Annual report pursuant to Section 13 and 15(d)

Leases - Lease Cost (Details)

v3.20.4
Leases - Lease Cost (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Leases [Abstract]    
Operating lease cost $ 9,658 $ 24,960
Operating lease cost - related party 0 22,440
Variable lease cost 586 2,172
Variable lease cost - related party 0 66,924
Short-term lease cost 9,361 834
Total lease cost $ 19,605 $ 117,330