Derivative and Hedging Activities Cumulative Basis Adjustment for Fair Value Hedges (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Carrying amount excluded for foreign currency loans	$ 382,000	$ 421,000
Derivative Financial Instruments, Liabilities [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative Liability, Notional Amount	(1,149,290)	(1,138,921)
Fair Value Hedging [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Hedged Liability, Fair Value Hedge, Cumulative Increase (Decrease)	710	11,079
Long-Term Debt [Member] | Derivative Financial Instruments, Liabilities [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative Liability, Notional Amount	(552,832)	(548,634)
Long-Term Debt [Member] | Fair Value Hedging [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Hedged Liability, Fair Value Hedge, Cumulative Increase (Decrease)	(2,832)	1,366
Federal Home Loan Bank Advances [Member] | Derivative Financial Instruments, Liabilities [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Derivative Liability, Notional Amount	(596,459)	(590,287)
Federal Home Loan Bank Advances [Member] | Fair Value Hedging [Member]
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Hedged Liability, Fair Value Hedge, Cumulative Increase (Decrease)	$ 3,541	$ 9,713