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Loss per Share - Computation of Basic and Diluted Earnings Per Share (Details) - USD ($)
$ / shares in Units, $ in Thousands
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Numerator:    
Net loss $ (569) $ (9,183)
Denominator for basic net loss per common share:    
Weighted average common shares outstanding (in shares) 12,305,000 13,100,000
Denominator for diluted net loss per share:    
Dilutive effect of stock options and restricted shares (in shares) 0 0
Weighted average common shares outstanding, Diluted (in shares) 12,305,000 13,100,000
Loss per common share:    
Basic (in dollars per share) $ (0.05) $ (0.70)
Diluted (in dollars per share) $ (0.05) $ (0.70)
Restricted Stock/Units    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Anti-dilutive securities (in shares) 250,847 276,319
Stock Options    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Anti-dilutive securities (in shares) 201,584 200,834