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Leases - Summary of Lease Costs (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Lease Cost      
Operating lease cost $ 2,101 $ 999 $ 411
Short-term lease cost 25 51 12
Variable lease cost 163 161 248
Total lease cost $ 2,289 $ 1,211 $ 671