Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Interest income:
Interest and fees on loans	$ 47,307	$ 34,183	$ 87,233	$ 66,791
Interest on debt securities:
Taxable	3,585	2,397	6,815	4,784
Nontaxable	304	328	690	660
Interest on interest-bearing deposits	234	58	364	119
Dividends on equity securities	112	67	180	139
Total interest income	51,542	37,033	95,282	72,493
Interest expense:
Interest-bearing transaction accounts	523	329	1,198	635
Money market accounts	1,938	1,013	3,431	2,019
Savings accounts	125	63	207	123
Certificates of deposit	1,373	1,183	2,588	2,202
Subordinated debentures and notes	1,288	361	2,452	709
Federal Home Loan Bank advances	522	191	852	373
Notes payable and other borrowings	140	110	279	221
Total interest expense	5,909	3,250	11,007	6,282
Net interest income	45,633	33,783	84,275	66,211
Provision for portfolio loan losses	3,623	716	5,156	1,549
Provision reversal for purchased credit impaired loan losses	(207)	(336)	(355)	(409)
Net interest income after provision for loan losses	42,217	33,403	79,474	65,071
Noninterest income:
Service charges on deposit accounts	2,816	2,188	5,326	4,231
Wealth management revenue	2,054	1,644	3,887	3,306
Other service charges and fee income	1,661	952	2,941	1,820
Gain on state tax credits, net	9	153	255	671
Gain on sale of other real estate	17	706	17	828
Miscellaneous income	1,377	1,406	2,484	2,198
Total noninterest income	7,934	7,049	14,910	13,054
Noninterest expense:
Employee compensation and benefits	15,798	12,660	31,006	25,307
Occupancy	2,265	1,609	4,194	3,292
Data processing	1,806	1,187	3,439	2,291
Professional fees	1,079	719	1,916	1,403
FDIC and other insurance	650	738	1,474	1,461
Loan legal and other real estate expense	613	353	958	710
Merger related expenses	4,480	0	6,147	0
Other	5,960	4,087	10,253	7,651
Total noninterest expense	32,651	21,353	59,387	42,115
Income before income tax expense	17,500	19,099	34,997	36,010
Income tax expense	5,545	6,747	10,651	12,633
Net income	$ 11,955	$ 12,352	$ 24,346	$ 23,377
Earnings per common share
Basic (usd per share)	$ 0.51	$ 0.62	$ 1.07	$ 1.17
Diluted (usd per share)	$ 0.50	$ 0.61	$ 1.06	$ 1.16