Consolidated Statements of Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Interest income
Loans	$ 115,672	$ 127,011	$ 236,277	$ 253,312
Securities
Taxable	6,418	7,730	13,720	15,655
Tax-exempt	1,670	1,291	3,124	2,700
Other	195	1,830	1,007	3,289
Total interest income	123,955	137,862	254,128	274,956
Interest expense
Deposits	13,871	20,991	32,366	40,763
Borrowings	4,302	4,071	9,378	8,246
Total interest expense	18,173	25,062	41,744	49,009
Net interest income	105,782	112,800	212,384	225,947
Provision for credit losses on loans	26,900	900	53,250	2,400
Net interest income after provision for credit losses on loans	78,882	111,900	159,134	223,547
Noninterest income
Service charges on deposit accounts	6,832	8,605	15,902	17,707
Fees and commissions	2,971	7,047	6,025	13,518
Insurance commissions	2,125	2,190	4,116	4,306
Wealth management revenue	3,824	3,601	7,826	6,925
Mortgage banking income	45,490	16,620	61,025	27,021
Net gain (loss) on sales of securities	31	(8)	31	5
BOLI income	1,329	1,340	2,492	2,748
Other	1,568	2,565	4,323	5,615
Total noninterest income	64,170	41,960	101,740	77,845
Noninterest expense
Salaries and employee benefits	79,361	60,325	152,550	117,675
Data processing	5,047	4,698	10,053	9,604
Net occupancy and equipment	13,511	11,544	27,631	23,379
Other real estate owned	620	252	1,038	1,256
Professional fees	2,517	2,431	5,159	4,885
Advertising and public relations	2,920	2,648	6,320	5,515
Intangible amortization	1,834	2,053	3,729	4,163
Communications	2,181	2,348	4,379	4,243
Extinguishment of debt	90	0	90	0
Merger and conversion related expenses	0	179	0	179
Other	10,204	6,812	22,377	11,223
Noninterest expense	118,285	93,290	233,326	182,122
Income (loss) before income taxes	24,767	60,570	27,548	119,270
Income taxes	4,637	13,945	5,410	27,535
Net income (loss)	$ 20,130	$ 46,625	$ 22,138	$ 91,735
Basic earnings per share (usd per share)	$ 0.36	$ 0.80	$ 0.39	$ 1.57
Diluted earnings per share (usd per share)	0.36	0.80	0.39	1.56
Cash dividends per common share (usd per share)	$ 0.22	$ 0.22	$ 0.44	$ 0.43