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Leases - Lease Cost and Other Information (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 $ 3,365 $ 1,926 $ 6,109 $ 2,526
Short-term lease cost 631 817 778 1,349
Total lease cost 3,996 2,743 6,887 3,875
Cash paid for amounts included in the measurement of lease liabilities        
Operating cash flows from operating leases (3,365) $ (1,926) (6,109) (2,526)
Lease assets obtained in exchange for new operating lease liabilities $ 2,736   $ 5,572 $ 15,779
Weighted-average remaining lease term (years) for operating leases 3 years 6 months 3 years 9 months 18 days 3 years 6 months 3 years 9 months 18 days
Operating Lease, Weighted Average Discount Rate, Percent 5.90% 7.30% 5.90% 7.30%