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Derivative Financial Instruments - Derivative Financial Instruments and the Amount and Location of the Net Gains or Losses Recognized in the Statements of Income (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
Derivative Instruments Gain Loss [Line Items]        
Net gains (losses) recognized in the statements of income $ 175 $ 755 $ 1,774 $ 2,486
Derivatives designated as hedging instruments | Interest Income on Investment Securities Available-for-Sale        
Derivative Instruments Gain Loss [Line Items]        
Net gains (losses) recognized in the statements of income (5,035)   (5,035)  
Derivatives designated as hedging instruments | Interest and Fees on Loans and Leases        
Derivative Instruments Gain Loss [Line Items]        
Net gains (losses) recognized in the statements of income (2,885)   (3,321)  
Derivatives designated as hedging instruments | Interest Rate Swap Agreements | Interest Income on Investment Securities Available-for-Sale        
Derivative Instruments Gain Loss [Line Items]        
Net gains (losses) recognized in the statements of income 4,954   4,954  
Derivatives designated as hedging instruments | Interest Rate Swap Agreements | Interest and Fees on Loans and Leases        
Derivative Instruments Gain Loss [Line Items]        
Net gains (losses) recognized in the statements of income 2,828   3,262  
Derivatives not designated as hedging instruments | Interest Rate Lock Commitments        
Derivative Instruments Gain Loss [Line Items]        
Net gains (losses) recognized in the statements of income $ 75 $ 1 $ 553 $ (1,012)
Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Mortgage Banking Income Mortgage Banking Income Mortgage Banking Income Mortgage Banking Income
Derivatives not designated as hedging instruments | Forward Commitments        
Derivative Instruments Gain Loss [Line Items]        
Net gains (losses) recognized in the statements of income $ 199 $ 289 $ 260 $ 2,510
Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Mortgage Banking Income Mortgage Banking Income Mortgage Banking Income Mortgage Banking Income
Derivatives not designated as hedging instruments | Interest Rate Swap Agreements        
Derivative Instruments Gain Loss [Line Items]        
Net gains (losses) recognized in the statements of income $ 21 $ 35 $ 3 $ 52
Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Noninterest Income, Other Operating Income Noninterest Income, Other Operating Income Noninterest Income, Other Operating Income Noninterest Income, Other Operating Income
Derivatives not designated as hedging instruments | Foreign Exchange Contracts        
Derivative Instruments Gain Loss [Line Items]        
Net gains (losses) recognized in the statements of income $ 816 $ 430 $ 2,460 $ 936
Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Noninterest Income, Other Operating Income Noninterest Income, Other Operating Income Noninterest Income, Other Operating Income Noninterest Income, Other Operating Income
Derivatives not designated as hedging instruments | Visa Conversion Rate Swap Agreement        
Derivative Instruments Gain Loss [Line Items]        
Net gains (losses) recognized in the statements of income $ (798)   $ (1,362)  
Derivative, Gain (Loss), Statement of Income or Comprehensive Income [Extensible Enumeration] Gain (Loss) on Sale of Investments Gain (Loss) on Sale of Investments Gain (Loss) on Sale of Investments Gain (Loss) on Sale of Investments