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 ESOP Shares [Member]
Balance at Dec. 31, 2016	$ 104,426	$ 46	$ 47,377	$ 58,100	$ (928)	$ (169)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	7,208			7,208
Unrealized holding gain (loss) on investment securities net of tax	(67)				(67)
Amounts reclassified for reclassification of HTM to AFS securities	0
Reclassification due to Accounting Standard Update 2018-02				196	(196)
Cash dividend	(1,804)			(1,804)
Net change in fair market value over cost of leveraged ESOP shares released	(110)		(110)
Dividend reinvestment	0		52	(52)
Exercise of stock options	155		155
Net change in unearned ESOP shares	(586)					(586)
Repurchase of common stock	0
Stock based compensation	515		515
Balance at Dec. 31, 2017	109,957	46	48,209	63,648	(1,191)	(755)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	11,228			11,228
Unrealized holding gain (loss) on investment securities net of tax	(637)				(637)
Amounts reclassified for reclassification of HTM to AFS securities	0
Reclassification due to Accounting Standard Update 2018-02	0			19	(19)
Cash dividend	(2,163)			(2,163)
Net change in fair market value over cost of leveraged ESOP shares released	(34)		(34)
Dividend reinvestment	0		68	(68)
Shares issued for County First Merger	35,622	10	35,612
Net change in unearned ESOP shares	37					37
Repurchase of common stock	(70)			(70)
Stock based compensation	474		474
Balance at Dec. 31, 2018	154,482	56	84,397	72,594	(1,847)	(718)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net Income	15,272			15,272
Unrealized holding gain (loss) on investment securities net of tax	2,764				2,764
Amounts reclassified for reclassification of HTM to AFS securities	587				587
Cash dividend	(2,668)			(2,668)
Net change in fair market value over cost of leveraged ESOP shares released	3		3
Dividend reinvestment	0		122	(122)
Proceeds from private placement	10,632	3	10,629
Net change in unearned ESOP shares	116					116
Repurchase of common stock	(17)			(17)
Stock based compensation	329		329
Balance at Dec. 31, 2019	$ 181,494	$ 59	$ 95,474	$ 85,059	$ 1,504	$ (602)