Unaudited Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Interest Income
Investment securities	$ 30,352	$ 25,381	$ 86,388	$ 72,228
Residential real estate loans	9,885	11,592	29,572	35,216
Commercial loans	115,533	109,514	339,903	314,541
Consumer and other loans	10,971	11,000	32,386	33,771
Total interest income	166,741	157,487	488,249	455,756
Interest Expense
Deposits	2,609	3,952	8,427	14,120
Securities sold under agreements to repurchase	496	886	1,836	2,783
Federal Home Loan Bank advances	0	70	0	684
Other borrowed funds	178	173	529	473
Subordinated debentures	845	1,003	2,563	3,705
Total interest expense	4,128	6,084	13,355	21,765
Net Interest Income	162,613	151,403	474,894	433,991
Provision for credit losses	725	5,186	(4,880)	41,300
Net interest income after provision for credit losses	161,888	146,217	479,774	392,691
Non-Interest Income
Service charges and other fees	15,154	13,404	41,741	38,790
Miscellaneous loan fees and charges	2,592	2,084	8,293	5,051
Gain on sale of loans	13,902	35,516	51,632	73,236
Gain (Loss) on sale of debt securities	(168)	24	55	1,015
Other income	3,335	2,639	8,737	10,071
Total non-interest income	34,815	53,667	110,458	128,163
Non-Interest Expense
Compensation and employee benefits	66,364	64,866	192,941	182,507
Occupancy and equipment	9,412	9,369	28,135	27,945
Advertising and promotions	3,236	2,779	8,513	7,404
Data processing	5,135	5,597	16,002	15,921
Other real estate owned	142	186	202	373
Regulatory assessments and insurance	2,011	1,495	5,592	3,622
Core deposit intangibles amortization	2,488	2,612	7,464	7,758
Other expenses	15,320	16,469	41,926	48,094
Total non-interest expense	104,108	103,373	300,775	293,624
Income Before Income Taxes	92,595	96,511	289,457	227,230
Federal and state income tax expense	16,976	18,754	55,409	42,690
Net Income	$ 75,619	$ 77,757	$ 234,048	$ 184,540
Basic earnings per share (in dollars per share)	$ 0.79	$ 0.81	$ 2.45	$ 1.95
Diluted earnings per share (in dollars per share)	0.79	0.81	2.45	1.95
Dividends declared per share (in dollars per share)	$ 0.32	$ 0.30	$ 0.95	$ 0.88
Average outstanding shares - basic (in shares)	95,510,772	95,411,656	95,494,211	94,704,198
Average outstanding shares - diluted (in shares)	95,586,202	95,442,576	95,573,519	94,747,894