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, 2021	$ 13,188	$ 339	$ 2,041	$ 10,808	$ 0
Beginning Balance, Shares at Dec. 31, 2021		3,395,521
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Exercise of common stock options	122	$ 3	119
Exercise of common stock options, shares		32,500
Other comprehensive income (loss)	1				1
Stock-based compensation expense	3		3
Net income	100			100
Ending Balance at Dec. 31, 2022	13,414	$ 342	2,163	10,908	1
Ending Balance, Shares at Dec. 31, 2022		3,428,021
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Other comprehensive income (loss)	(1)				(1)
Stock-based compensation expense	67		67
Net income	275			275
Ending Balance at Dec. 31, 2023	$ 13,755	$ 342	$ 2,230	$ 11,183	$ 0
Ending Balance, Shares at Dec. 31, 2023		3,428,021