Derivative Financial Instruments - Schedule of Fair Value of Derivative Financial Instruments (Details) - USD ($) $ in Thousands	Sep. 30, 2026	Dec. 31, 2025	Sep. 30, 2025
Derivative [Line Items]
Derivative Assets	$ 205,591	$ 179,667	$ 208,957
Derivative Liabilities	375,745	123,774	141,705
Interest rate derivatives
Derivative [Line Items]
Derivative Assets	194,881	175,534	201,318
Derivative Liabilities	369,376	120,604	138,789
Designated as hedging instrument
Derivative [Line Items]
Derivative Assets	7,806	58,972	65,300
Derivative Liabilities	153,738	3,859	5,510
Designated as hedging instrument \| Interest rate derivatives \| Interest rate derivatives designated as Cash Flow Hedges
Derivative [Line Items]
Derivative Assets	868	53,622	59,667
Derivative Liabilities	153,738	3,363	4,950
Designated as hedging instrument \| Interest rate derivatives \| Interest rate derivatives designated as Fair Value Hedges
Derivative [Line Items]
Derivative Assets	6,938	5,350	5,633
Derivative Liabilities	0	496	560
Not designated as hedging instrument
Derivative [Line Items]
Derivative Assets	197,785	120,695	143,657
Derivative Liabilities	222,007	119,915	136,195
Not designated as hedging instrument \| Interest rate derivatives
Derivative [Line Items]
Derivative Assets	187,075	116,562	136,018
Derivative Liabilities	215,638	116,745	133,279
Not designated as hedging instrument \| Interest rate lock commitments
Derivative [Line Items]
Derivative Assets	816	3,416	7,149
Derivative Liabilities	1,292	0	0
Not designated as hedging instrument \| Forward commitments to sell mortgage loans
Derivative [Line Items]
Derivative Assets	7,242	104	47
Derivative Liabilities	2,663	2,729	2,654
Not designated as hedging instrument \| Commodity forward contracts
Derivative [Line Items]
Derivative Assets	2,185	448	233
Derivative Liabilities	1,981	288	67
Not designated as hedging instrument \| Foreign exchange contracts
Derivative [Line Items]
Derivative Assets	467	165	210
Derivative Liabilities	$ 433	$ 153	$ 195