Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands	Common Stock	Additional Paid-in Capital	Treasury Stock And Deferred Compensation	Shares Acquired By ESOP	Retained Earnings	Accumulated Other Comprehensive Income (Loss)	Total
Beginning Balance at Dec. 31, 2019	$ 5,959	$ 22,871	$ (2,121)	$ (228)	$ 27,905	$ 5,536	$ 59,922
Net Income					1,579		1,579
Other comprehensive income						2,661	2,661
Cash dividends - per share					(840)		(840)
Shares purchased for deferred compensation plan		(137)	137
Expense related to share-based compensation plans		73					73
Repurchase of common stock			(526)				(526)
Restricted stock activity	10	(10)
Amortization of ESOP				79			79
Ending Balance at Mar. 31, 2020	5,969	22,797	(2,510)	$ (149)	28,644	8,197	62,948
Beginning Balance at Dec. 31, 2020	6,046	23,166	(2,664)		32,497	9,283	68,328
Net Income					1,908		1,908
Other comprehensive income						(2,170)	(2,170)
Cash dividends - per share					(1,447)		(1,447)
Shares purchased for deferred compensation plan		(95)	95
Expense related to share-based compensation plans		103					103
Ending Balance at Mar. 31, 2021	$ 6,046	$ 23,174	$ (2,569)		$ 32,958	$ 7,113	$ 66,722