XML 52 R41.htm IDEA: XBRL DOCUMENT v3.21.2
Commitments and Contingencies - Schedule of Future Minimum Lease Payments Related to Non-cancellable Operating Lease Commitments (Details) - USD ($)
$ in Thousands
 9 Months Ended
Sep. 30, 2021
Dec. 31, 2020
Operating Leases Future Minimum Payments Due [Abstract]    
Operating lease cost $ 7  
Operating lease - operating cash flows $ 47  
Weighted average remaining lease term 9 months  
Weighted average discount rate 7.20%  
2021 (remaining three months) $ 16  
2022 32  
Total future minimum lease payments 48  
Less imputed interest (1)  
Total liability 47  
Current operating lease liability 47 $ 59
Non-current operating lease liability   $ 32
Total $ 47