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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
EPS numerator:    
Net loss $ (1,516) $ (2,282)
EPS denominator:    
Weighted average shares outstanding - basic (in shares) 10,420,690 9,218,087
Impact of dilutive securities (in shares) 0 0
Weighted average shares outstanding - diluted (in shares) 10,420,690 9,218,087
EPS:    
Basic (in usd per share) $ (0.15) $ (0.25)
Diluted (in usd per share) $ (0.15) $ (0.25)
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Antidilutive securities excluded from computation of earnings per share, amount (in shares) 1,391,242 1,203,559
Warrant    
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Antidilutive securities excluded from computation of earnings per share, amount (in shares) 153,741 603,847