Computation of Earnings per Share - Schedule of Net loss per share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2023	Mar. 31, 2023	Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2023	Jun. 30, 2022
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Net loss	$ (2,652)	$ (1,568)	$ (1,289)	$ (1,278)	$ (4,220)	$ (2,567)
Shares outstanding:
Weighted-average common shares outstanding (in shares)	20,968		21,655		21,001	21,649
Diluted shares outstanding (in shares)	20,968		21,655		21,001	21,649
Net income (loss) per share - basic	$ (0.13)		$ (0.06)		$ (0.2)	$ (0.12)
Net income (loss) per share - diluted	$ (0.13)		$ (0.06)		$ (0.2)	$ (0.12)