Derivatives - Schedule of The Net (Losses) Gains Recognized on the Company’s Consolidated Statement of Income Related To Derivatives Not Designated as Hedging Instruments (Details) - Derivatives not designated as hedging instruments - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Derivative Instruments, Gain (Loss) [Line Items]
Net gains	$ 13,428	$ 1,587	$ 37,677	$ 30,767
Interest rate contracts | Customer derivative income (loss), net of mark-to-market adjustments
Derivative Instruments, Gain (Loss) [Line Items]
Net gains	(414)	(4,577)	(3,723)	(2,994)
Foreign exchange contracts | Foreign exchange income
Derivative Instruments, Gain (Loss) [Line Items]
Net gains	13,576	6,075	40,601	33,204
Credit contracts | Customer derivative income (loss), net of mark-to-market adjustments
Derivative Instruments, Gain (Loss) [Line Items]
Net gains	(27)	(17)	(30)	(20)
Equity contracts | Lending and loan servicing fees
Derivative Instruments, Gain (Loss) [Line Items]
Net gains	170	(8)	308	(104)
Commodity contracts | Customer derivative income (loss), net of mark-to-market adjustments
Derivative Instruments, Gain (Loss) [Line Items]
Net gains	$ 123	$ 114	$ 521	$ 681