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(Loss) Earnings per Share (Details) - USD ($)
$ / shares in Units, $ in Thousands
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Numerator:    
Net loss $ 1,808 $ (13,864)
Denominator for basic net (loss) income per common share:    
Weighted average common shares outstanding (in shares) 13,224,000 13,114,000
Denominator for diluted net (loss) income per share:    
Dilutive effect of stock options and restricted shares (in shares) 37,000 0
Weighted average common shares outstanding, Diluted (in shares) 13,261,000 13,114,000
(Loss) earnings per common share:    
Basic (in dollars per share) $ 0.14 $ (1.06)
Diluted (in dollars per share) $ 0.14 $ (1.06)
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Anti-dilutive securities (in shares) 221,061 279,766
Stock Options    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Anti-dilutive securities (in shares) 161,334 208,334