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Leases - Summary of Lease Costs (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Leases [Abstract]        
Operating lease cost $ 567 $ 426 $ 882 $ 851
Short-term lease cost 86 80 164 165
Variable lease cost 82 56 165 156
Total lease cost $ 735 $ 562 $ 1,211 $ 1,172