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Derivative Instruments and Hedging Activities - Gains (Losses) on Interest Rate Derivatives Designated as Fair Value Hedges (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Jun. 30, 2023
Jun. 30, 2022
Gain Loss On Fair Value Hedges Recognized In Earnings [Line Items]        
Gain (loss) related to hedged loans     $ 291 $ 20,194
Fair value hedge interest rate swaps | Interest expense | Derivative - interest rate swap:        
Gain Loss On Fair Value Hedges Recognized In Earnings [Line Items]        
Gain (loss) related to derivative interest rate swaps $ (3,790) $ 76 902 606
Fair value hedge interest rate swaps | Interest expense | Hedged item - subordinated debt | Derivatives designated as hedging instruments        
Gain Loss On Fair Value Hedges Recognized In Earnings [Line Items]        
Gain (loss) related to hedged loans $ 3,952 $ (147) $ (820) $ (477)