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Derivative Instruments - Schedule of Carrying Amount and Associated Cumulative Basis Adjustment Related to the Application of Hedge Accounting (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Fair Value Hedges | Interest-bearing deposits      
Derivative [Line Items]      
Hedge Accounting Basis Adjustment $ (12,622) $ (11,224) $ (8,711)
Fair Value Hedges | Long-term debt      
Derivative [Line Items]      
Hedge Accounting Basis Adjustment (18,889) (1,777) $ (5,986)
Interest Rate Contracts | Interest-bearing deposits | Hedged Items No Longer Designated      
Derivative [Line Items]      
Hedge Accounting Basis Adjustment 0 0  
Interest Rate Contracts | Long-term debt | Hedged Items No Longer Designated      
Derivative [Line Items]      
Hedge Accounting Basis Adjustment 4,869 9,809  
Interest Rate Contracts | Fair Value Hedges | Interest-bearing deposits | Hedged Items Currently Designated      
Derivative [Line Items]      
Carrying Amount of Assets/(Liabilities) (950,000) (1,050,000)  
Hedge Accounting Basis Adjustment (8,330) 4,292  
Interest Rate Contracts | Fair Value Hedges | Long-term debt | Hedged Items Currently Designated      
Derivative [Line Items]      
Carrying Amount of Assets/(Liabilities) (699,751) (1,048,535)  
Hedge Accounting Basis Adjustment $ (7,304) $ 11,585