Consolidated Statements of Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
INTEREST INCOME:
Loans, including fees	$ 104,205	$ 75,121	$ 64,404
Securities	3,604	3,993	3,371
Other investments	453	352	313
Federal funds sold	2		1
Deposits in financial institutions	290	139	370
Total interest income	108,554	79,605	68,459
INTEREST EXPENSE:
Transaction and savings deposits	3,103	2,539	3,210
Certificates and other time deposits	7,237	6,747	7,789
Subordinated debentures	227
Other borrowed funds	379	142	418
Total interest expense	10,946	9,428	11,417
NET INTEREST INCOME	97,608	70,177	57,042
PROVISION FOR LOAN LOSSES	17,864	2,693	2,373
NET INTEREST INCOME AFTER PROVISION FOR LOAN LOSSES	79,744	67,484	54,669
NONINTEREST INCOME:
Customer service fees	3,925	2,655	1,826
Loan fees	2,369	1,917	1,270
Gain (loss) on sale of available-for-sale securities, net	772		(7)
Gain on sale of held-for-sale loans, net	405	28
Gain on sale of guaranteed portion of loans, net	3,484	2,867	1,229
Other	1,232	589	494
Total noninterest income	12,187	8,056	4,812
NONINTEREST EXPENSE:
Salaries and employee benefits	38,110	31,102	25,618
Occupancy	7,097	5,028	4,725
Professional and regulatory fees	8,923	5,647	3,224
Data processing	3,098	5,353	1,429
Software license and maintenance	1,844	1,424	965
Marketing	791	654	605
Loan related	1,185	523	813
Real estate acquired by foreclosure, net	1,086	286
Real estate acquired by foreclosure, net			(595)
Other	4,044	2,416	3,181
Total noninterest expense	66,178	52,433	39,965
INCOME BEFORE INCOME TAXES	25,753	23,107	19,516
PROVISION FOR INCOME TAXES	10,314	8,365	6,906
NET INCOME	$ 15,439	$ 14,742	$ 12,610
EARNINGS PER SHARE:
Basic (in dollars per share)	$ 0.54	$ 0.65	$ 0.61
Diluted (in dollars per share)	$ 0.53	$ 0.64	$ 0.60