CONDENSED CONSOLIDATED STATEMENTS OF INCOME - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
INTEREST INCOME:
Loans, including fees	$ 44,479	$ 38,476	$ 86,278	$ 74,847
Securities	4,734	3,928	9,292	6,511
Other investments	341	197	641	385
Deposits in financial institutions and fed funds sold	659	331	1,152	740
Total interest income	50,213	42,932	97,363	82,483
INTEREST EXPENSE:
Transaction and savings deposits	3,023	2,230	5,487	4,208
Certificates and other time deposits	4,712	3,786	8,783	7,393
Subordinated debentures and subordinated notes	1,109	1,051	2,188	2,092
Other borrowed funds	1,608	560	2,902	842
Total interest expense	10,452	7,627	19,360	14,535
NET INTEREST INCOME	39,761	35,305	78,003	67,948
PROVISION FOR LOAN LOSSES	1,897	1,510	11,560	7,655
NET INTEREST INCOME AFTER PROVISION FOR LOAN LOSSES	37,864	33,795	66,443	60,293
NONINTEREST INCOME:
Customer service fees	2,578	2,199	4,973	4,465
Loan fees	996	1,106	1,829	1,940
Gain on sale of available-for-sale securities, net	66	294	66	294
Gain on held-for-sale loans, net	0	222	0	84
Gain on sale of guaranteed portion of loans, net	1,112	878	2,053	2,805
Other	733	1,000	1,722	1,606
Total noninterest income	5,485	5,699	10,643	11,194
NONINTEREST EXPENSE:
Salaries and employee benefits	13,640	12,653	27,241	25,059
Occupancy	2,263	2,048	4,340	4,045
Professional and regulatory fees	2,172	1,899	4,433	4,296
Data processing	1,029	995	2,001	1,903
Software license and maintenance	703	438	1,419	927
Marketing	257	163	433	362
Loan related	467	301	514	901
Real estate acquired by foreclosure, net	4	223	16	515
Other	2,110	891	4,301	2,442
Total noninterest expense	22,645	19,611	44,698	40,450
INCOME BEFORE INCOME TAXES	20,704	19,883	32,388	31,037
PROVISION FOR INCOME TAXES	4,283	6,985	6,605	10,927
NET INCOME	$ 16,421	$ 12,898	$ 25,783	$ 20,110
EARNINGS PER SHARE:
Basic (in dollars per share)	$ 0.44	$ 0.35	$ 0.69	$ 0.54
Diluted (in dollars per share)	$ 0.44	$ 0.35	$ 0.69	$ 0.54