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Leases (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Leases [Abstract]    
Operating lease liability, current, balance sheet location [Extensible List] us-gaap:OtherLiabilitiesCurrent us-gaap:OtherLiabilitiesCurrent
Operating lease liability, noncurrent, balance sheet location [Extensible List] us-gaap:OtherLiabilitiesNoncurrent us-gaap:OtherLiabilitiesNoncurrent
Finance lease liability, current, balance sheet location [Extensible List] us-gaap:OtherLiabilitiesCurrent us-gaap:OtherLiabilitiesCurrent
Finance lease liability, noncurrent, balance sheet location [Extensible List] us-gaap:OtherLiabilitiesNoncurrent us-gaap:OtherLiabilitiesNoncurrent
Short-term lease cost $ 1,880 $ 9,994
Financing lease cost 1,220 1,397
Operating lease cost 169 188
Total lease cost 3,269 11,579
Short-term lease, cost, capitalized $ 0 $ 4,800