Other Assets and Other Liabilities - Summary of Other Assets and Other Liabilities (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Other Assets [Abstract]
Tax credit investments	$ 74,711	$ 68,253
Net deferred tax asset	41,468	48,733
Derivative instruments	35,853	43,506
Operating lease right of use assets	30,831	31,524
Federal Home Loan Bank ("FHLB") and Federal Reserve Bank ("FRB") stock	16,186	17,406
Accrued interest receivable	23,702	24,481
Other	48,017	80,454
Total other assets	270,768	314,357
Other Liabilities [Abstract]
Collateral on derivative instruments	28,330	40,350
Derivative instruments	31,645	37,521
Operating lease right of use obligations	33,192	33,788
Accrued interest expense	27,453	19,412
Other	48,989	52,570
Total other liabilities	$ 169,609	$ 183,641