Earnings Per Common Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2019	Dec. 31, 2018
Basic and diluted earnings per share:
Net income	$ 539	$ 606	$ 319	$ 135	$ 307	$ 439	$ 478	$ 255	$ 1,599	$ 1,583
Weighted average common shares outstanding (in shares)									2,821,608	2,808,031
Basic net income per share (in dollars per share)									$ 0.57	$ 0.56
Options outstanding	0								0	0