Off-Balance Sheet Arrangements, Commitments, and Contingencies - Summary of Commitments (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Other Commitments [Line Items]
Commitments	$ 1,703,470	$ 2,489,203
Loan commitments to extend credit
Other Commitments [Line Items]
Commitments	1,655,078	2,443,791
Standby letters of credit
Other Commitments [Line Items]
Commitments	$ 48,392	$ 45,412