CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY (UNAUDITED) - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Treasury Stock [Member]	Total
Balance at Dec. 31, 2018	$ 5,400	$ 49,477	$ 80,844	$ (2,135)	$ (15,712)	$ 117,874
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	0	0	4,272	0	0	4,272
Other comprehensive income, net	0	0	0	2,727	0	2,727
Common stock issued to ESOP, 8,333 shares	8	320	0	0	0	328
Common stock issued through dividend reinvestment, shares	19	695	0	0	0	714
Cash dividends	0	0	(1,995)	0	0	(1,995)
Balance at Jun. 30, 2019	5,427	50,492	83,121	592	(15,712)	123,920
Balance at Mar. 31, 2019	5,418	50,162	81,042	(558)	(15,712)	120,352
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	0	0	3,079	0	0	3,079
Other comprehensive income, net	0	0	0	1,150	0	1,150
Common stock issued through dividend reinvestment, shares	9	330	0	0	0	339
Cash dividends	0	0	(1,000)			(1,000)
Balance at Jun. 30, 2019	5,427	50,492	83,121	592	(15,712)	123,920
Balance at Dec. 31, 2019	5,447	51,165	86,751	528	(15,712)	128,179
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	0	0	3,265	0	0	3,265
Other comprehensive income, net	0	0	0	2,387	0	2,387
Cash dividends	0	0	(2,010)	0	0	(2,010)
Balance at Jun. 30, 2020	5,447	51,165	88,006	2,915	(15,712)	131,821
Balance at Mar. 31, 2020	5,447	51,165	86,748	2,848	(15,712)	130,496
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	0	0	2,263	0	0	2,263
Other comprehensive income, net	0	0	0	67	0	67
Cash dividends	0	0	(1,005)	0	0	(1,005)
Balance at Jun. 30, 2020	$ 5,447	$ 51,165	$ 88,006	$ 2,915	$ (15,712)	$ 131,821