Derivative Instruments and Hedging Activities - Derivatives Not Designated as Hedging Instruments (Details) - Not Designated as Hedging Instrument - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024	Dec. 31, 2024
Derivative Notional Amount And Fair Value By Balance Sheet Not Designated As Hedging Instrument [Line Items]
Notional Amount	$ 921,055		$ 921,055		$ 923,658
Derivative Assets	359		359		226
Derivative Liabilities	130		130		67
Derivative instruments not designated as hedging instruments, gain (loss), net	163	$ 255	235	$ 657
Credit derivatives
Derivative Notional Amount And Fair Value By Balance Sheet Not Designated As Hedging Instrument [Line Items]
Notional Amount	839,335		839,335		860,423
Credit derivatives | Other noninterest income
Derivative Notional Amount And Fair Value By Balance Sheet Not Designated As Hedging Instrument [Line Items]
Derivative instruments not designated as hedging instruments, gain (loss), net	135	111	152	338
Credit derivatives | Other assets
Derivative Notional Amount And Fair Value By Balance Sheet Not Designated As Hedging Instrument [Line Items]
Derivative Assets	0		0		0
Credit derivatives | Other Liabilities
Derivative Notional Amount And Fair Value By Balance Sheet Not Designated As Hedging Instrument [Line Items]
Derivative Liabilities	79		79		67
Interest rate locks with customers
Derivative Notional Amount And Fair Value By Balance Sheet Not Designated As Hedging Instrument [Line Items]
Notional Amount	31,973		31,973		23,291
Interest rate locks with customers | Mortgage Banking Activities
Derivative Notional Amount And Fair Value By Balance Sheet Not Designated As Hedging Instrument [Line Items]
Derivative instruments not designated as hedging instruments, gain (loss), net	(62)	236	146	30
Interest rate locks with customers | Other assets
Derivative Notional Amount And Fair Value By Balance Sheet Not Designated As Hedging Instrument [Line Items]
Derivative Assets	359		359		214
Interest rate locks with customers | Other Liabilities
Derivative Notional Amount And Fair Value By Balance Sheet Not Designated As Hedging Instrument [Line Items]
Derivative Liabilities	0		0		0
Forward loan sale commitments
Derivative Notional Amount And Fair Value By Balance Sheet Not Designated As Hedging Instrument [Line Items]
Notional Amount	49,747		49,747		39,944
Forward loan sale commitments | Mortgage Banking Activities
Derivative Notional Amount And Fair Value By Balance Sheet Not Designated As Hedging Instrument [Line Items]
Derivative instruments not designated as hedging instruments, gain (loss), net	90	$ (92)	(63)	$ 289
Forward loan sale commitments | Other assets
Derivative Notional Amount And Fair Value By Balance Sheet Not Designated As Hedging Instrument [Line Items]
Derivative Assets	0		0		12
Forward loan sale commitments | Other Liabilities
Derivative Notional Amount And Fair Value By Balance Sheet Not Designated As Hedging Instrument [Line Items]
Derivative Liabilities	$ 51		$ 51		$ 0