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Net Income (Loss) Per Share - Summary of Earnings Per Share, Basic and Diluted (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Numerator:    
Net income (loss) from continuing operations - Basic and Diluted $ 16,039 $ 2,141
Net income (loss) from discontinued operations - Basic and Diluted $ (2,430) $ (59)
Denominator:    
Basic weighted average shares outstanding (in shares) 8,213 8,056
Effect of common share equivalents (in shares) 882 483
Diluted weighted average shares outstanding (in shares) 9,095 8,539
Net income (loss) per share:    
Basic - continuing operations (in dollars per share) $ 1.95 $ 0.27
Basic - discontinued operations (in dollars per share) (0.29) (0.01)
Basic net income per share (in dollars per share) 1.66 0.26
Diluted - continuing operations (in dollars per share) 1.76 0.25
Diluted - discontinued operations (in dollars per share) (0.26) (0.01)
Diluted net income per share (in dollars per share) $ 1.50 $ 0.24