Other Assets Other Assets (Details) - USD ($) $ in Thousands		Dec. 31, 2024	Dec. 31, 2023
Other Assets [Abstract]
Low Income Housing Tax Credit - LIHTC		$ 295,964	$ 347,478
Interest and fees receivable income		125,469	138,522
Operating Lease, Right-of-Use Asset	[1]	100,092	133,126
SBIC Investments		109,636	105,433
Alternative Energy Partnerships (HLBV Investments)		17,472	18,442
Equity Investments Without Readily Determinable Fair Value		143,152	156,957
Total Other Investments		566,224	628,310
Prepaid Expense		39,432	43,498
Income Taxes Receivable		18,009	34,268
Bank owned life insurance		9,734	7,394
Warrants and Rights Outstanding	[2]	3,763	3,689
Other Assets, Miscellaneous		51,231	142,442
Other Assets		$ 913,954	$ 1,131,249

[1] See Note 9. Leases for further details regarding the operating lease ROU assets.

[2] See Note 15. Fair Value Measurements for information regarding equity warrants.