Consolidated Statements of Earnings - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Interest income:
Loans and leases	$ 1,496,357	$ 1,312,580	$ 996,457
Investment securities	174,996	209,751	153,468
Deposits in financial institutions	299,647	34,158	8,804
Total interest income	1,971,000	1,556,489	1,158,729
Interest expense:
Deposits	748,423	200,449	27,808
Borrowings	416,744	25,645	623
Subordinated debt	58,705	39,633	26,474
Total interest expense	1,223,872	265,727	54,905
Net interest income	747,128	1,290,762	1,103,824
Provision for credit losses	52,000	24,500	(162,000)
Net interest income after provision for credit losses	695,128	1,266,262	1,265,824
Noninterest income:
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
(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
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
Other income	31,201	17,317	16,821
Total noninterest income	(448,285)	74,827	193,927
Noninterest expense:
Compensation	332,353	406,839	368,450
Occupancy	61,668	60,964	58,422
Leased equipment depreciation	34,243	35,658	35,755
Data processing	44,252	38,177	30,277
Insurance and assessments	135,666	25,486	17,365
Other professional services	24,623	30,278	21,492
Customer related expense	124,104	55,273	20,504
Intangible asset amortization	11,419	13,576	12,734
Loan expense	20,458	24,572	17,031
Acquisition, integration and reorganization costs	142,633	5,703	9,415
Goodwill impairment	1,376,736	29,000	0
Other expense	150,026	47,995	45,972
Total noninterest expense	2,458,181	773,521	637,417
(Loss) earnings before income taxes	(2,211,338)	567,568	822,334
Income tax (benefit) expense	312,201	(143,955)	(215,375)
Net (loss) earnings	$ (1,899,137)	$ 423,613	$ 606,959
Basic income per share (usd per share)	$ (22.71)	$ 5.14	$ 7.76
Diluted income per share (usd per share)	$ (22.71)	$ 5.14	$ 7.76
Preferred Stock Dividends, Income Statement Impact	$ 39,788	$ 19,339	$ 0
Net Income (Loss) Available to Common Stockholders, Diluted	(1,938,925)	404,274	606,959
Net Income (Loss) Available to Common Stockholders, Basic	$ (1,938,925)	$ 404,274	$ 606,959