Net Income (Loss) Per Share - Summary of Earnings Per Share, Basic and Diluted (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Numerator:
Net income (loss) from continuing operations - Basic and Diluted	$ 2,014	$ 390
Net income (loss) from discontinued operations - Basic and Diluted	$ (267)	$ (143)
Denominator:
Basic weighted average shares outstanding (in shares)	8,340	8,166
Effect of common share equivalents (in shares)	634	831
Diluted weighted average shares outstanding (in shares)	8,974	8,997
Net income (loss) per share:
Basic - continuing operations (in dollars per share)	$ 0.24	$ 0.05
Basic - discontinued operations (in dollars per share)	(0.03)	(0.02)
Basic net income per share (in dollars per share)	0.21	0.03
Diluted - continuing operations (in dollars per share)	0.22	0.05
Diluted - discontinued operations (in dollars per share)	(0.03)	(0.02)
Diluted net income per share (in dollars per share)	$ 0.19	$ 0.03