Consolidated Statements of Income (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017
Interest income:
Interest and fees on taxable loans	$ 16,353	$ 12,717	$ 45,342	$ 35,727
Interest and fees on tax-exempt loans	411	272	1,148	791
Interest and dividends on taxable investment securities	6,511	4,653	19,536	14,163
Interest and dividends on tax-exempt investment securities	130	99	367	447
Interest on federal funds sold and other interest-earning assets	153	181	388	312
Total interest income	23,558	17,922	66,781	51,440
Interest expense:
Demand- interest bearing	1,948	772	4,754	2,075
Money market and savings	1,308	788	3,454	2,218
Time deposits	386	312	1,121	903
Other borrowings	770	338	1,528	1,046
Total interest expense	4,412	2,210	10,857	6,242
Net interest income	19,146	15,712	55,924	45,198
Provision for loan losses	500		1,700	500
Net interest income after provision for loan losses	18,646	15,712	54,224	44,698
Non-interest income:
Non-interest income	1,415	1,111	3,994	2,950
Gain on sales of SBA loans	816	831	2,654	2,315
Loss on sale of investment securities			(1)	(61)
Other non-interest income	29	44	107	130
Total non-interest income	5,131	5,778	15,434	15,085
Non-interest expenses:
Salaries and employee benefits	11,203	9,829	32,731	27,800
Occupancy	1,975	1,772	5,976	5,239
Depreciation and amortization	1,285	1,292	4,107	3,588
Legal	276	156	916	535
Other real estate owned	378	746	881	1,704
Appraisal and other loan expenses	583	598	1,316	1,421
Advertising	290	394	916	861
Data processing	1,009	785	2,773	2,335
Insurance	181	277	690	750
Professional fees	498	454	1,476	1,389
Regulatory assessments and costs	396	355	1,258	1,008
Taxes, other	243	242	733	716
Other operating expenses	2,516	2,265	7,891	6,308
Total non-interest expense	20,833	19,165	61,664	53,654
Income before provision (benefit) for income taxes	2,944	2,325	7,994	6,129
Provision (benefit) for income taxes	622	4	1,524	(38)
Net income	$ 2,322	$ 2,321	$ 6,470	$ 6,167
Net income per share:
Basic (in dollars per share)	$ 0.04	$ 0.04	$ 0.11	$ 0.11
Diluted (in dollars per share)	$ 0.04	$ 0.04	$ 0.11	$ 0.11
Loan and Servicing Fees [Member]
Non-interest income:
Non-interest income	$ 320	$ 677	$ 839	$ 1,330
Mortgage Banking [Member]
Non-interest income:
Non-interest income	2,580	3,159	7,948	8,551
Deposit Account [Member]
Non-interest income:
Non-interest income	$ 1,386	$ 1,067	$ 3,887	$ 2,820