Income Taxes - Schedule of Deferred Tax Assets And Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Deferred tax assets:
Net unrealized losses on securities included in other comprehensive income	$ 126,155	$ 140,002
Allowance for credit losses	113,105	95,389
Right-of-use liability	43,693	44,277
Deferred compensation	25,369	26,411
Stock-based compensation	13,762	11,196
FDIC special assessment	9,092	0
Federal net operating loss carryforward	697	1,003
Other	4,930	6,191
Total gross deferred tax assets	336,803	324,469
Deferred tax liabilities:
Equipment leasing	165,806	138,198
Capitalized servicing rights	49,857	59,928
Right-of-use asset	36,249	36,484
Premises and equipment	35,288	51,058
Goodwill and intangible assets	16,019	12,636
Net unrealized gains on derivatives included in other comprehensive income	11,516	2,364
Deferred loan fees and costs	7,434	5,061
Other	2,652	1,387
Total gross deferred tax liabilities	324,821	307,116
Net deferred tax assets	$ 11,982	$ 17,353