Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($) $ in Thousands	Common Stock	Paid in Capital	Retained Earnings	Accumulated Other Comprehensive Loss	Unearned ESOP	Total
Balance at Dec. 31, 2016	$ 19	$ 16,352	$ 15,839	$ (85)	$ (350)	$ 31,775
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income			398			398
Other comprehensive income (loss), net of tax				14		14
ESOP shares committed to be released		13			26	39
Effect of stock repurchase plan	(1)	(1,051)				(1,052)
Balance at Sep. 30, 2017	18	15,314	16,237	(71)	(324)	31,174
Balance at Dec. 31, 2017	19	15,441	16,077	(165)	(316)	31,056
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income			92			92
Other comprehensive income (loss), net of tax				(117)		(117)
ESOP shares committed to be released		30			26	56
Stock based compensation		231				231
Balance at Sep. 30, 2018	$ 19	$ 15,702	$ 16,169	$ (282)	$ (290)	$ 31,318