Income Taxes - Schedule of Deferred Tax Assets And Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Deferred tax assets:
Net unrealized losses on securities included in other comprehensive income	$ 151,886	$ 126,155
Allowance for credit losses	113,648	113,105
Right-of-use liability	39,691	43,693
Deferred compensation	34,850	25,369
Stock-based compensation	14,741	13,762
Loans	12,104	435
FDIC special assessment	6,926	9,092
Net unrealized losses on derivatives included in other comprehensive income	4,032	0
Federal net operating loss carryforward	549	697
Other	1,091	4,495
Deferred Tax Assets, Gross, Total	379,518	336,803
Deferred tax liabilities:
Equipment leasing	165,363	165,806
Capitalized servicing rights	52,298	49,857
Goodwill and intangible assets	42,733	16,019
Premises and equipment	38,554	35,288
Right-of-use asset	32,651	36,249
Net unrealized gains on derivatives included in other comprehensive income	0	11,516
Deferred loan fees and costs	7,889	7,434
Other	2,660	2,652
Total gross deferred tax liabilities	342,148	324,821
Net deferred tax assets	$ 37,370	$ 11,982