Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
INTEREST INCOME
Federal funds sold, interest-bearing deposits and repos	$ 906	$ 773	$ 851
FHLB stock	385	462	370
Securities:
Taxable	1,926	1,907	2,029
Tax-exempt	104	117	159
Total securities	2,030	2,024	2,188
Loans:
SBA loans	3,780	4,338	3,805
Commercial loans	37,577	33,886	28,150
Residential mortgage loans	22,483	18,837	14,650
Consumer loans	8,487	6,943	5,296
Total loans	72,327	64,004	51,901
Total interest income	75,648	67,263	55,310
INTEREST EXPENSE
Interest-bearing demand deposits	1,795	1,202	665
Savings deposits	4,497	3,871	2,738
Time deposits	9,460	5,903	3,278
Borrowed funds and subordinated debentures	2,303	2,540	2,772
Total interest expense	18,055	13,516	9,453
Net interest income	57,593	53,747	45,857
Provision for loan losses	2,100	2,050	1,650
Net interest income after provision for loan losses	55,493	51,697	44,207
NONINTEREST INCOME
Branch fee income	1,502	1,519	1,384
Service and loan fee income	1,965	2,130	2,100
Gain on sale of SBA loans held for sale, net	909	1,680	1,617
Gain on sale of mortgage loans, net	2,090	1,719	1,530
BOLI income	588	975	469
Net security gains (losses)	373	(199)	62
Gain on sale of premises and equipment	766	0	0
Other income	1,346	1,207	1,108
Total noninterest income	9,539	9,031	8,270
NONINTEREST EXPENSE
Compensation and benefits	20,666	20,119	17,117
Occupancy	2,650	2,739	2,381
Processing and communications	2,924	2,788	2,551
Furniture and equipment	2,894	2,348	2,079
Professional services	1,061	934	1,022
Loan collection and OREO expenses (recoveries)	41	(361)	463
Other loan expenses	272	208	186
Deposit insurance	301	782	546
Advertising	1,358	1,411	1,179
Director fees	673	671	637
Other expenses	1,877	1,782	1,883
Total noninterest expense	34,717	33,421	30,044
Income before provision for income taxes	30,315	27,307	22,433
Provision for income taxes	6,662	5,388	9,540
Net income	$ 23,653	$ 21,919	$ 12,893
Net income per common share - Basic (in dollars per share)	$ 2.18	$ 2.04	$ 1.22
Net income per common share - Diluted (in dollars per share)	$ 2.14	$ 2.01	$ 1.20
Weighted average common shares outstanding - Basic (in shares)	10,845	10,726	10,558
Weighted average common shares outstanding - Diluted (in shares)	11,029	10,916	10,749