CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (Unaudited) - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-In Capital	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Unearned ESOP Shares
Beginning Balance at Dec. 31, 2018	$ 154,482	$ 56	$ 84,397	$ 72,594	$ (1,847)	$ (718)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	7,504			7,504
Unrealized holding loss on investment securities net of tax expense	2,891				2,891
Cash dividends	(1,341)			(1,341)
Dividend reinvestment			51	(51)
Net change in fair market value over cost of leveraged ESOP shares released	(4)		(4)
Net change in unearned ESOP shares	(39)					(39)
Repurchase of common stock	(17)			(17)
Stock based compensation	169		169
Ending Balance at Jun. 30, 2019	163,645	56	84,613	78,689	1,044	(757)
Beginning Balance at Mar. 31, 2019	159,081	56	84,498	75,757	(473)	(757)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	3,627			3,627
Unrealized holding loss on investment securities net of tax expense	1,517				1,517
Cash dividends	(670)			(670)
Dividend reinvestment			25	(25)
Net change in fair market value over cost of leveraged ESOP shares released	(2)		(2)
Stock based compensation	92		92
Ending Balance at Jun. 30, 2019	163,645	56	84,613	78,689	1,044	(757)
Beginning Balance at Dec. 31, 2019	181,494	59	95,474	85,059	1,504	(602)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	6,198			6,198
Unrealized holding loss on investment securities net of tax expense	3,013				3,013
Cash dividends	(1,410)			(1,410)
Dividend reinvestment			66	(66)
Net change in fair market value over cost of leveraged ESOP shares released	(16)		(16)
Stock based compensation	163		163
Ending Balance at Jun. 30, 2020	189,442	59	95,687	89,781	4,517	(602)
Beginning Balance at Mar. 31, 2020	185,268	59	95,581	87,070	3,160	(602)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	3,450			3,450
Unrealized holding loss on investment securities net of tax expense	1,357				1,357
Cash dividends	(708)			(708)
Dividend reinvestment			31	(31)
Net change in unearned ESOP shares	(12)		(12)
Stock based compensation	87		87
Ending Balance at Jun. 30, 2020	$ 189,442	$ 59	$ 95,687	$ 89,781	$ 4,517	$ (602)