CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (loss) [Member]	Unearned Compensation - ESOP [Member]
Balance at Dec. 31, 2016	$ 55,214	$ 25	$ 24,703	$ 31,999	$ (229)	$ (1,284)
Balance (in shares) at Dec. 31, 2016		2,484,852
Comprehensive income	2,181	$ 0	0	1,818	363	0
Dividends paid to common stockholders	(224)	0	0	(224)	0	0
Issuance of restricted stock		$ 0	0	0	0	0
Issuance of restricted stock (shares)		5,000
Share-based compensation- equity incentive plan	321	$ 0	321	0	0	0
ESOP shares committed to be allocated (6,419)	174	0	110	0	0	64
Balance at Jun. 30, 2017	57,666	$ 25	25,134	33,593	134	(1,220)
Balance (in shares) at Jun. 30, 2017		2,489,852
Balance at Dec. 31, 2017	59,245	$ 25	25,601	34,736	39	(1,156)
Balance (in shares) at Dec. 31, 2017		2,506,532
Comprehensive income	2,055	$ 0	0	2,857	(802)	0
Reclassification related to Tax Cuts and Jobs Act	0	0	0	(7)	7	0
Dividends paid to common stockholders	(264)	0	0	(264)	0	0
Restricted stock forfeitures		$ 0	0	0	0	0
Restricted stock forfeitures (shares)		(400)
Share-based compensation- equity incentive plan	207	$ 0	207	0	0	0
ESOP shares committed to be allocated (6,419)	197	0	133	0	0	64
Balance at Jun. 30, 2018	$ 61,440	$ 25	$ 25,941	$ 37,322	$ (756)	$ (1,092)
Balance (in shares) at Jun. 30, 2018		2,506,132