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(Loss) Earnings per Share - Schedule of Earnings Per Share, Basic and Diluted (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Numerator:    
Net income (loss) $ 337 $ (394)
Denominator for earnings (loss) per basic common share:    
Weighted average common shares outstanding (in shares) 12,537,000 13,263,000
Denominator for earnings (loss) per diluted common share:    
Weighted average common shares outstanding (in shares) 12,537,000 13,263,000
Dilutive effect of stock options and restricted stock/units (in shares) 161,000 0
Diluted weighted average shares (in shares) 12,698,000 13,263,000
Earnings (loss) per common share:    
Basic (in dollars per share) $ 0.03 $ (0.03)
Diluted (in dollars per share) $ 0.03 $ (0.03)
Restricted Stock    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Number of shares not included in the computation of dilutive income (loss) per share (in shares) 4,852 315,359
Stock Options    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Number of shares not included in the computation of dilutive income (loss) per share (in shares) 189,834 145,334