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Net Loss per Common Share (Tables)
9 Months Ended
Sep. 30, 2020
Earnings Per Share [Abstract]  
Schedule of reconciliation of basic and diluted weighted average common shares outstanding
A reconciliation of the basic and diluted weighted average common shares outstanding is as follows:
 
Three Months EndedNine Months Ended
 September 30,September 30,
 2020201920202019
Weighted average common shares outstanding—basic17,723 17,521 17,634 17,429 
Dilutive common shares issuable in connection with stock plans— — — — 
Weighted average common shares outstanding—diluted17,723 17,521 17,634 17,429