Revenue From Contracts With Customers Revenue From Contracts With Customers (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Revenue From Contracts With Customers [Line Items]
Total interest income	$ 1,971,000	$ 1,556,489	$ 1,158,729
(Loss) gain on sale of loans and leases	(161,346)	518	1,733
(Loss) gain on sale of securities	(442,413)	(50,321)	1,615
Service charges on deposit accounts	33,767	30,690	24,843
Other commissions and fees	38,086	43,635	42,287
Leased equipment income	63,167	50,586	45,746
Service charges on deposit accounts	16,468	13,991	13,269
Other income	31,201	17,317	16,821
Total noninterest income	(448,285)	74,827	193,927
Total Income	1,522,715	1,631,316	1,352,656
Dividends and gains (losses) on equity investments	15,731	(3,389)	23,115
Warrant (loss) income	(718)	2,490	49,341
LOCOM HFS Adjustment	(8,461)	0	0
Interest [Member]
Revenue From Contracts With Customers [Line Items]
Service charges on deposit accounts	0	0	0
Service Charges On Deposit Accounts
Revenue From Contracts With Customers [Line Items]
Service charges on deposit accounts	16,468	13,991	13,269
Other Commissions And Fees
Revenue From Contracts With Customers [Line Items]
Service charges on deposit accounts	16,597	15,752	11,018
Lease Equipment Income [Member]
Revenue From Contracts With Customers [Line Items]
Service charges on deposit accounts	0	0	0
Gain On Sale Of Loans [Member]
Revenue From Contracts With Customers [Line Items]
Service charges on deposit accounts	0	0	0
Gain On Sale Of Securities [Member]
Revenue From Contracts With Customers [Line Items]
Service charges on deposit accounts	0	0	0
Other [Member]
Revenue From Contracts With Customers [Line Items]
Service charges on deposit accounts	702	947	556
Noninterest Income [Member]
Revenue From Contracts With Customers [Line Items]
Service charges on deposit accounts	33,767	30,690	24,843
Dividends and Gains (Losses) on Equity Investments
Revenue From Contracts With Customers [Line Items]
Service charges on deposit accounts	0	0	0
Warranty Income
Revenue From Contracts With Customers [Line Items]
Service charges on deposit accounts	0	0	0
LOCOM Held For Sale Adjustment
Revenue From Contracts With Customers [Line Items]
Service charges on deposit accounts	$ 0	$ 0	$ 0