Consolidated Statements of Income (Loss) (Unaudited) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Interest Income
Interest and fees on LHFS & LHFI		$ 217,128	$ 203,236	$ 636,315	$ 568,318
Interest on securities:
Taxable		26,162	16,624	59,725	50,164
Tax exempt		0	46	4	173
Interest on federal funds sold and securities purchased under reverse repurchase agreements		9	3	12	78
Other interest income		8,293	8,613	24,527	27,217
Total Interest Income		251,592	228,522	720,583	645,950
Interest Expense
Interest on deposits		86,043	69,797	253,440	165,104
Interest on federal funds purchased and securities sold under repurchase agreements		4,864	5,375	16,118	15,072
Other interest expense		5,971	14,713	22,452	49,638
Total Interest Expense		96,878	89,885	292,010	229,814
Net Interest Income		154,714	138,637	428,573	416,136
PCL, off-balance sheet credit exposures		(1,375)	104	(5,167)	(1,893)
Net Interest Income After PCL		148,166	130,211	394,780	398,252
Noninterest Income (Loss)
Service charges on deposit accounts		11,272	11,074	33,154	32,105
Bank card and other fees		7,931	8,217	24,584	24,937
Mortgage banking, net		6,119	6,458	19,238	20,697
Wealth management		9,288	8,773	27,932	26,435
Other, net		2,952	2,399	13,515	7,654
Security gains (losses), net		0	0	(182,792)	0
Total Noninterest Income (Loss)		37,562	36,921	(64,369)	111,828
Noninterest Expense
Salaries and employee benefits		66,691	67,374	197,016	198,944
Services and fees		25,724	27,472	74,898	80,327
Net occupancy - premises		7,398	7,151	21,933	21,363
Equipment expense		6,141	6,755	18,707	19,387
Litigation settlement expense		0	6,500	0	6,500
Other expense		17,316	15,039	48,706	42,980
Total Noninterest Expense		123,270	130,291	361,260	369,501
Income (Loss) From Continuing Operations Before Income Taxes		62,458	36,841	(30,849)	140,579
Income taxes from continuing operations		11,128	6,288	(19,747)	21,177
Income (Loss) From Continuing Operations		51,330	30,553	(11,102)	119,402
Income from discontinued operations before income taxes		0	4,649	237,152	13,337
Income taxes from discontinued operations		0	1,173	59,353	3,373
Income From Discontinued Operations		0	3,476	177,799	9,964
Net Income		$ 51,330	$ 34,029	$ 166,697	$ 129,366
Earnings (Loss) Per Share (EPS)
Basic EPS from continuing operations		$ 0.84	$ 0.5	$ (0.18)	$ 1.96
Basic EPS from discontinued operations		0	0.06	2.91	0.16
Basic EPS	[1]	0.84	0.56	2.72	2.12
Diluted EPS from continuing operations		0.84	0.5	(0.18)	1.95
Diluted EPS from discontinued operations		0	0.06	2.9	0.16
Diluted EPS	[1]	$ 0.84	$ 0.56	$ 2.72	$ 2.11
Loans Held for Investment [Member]
Interest Expense
PCL, LHFI		$ 7,923	$ 8,322	$ 30,327	$ 19,777
1-4 Family Mortgage Loans [Member]
Interest Expense
PCL, LHFI		$ 0	$ 0	$ 8,633	$ 0

[1] Due to rounding, earnings (loss) per share from continuing operations and discontinued operations may not sum to earnings per share from net income.