Derivative Financial Instruments - Schedule of Company's derivative financial instruments included in OCI as follows (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) in OCI on derivatives	$ 6,405	$ (39,555)
Gain recognized in income on derivatives (ineffective portion and amount excluded from effectiveness test)	0	0
(Loss) gain recognized in other income for foreign currency exchange contracts:	(214)	365
Interest Income
Derivative Instruments, Gain (Loss) [Line Items]
Loss reclassified from OCI into interest income (effective portion)	(7,933)	(14,041)
Interest Income | Net Investment Hedging
Derivative Instruments, Gain (Loss) [Line Items]
Gain recognized in income on derivatives (ineffective portion and amount excluded from effectiveness test)	0	0
Interest Income | Interest rate swaps
Derivative Instruments, Gain (Loss) [Line Items]
Customer-related positions:	(72)	135
Interest Income | Risk participation agreements
Derivative Instruments, Gain (Loss) [Line Items]
Customer-related positions:	0	(42)
Other Income
Derivative Instruments, Gain (Loss) [Line Items]
Gain recognized in income on derivatives (ineffective portion and amount excluded from effectiveness test)	0	0
Other Income | Foreign currency exchange contracts - matched customer book
Derivative Instruments, Gain (Loss) [Line Items]
(Loss) gain recognized in other income for foreign currency exchange contracts:	(56)	50
Other Income | Foreign currency exchange contracts - foreign currency loan
Derivative Instruments, Gain (Loss) [Line Items]
(Loss) gain recognized in other income for foreign currency exchange contracts:	$ (86)	$ 222