Derivatives and Hedging Activities (Customer Related Derivative Positions - Not Designated as Hedges) (Details) - Not Designated as Hedging Instrument $ in Thousands		Sep. 30, 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]	255	276
Less than 1 year		$ 119,949	$ 261,222
Less than 2 years		265,576	225,043
Less than 3 years		158,925	252,911
Less than 4 years		219,471	208,762
Thereafter		850,659	869,095
Derivative, Notional Amount		1,614,580	1,817,033
Fair Value		$ (43,021)	$ (92,913)
Pay fixed, receive variable | Loan level swaps
Summary of customer related derivative positions, not designated as hedging
Number of Positions | position	[1]	255	276
Less than 1 year		$ 119,949	$ 261,222
Less than 2 years		265,576	225,043
Less than 3 years		158,925	252,911
Less than 4 years		219,471	208,762
Thereafter		850,659	869,095
Derivative, Notional Amount		1,614,580	1,817,033
Fair Value		$ 42,975	$ 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]	57	34
Less than 1 year		$ 88,311	$ 112,156
Less than 2 years		10,624	12,120
Less than 3 years		0	0
Less than 4 years		0	0
Thereafter		0	0
Derivative, Notional Amount		98,935	124,276
Fair Value		$ 3,004	$ (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]	57	34
Less than 1 year		$ 88,311	$ 112,156
Less than 2 years		10,624	12,120
Less than 3 years		0	0
Less than 4 years		0	0
Thereafter		0	0
Derivative, Notional Amount		98,935	124,276
Fair Value		$ (2,946)	$ 5,424
Risk Participated Out | Risk Participation Agreement
Summary of customer related derivative positions, not designated as hedging
Number of Positions | position		18	18
Less than 1 year		$ 0	$ 23,672
Less than 2 years		17,794	0
Less than 3 years		37,853	27,140
Less than 4 years		12,556	21,256
Thereafter		81,676	91,053
Derivative, Notional Amount		149,879	163,121
Fair Value		$ 70	$ 56
Risk Participated In | Risk Participation Agreement
Summary of customer related derivative positions, not designated as hedging
Number of Positions | position		14	12
Less than 1 year		$ 0	$ 0
Less than 2 years		22,462	13,016
Less than 3 years		20,428	22,904
Less than 4 years		0	15,334
Thereafter		45,942	0
Derivative, Notional Amount		88,832	51,254
Fair Value		$ (31)	$ (12)

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