Consolidated Statements of Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Interest income
Loans	$ 92,536	$ 76,759	$ 247,076	$ 222,781
Securities
Taxable	5,061	3,717	14,040	12,832
Tax-exempt	2,400	2,425	7,284	7,378
Other	698	131	1,763	308
Total interest income	100,695	83,032	270,163	243,299
Interest expense
Deposits	6,834	4,638	17,297	13,018
Borrowings	3,844	2,663	9,231	7,339
Total interest expense	10,678	7,301	26,528	20,357
Net interest income	90,017	75,731	243,635	222,942
Provision for loan losses	2,150	2,650	5,400	5,880
Net interest income after provision for loan losses	87,867	73,081	238,235	217,062
Noninterest income
Service charges on deposit accounts	8,676	8,200	24,565	23,712
Fees and commissions	5,618	4,921	16,287	14,042
Insurance commissions	2,365	2,420	6,406	6,557
Wealth management revenue	2,963	3,040	8,884	8,803
Mortgage banking income	10,616	15,846	33,544	41,181
Net gain on sales of securities	57	0	57	1,186
BOLI income	1,136	979	3,234	2,929
Other	1,982	2,866	6,722	8,750
Total noninterest income	33,413	38,272	99,699	107,160
Noninterest expense
Salaries and employee benefits	48,530	44,702	135,753	132,482
Data processing	4,179	4,560	12,248	13,220
Net occupancy and equipment	9,470	8,830	27,603	25,585
Other real estate owned	603	1,540	1,916	4,111
Professional fees	1,552	1,824	5,501	5,459
Advertising and public relations	1,802	1,661	5,824	5,040
Intangible amortization	1,766	1,684	4,822	5,123
Communications	1,927	2,097	5,698	6,308
Extinguishment of debt	0	2,210	205	2,539
Merger and conversion related expenses	6,266	268	9,655	4,023
Other	4,565	7,092	15,585	19,651
Total noninterest expense	80,660	76,468	224,810	223,541
Income before income taxes	40,620	34,885	113,124	100,681
Income taxes	14,199	11,706	37,447	33,386
Net income (loss)	$ 26,421	$ 23,179	$ 75,677	$ 67,295
Basic earnings per share (usd per share)	$ 0.54	$ 0.55	$ 1.64	$ 1.62
Diluted earnings per share (usd per share)	0.53	0.55	1.64	1.61
Cash dividends per common share (usd per share)	$ 0.18	$ 0.18	$ 0.54	$ 0.53