Earnings Per Common Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2020	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2020	Dec. 31, 2019
Basic and diluted earnings per share:
Net income	$ 547	$ 949	$ (96)	$ 268	$ 539	$ 606	$ 319	$ 135	$ 1,668	$ 1,599
Weighted average common shares outstanding (in shares)									2,835,037	2,821,608
Basic net income per share (in dollars per share)									$ 0.59	$ 0.57
Options outstanding	0				0				0	0