Other Assets (Details) - USD ($) $ in Thousands		9 Months Ended
		Sep. 30, 2023	Dec. 31, 2022
Other Assets [Abstract]
Cash surrender value of BOLI		$ 207,946	$ 207,797
LIHTC investments		313,110	328,555
Operating lease ROU assets, net (1)	[1]	121,980	126,255
Interest receivable		134,377	157,109
Taxes receivable		89,231	89,924
Equity investments without readily determinable fair values		65,129	63,280
SBIC Investments		77,830	62,227
Prepaid expenses		46,019	26,752
Equity warrants	[2]	3,807	4,048
Equity investments with readily determinable fair values		1	1
Other receivables/assets		134,378	148,834
Other assets		$ 1,193,808	$ 1,214,782
Vesting period of time-based restricted stock, lower limit		3 years

[1] See Note 8. Leases for further details regarding the operating lease ROU assets.

[2] See Note 10. Derivatives for information regarding equity warrants.