CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-In Capital	Accumulated Deficit	Accumulated Other Comprehensive Income (Loss)
Balance at Dec. 31, 2021	$ 41,522	$ 216	$ 97,778	$ (56,472)
Balance (in shares) at Dec. 31, 2021		21,614,000
Issuance of unrestricted stock (in shares)		28,000
Stock-based compensation expense	430		430
Net loss	(1,279)			(1,279)
Balance at Mar. 31, 2022	40,673	$ 216	98,208	(57,751)
Balance (in shares) at Mar. 31, 2022		21,642,000
Balance at Dec. 31, 2022	$ 40,209	$ 211	98,306	(58,198)	$ (110)
Balance (in shares) at Dec. 31, 2022	21,093,447	21,093,000
Issuance of unrestricted stock		$ 1	(1)
Issuance of unrestricted stock (in shares)		62,000
Shares surrendered by employees to pay taxes related to unrestricted stock	$ (15)		(15)
Shares surrendered by employees to pay taxes related to unrestricted stock (in shares)		(9,000)
Repurchase of common stock	(341)	$ (2)	(339)
Repurchase of common stock (in shares)		(191,000)
Stock-based compensation expense	335		335
Other comprehensive income	147				147
Net loss	(1,568)			(1,568)
Balance at Mar. 31, 2023	$ 38,767	$ 210	$ 98,286	$ (59,766)	$ 37
Balance (in shares) at Mar. 31, 2023	20,955,339	20,955,000