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Maturities of noncancellable operating lease liabilities are as follows for the quarter ending September 30: (Details) - USD ($)
$ in Thousands
Sep. 30, 2021
Dec. 31, 2020
Commitments and Contingencies Disclosure [Abstract]    
2021 $ 415  
2022 405  
2023 318  
2024 71  
2025  
Total lease payments 1,209  
  Less: imputed interest (69)  
     Total lease obligations 1,140  
  Less: current obligations (378) $ (316)
     Long-term lease obligations $ 762 $ 891