Statements Of Changes In Stockholders' Equity - USD ($) $ in Thousands	Total	Common Stock Issued [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Income (Loss) [Member]
Beginning Balance at Dec. 31, 2019	$ 12,891	$ 339	$ 2,030	$ 10,522	$ 0
Beginning Balance, Shares at Dec. 31, 2019		3,395,521
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Other comprehensive income (loss)	1				1
Stock-based compensation expense	6		6
Net income (loss)	(124)			(124)
Ending Balance at Dec. 31, 2020	12,774	$ 339	2,036	10,398	1
Ending Balance, Shares at Dec. 31, 2020		3,395,521
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Other comprehensive income (loss)	(1)				(1)
Stock-based compensation expense	5		5
Net income (loss)	410			410
Ending Balance at Dec. 31, 2021	$ 13,188	$ 339	$ 2,041	$ 10,808	$ 0
Ending Balance, Shares at Dec. 31, 2021		3,395,521