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Commitments and Contingencies - Schedule of Operating Leases (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Leases [Abstract]    
Operating lease cost $ 312 $ 98
Variable lease cost 73
Operating lease expense 312 171
Short-term lease rent expense
Total rent expense $ 312 $ 171