Condensed Consolidated Statements of Income - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
INTEREST INCOME:
Interest and fees on loans	$ 33,170	$ 29,124	$ 93,966	$ 85,020
Interest and dividends on investment securities:
Taxable securities	3,361	2,844	10,160	8,870
Nontaxable securities	191	179	572	538
Dividends on securities	156	111	557	473
Interest on federal funds sold and other	69	50	179	102
Total interest income	36,947	32,308	105,434	95,003
INTEREST EXPENSE:
Interest on deposits	1,024	996	2,966	2,840
Interest on short-term borrowings and securities sold under agreements to repurchase	298	60	1,084	470
Interest on subordinated debentures and notes payable	1,856	1,851	5,532	5,530
Total interest expense	3,178	2,907	9,582	8,840
NET INTEREST INCOME BEFORE PROVISION FOR LOAN LOSSES	33,769	29,401	95,852	86,163
Provision for loan losses	1,060	(1,168)	2,340	(2,450)
NET INTEREST INCOME AFTER PROVISION FOR LOAN LOSSES	32,709	30,569	93,512	88,613
NONINTEREST INCOME:
Service charges	1,660	1,553	5,119	4,508
Investment advisory income	1,550	1,416	4,581	4,296
Insurance income	3,338	3,120	9,887	9,282
Other income	2,447	3,197	6,047	6,700
Total noninterest income	8,995	9,286	25,634	24,786
NONINTEREST EXPENSE:
Salaries and employee benefits	18,421	17,480	55,876	53,093
Occupancy expenses, premises and equipment	3,666	4,025	10,956	11,032
Amortization of intangibles	150	150	450	450
FDIC and other assessments	363	369	962	1,297
Other real estate owned and loan workout costs	33	120	215	432
Net (gain) loss on securities, other assets and other real estate owned	6	(98)	(307)	(88)
Other expense	3,753	3,997	12,009	11,927
Total noninterest expense	26,392	26,043	80,161	78,143
INCOME BEFORE INCOME TAXES	15,312	13,812	38,985	35,256
Provision for income taxes	4,119	3,543	9,689	9,090
NET INCOME	$ 11,193	$ 10,269	$ 29,296	$ 26,166
EARNINGS PER COMMON SHARE:
Basic	$ 0.27	$ 0.25	$ 0.70	$ 0.63
Diluted	$ 0.27	$ 0.25	$ 0.70	$ 0.63