousand Twenty [Member]
Term Loans 2020 [Member]
Term Loans 2020 [Member]
Readily marketable securities at fair value gross unrealized losses.
Readily Marketable Securities At Fair Value Gross Unrealized Losses
Readily marketable securities Gross unrealized losses
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax
Foreign currency translation adjustments
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Total
Foreign currency translation adjustments, net of tax
Federal Deposit Insurance Corporation Premium Expense
FDIC assessments
Income attributable to unvested stock based compensation awards. This amount is used as a reduction to net income available to common equity in the calculation of net income available to common shareholders as used in the determination of basic earnings per common share.
Income Attributable To Unvested Stock Based Compensation Awards Basic
Less: Income attributable to unvested stock-based compensation awards
Variable Rate [Axis]
Debt Securities, Held-to-Maturity, Amortized Cost, after Allowance for Credit Loss, Maturity, Allocated and Single Maturity Date, Year One
Due in one year or less
Amortized cost and fair value debt securities.
Amortized Cost And Fair Value Debt Securities [Abstract]
Asset-backed notes weighted average interest rate
Asset backed notes weighted average interest rate.
Assets Backed Notes Weighted Average Interest Rate
U S treasury rate plus additional rate
U S Treasury Rate Plus Additional Rate
U S treasury rate plus additional rate.
Proceeds from sale of equity and other securities investments.
Proceeds From Sale Of Equity And Other Securities Investments
Proceeds from sales of investment securities equity and other
Pension and Other Postretirement Benefits Cost (Reversal of Cost)
Defined contribution pension and retirement savings plans total expense
Pension and Other Postretirement Benefits Cost (Reversal of Cost), Total
Asset Class [Axis]
Asset Class
Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), Reclassification, after Tax
Accretion of net gain on terminated cash flow hedges, net of tax
Liabilities
Total liabilities
Derivative, Average Remaining Maturity
Average Maturity (in years)
Debt Instrument, Description of Variable Rate Basis
Description of variable rate basis
Finite-Lived Intangible Asset, Useful Life
Amortization period
Accumulated Other Comprehensive Income (Loss) [Table]
Accumulated Other Comprehensive Income Loss [Table]
Debt Securities, Held-to-Maturity, Amortized Cost, after Allowance for Credit Loss, Maturity, Allocated and Single Maturity Date, after Year 5 through 10
Due after five years through ten years
Series H Preferred Stocks [Member]
Series H preferred stocks.
Financing Receivable, Allowance for Credit Loss, Recovery
Recoveries
Asset Impairment Charges
Asset write-downs
Asset Impairment Charges, Total
Convertible Preferred Stock Converted to Other Securities
Fair value of Preferred stock converted
Shareholders' equity
Equity, Attributable to Parent
Ending balance
Beginning balance
Total shareholders’ equity
Commitments to extend credit for commercial and other.
Commitments To Extend Credit For Commercial And Other
Commercial and other
LIBOR rate plus additional rate.
LIBOR Rate Plus Additional Rate
Consolidated Entities [Axis]
Consolidated Entities
Equity and other securities (cost: $1,174,046 at September 30, 2023; $933,766 at December 31, 2022)
Equity and other securities estimated fair value.
Equity And Other Securities Estimated Fair Value
Equity and other securities, Estimated Fair Value
Collective Investment Trust.
Collective Investment Trust [Member]
Non PCD Acquired Loans Not Expected To Be Collected.
Non P C D Acquired Loans Not Expected To Be Collected [Member]
Non PCD Acquired Loans Not Expected To Be Collected [Member]
Net Income (Loss)
Net income
Interest Expense
Total interest expense
Debt and Equity Securities, Unrealized Gain (Loss), Total
Debt and Equity Securities, Unrealized Gain (Loss)
Net Unrealized gains(loss) on sale of investment securities
Interest and Dividend Income, Securities, by Taxable Status [Abstract]
Investment securities
Schedule of Defined Benefit Plans Disclosures [Table Text Block]
Net Periodic Defined Benefit Cost for Defined Benefit Plans
Payments to Acquire Held-to-Maturity Securities
Purchases of investment securities Held to maturity
Statement of Financial Position [Abstract]
Debt Securities, Available-for-Sale, Amortized Cost, Maturity, Allocated and Single Maturity Date, after Year One Through Five
Due after one year through five years
Weighted Average Number of Shares Outstanding, Diluted
Diluted
Adjusted weighted-average shares outstanding
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities
Liabilities
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Total
Other Comprehensive (Income) Loss, Defined Benefit Plan, before Reclassification Adjustment, Tax, Total
Other Comprehensive (Income) Loss, Defined Benefit Plan, before Reclassification Adjustment, Tax
Current year pension gains, tax
Credit Facility [Axis]
Credit Facility
Gain (Loss) on Disposition of Assets for Financial Service Operations
Net gain on sales of assets
Gain (Loss) on Disposition of Assets for Financial Service Operations, Total
Commitments regarding commercial letters of credit.
Commitments Regarding Commercial Letters Of Credit
Commercial letters of credit
Non-compete.
Non-compete [Member]
Offsetting [Abstract]
Changes in net unrealized gains (losses) included in earnings related to instruments still held at period end
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Period Increase (Decrease)
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Period Increase (Decrease), Total
Remaining balance of loans and leases
Loans and leases
Loans and Leases Receivable, Gross
Four point six five percentage fixed rate senior notes due to mature in January 2026.
Four Point Six Five Percentage Fixed Rate Senior Notes Due To Mature In January 2026 [Member]
4.65% Fixed Rate Senior Notes Due to Mature in January 2026 [Member]
Assumption for fair value of interests continued to be held by transferor servicing assets or liabilities option adjusted basis spread on variable rate.
Assumption For Fair Value Of Interests Continued To Be Held By Transferor Servicing Assets Or Liabilities Option Adjusted Basis Spread On Variable Rate
Discounted rate represented weighted-average option-adjusted basis spread point percentage
Derivative Assets (Liabilities), at Fair Value, Net
Hedged Item
Derivative Assets (Liabilities), at Fair Value, Net, Total
Interest rate and foreign exchange contracts not designated as hedging instruments
Interest rate and foreign exchange contracts not designated as hedging instruments
Debt Securities, Available-for-Sale, Amortized Cost
Investment securities, available for sale, amortized cost
Investment securities available for sale, amortized cost
Amortization Method Qualified Affordable Housing Project Investments, Amortization
Investments amortized to income tax expense
Defined Benefit Plan, Net Periodic Benefit Cost (Credit)
Net periodic cost (benefit)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets
Assets
Total identifiable assets acquired
Dividends, Preferred Stock, Cash
Preferred stock cash dividends
Variable Rate Senior Notes [Member]
Variable Rate Senior Notes [Member]
Variable Rate Senior Notes
Number of shares of common stock issuable in connection with deferred compensation plans.
Common Stock Issuable Share
Common stock issuable, shares
Loan Restructuring Modification [Axis]
Loan Restructuring Modification
Valuation Approach and Technique [Axis]
Valuation Approach and Technique
Disaggregation of Revenue [Line Items]
Disaggregation Of Revenue [Line Items]
Fair value of Purchased loans and leases.
Fair value of Purchased loans and leases
Fair value
Valuation Allowance for Impairment of Recognized Servicing Assets, Additions (Deductions) for Expenses (Recoveries)
Valuation Allowance for Impairment of Recognized Servicing Assets, Additions (Deductions) for Expenses (Recoveries), Total
Increase (decrease) in valuation allowance
Valuation Allowances Recorded
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss
Available For Sale Securities Continuous Unrealized Loss Position Twelve Months Or More Aggregate Losses
Unrealized Losses 12 Months or More
Assumption for Fair Value of Assets or Liabilities that relate to Transferor's Continuing Involvement, Prepayment Speed
Weighted-average prepayment speed
Commitments to extend credit for home equity lines of credit.
Commitments To Extend Credit For Home Equity Lines Of Credit
Home equity lines of credit
FHLB advances, current
Fair Value Disclosures [Abstract]
Equipment Financing [Member]
Equipment financing.
Initial estimate of expected credit losses.
Initial Estimate Of Expected Credit Losses
Initial estimate of expected credit losses
Fair Value Hierarchy and NAV [Axis]
Fair Value Hierarchy and NAV
Measurement Frequency [Domain]
Measurement Frequency
Statement of Partners' Capital [Abstract]
Hedging Designation [Axis]
Hedging Designation
Occupancy, Net
Equipment and net occupancy
Revision of Prior Period [Domain]
Revision of Prior Period
Measurement input adjustments.
Measurement Input Adjustments
Discount rates for fair value estimations
Other assets and other liabilities.
Other Assets And Other Liabilities [Member]
Other Assets and Other Liabilities [Member]
Business Acquisition [Axis]
Business Acquisition
Interest Expense, Long-Term Debt
Long-term borrowings
Interest Expense, Long-Term Debt, Total
Loans and Leases Receivable, Allowance
Ending balance
Beginning balance
Allowance for credit losses
Amortized cost of modified loans that subsequently defaulted.
Amortized Cost of Modified Loans that Subsequently Defaulted
Amortized cost of modified loans that subsequently defaulted
Commitments to extend credit for other residential real estate.
Commitments To Extend Credit For Other Residential Real Estate
Other residential real estate
Finite-Lived Intangible Assets by Major Class [Axis]
Commercial financial leasing.
Commercial Financial Leasing [Member]
Commercial, Financial, Leasing, etc. [Member]
Cash Flow Hedging [Member]
Cash Flow Hedges [Member]