CONSOLIDATED STATEMENTS OF INCOME - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Interest and fees on loans:
Taxable	$ 20,322	$ 16,834	$ 13,924
Exempt from Federal income taxes	944	781	529
Interest on deposits in banks	88	201	33
Interest on Federal funds sold		5	348
Interest and dividends on investment securities:
Taxable	6,401	7,589	6,901
Exempt from Federal income taxes	145	260	507
Total interest income	27,900	25,670	22,242
Interest expense:
Interest on deposits (Note 9)	1,274	2,078	1,359
Interest on borrowings	308	383	237
Total interest expense	1,582	2,461	1,596
Net interest income	26,318	23,209	20,646
Provision for loan losses (Note 7)	1,520	660	175
Net interest income after provision for loan losses	24,798	22,549	20,471
Noninterest income:
Service charges	500	558	476
Gain on sale of investment securities (Note 5)	38	115	31
Other income (Note 15)	988	1,015	1,006
Total noninterest income	1,526	1,688	1,513
Noninterest expense:
Salaries and employee benefits (Notes 6 and 16)	11,202	11,316	10,203
Other real estate expense	81	134	20
Occupancy (Notes 8, 12 and 17)	1,031	1,023	1,050
Furniture and equipment (Notes 8 and 12)	558	542	553
Regulatory assessments	287	126	280
Other expense (Note 15)	3,554	3,705	3,404
Total noninterest expense	16,713	16,846	15,510
Income before provision for income taxes	9,611	7,391	6,474
Provision for income taxes (Note 11)	2,556	1,891	1,574
Net income	$ 7,055	$ 5,500	$ 4,900
Basic earnings per share (Note 13)	$ 1.20	$ 0.94	$ 0.83
Diluted earnings per share (Note 13)	$ 1.20	$ 0.94	$ 0.83