Derivatives and Hedging Activities (Customer Related Derivative Positions - Not Designated as Hedges) (Details) - Not Designated as Hedging Instrument $ in Thousands		Mar. 31, 2025 USD ($) position	Dec. 31, 2024 USD ($) position
Receive fixed, pay variable | Loan level swaps
Summary of customer related derivative positions, not designated as hedging
Number of Positions | position	[1]	277	276
Less than 1 year		$ 262,397	$ 261,222
Less than 2 years		199,296	225,043
Less than 3 years		310,429	252,911
Less than 4 years		154,001	208,762
Thereafter		875,101	869,095
Derivative, Notional Amount		1,801,224	1,817,033
Fair Value		$ (66,195)	$ (92,913)
Pay fixed, receive variable | Loan level swaps
Summary of customer related derivative positions, not designated as hedging
Number of Positions | position	[1]	277	276
Less than 1 year		$ 262,397	$ 261,222
Less than 2 years		199,296	225,043
Less than 3 years		310,429	252,911
Less than 4 years		154,001	208,762
Thereafter		875,101	869,095
Derivative, Notional Amount		1,801,224	1,817,033
Fair Value		$ 66,160	$ 92,875
Buys foreign currency, sells U.S. currency | Foreign exchange contracts
Summary of customer related derivative positions, not designated as hedging
Number of Positions | position	[1]	38	34
Less than 1 year		$ 118,366	$ 112,156
Less than 2 years		0	12,120
Less than 3 years		0	0
Less than 4 years		0	0
Thereafter		0	0
Derivative, Notional Amount		118,366	124,276
Fair Value		$ (137)	$ (5,363)
Buys U.S. currency, sells foreign currency | Foreign exchange contracts
Summary of customer related derivative positions, not designated as hedging
Number of Positions | position	[1]	38	34
Less than 1 year		$ 118,366	$ 112,156
Less than 2 years		0	12,120
Less than 3 years		0	0
Less than 4 years		0	0
Thereafter		0	0
Derivative, Notional Amount		118,366	124,276
Fair Value		$ 199	$ 5,424
Risk Participated Out | Risk Participation Agreement
Summary of customer related derivative positions, not designated as hedging
Number of Positions | position		17	18
Less than 1 year		$ 0	$ 23,672
Less than 2 years		0	0
Less than 3 years		48,261	27,140
Less than 4 years		0	21,256
Thereafter		95,085	91,053
Derivative, Notional Amount		143,346	163,121
Fair Value		$ 81	$ 56
Risk Participated In | Risk Participation Agreement
Summary of customer related derivative positions, not designated as hedging
Number of Positions | position		12	12
Less than 1 year		$ 0	$ 0
Less than 2 years		35,772	13,016
Less than 3 years		0	22,904
Less than 4 years		15,199	15,334
Thereafter		0	0
Derivative, Notional Amount		50,971	51,254
Fair Value		$ (14)	$ (12)

[1] The Company may enter into one dealer swap agreement which offsets multiple commercial borrower swap agreements.