v3.26.1
Derivative Instruments and Hedging Activities - Schedule of Carrying Amount and Associated Cumulative Basis Adjustment Related to the Application of Hedge Accounting (Details) - Interest Rate Contract - Fair Value Hedges - Designated as Hedging Instrument - USD ($)
$ in Thousands
1 Months Ended
Apr. 30, 2022
Mar. 31, 2026
Dec. 31, 2025
Securities available for sale      
Derivative [Line Items]      
Carrying amount of assets   $ 3,019,000 $ 3,701,000
Hedge accounting basis adjustment, assets   (48,000) (48,000)
Derivative asset, notional amount, terminated $ 164,000    
Hedged asset, fair value, terminated 14,000    
Gain (loss) on fair value hedges recognized on termination $ 986    
Deferred gain on discontinuation of fair value hedge   4,000  
Interest-bearing deposits      
Derivative [Line Items]      
Carrying amount of liabilities   (1,200,000) 0
Hedge accounting basis adjustment, liabilities   5,000 0
FHLB advances and other borrowings      
Derivative [Line Items]      
Carrying amount of liabilities   (2,866,000) (1,174,000)
Hedge accounting basis adjustment, liabilities   $ 13,000 $ (1,000)