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Leases - Narrative (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Leases [Abstract]    
Right-of-use assets, net $ 9,092 $ 2,657
Operating lease liabilities $ 9,904  
Weighted-average remaining lease term 5 years 9 months 18 days  
Weighted-average discount rate 9.10%  
Cash paid for operating leases $ 1,900 2,200
Operating lease costs $ 2,200 $ 2,400
Operating lease liabilities, current, balance sheet line item us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent us-gaap:AccountsPayableAndAccruedLiabilitiesCurrent
Operating lease liabilities, noncurrent, balance sheet line item us-gaap:OtherLiabilitiesNoncurrent us-gaap:OtherLiabilitiesNoncurrent