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Leases - Summary of Lease Costs Included in Measurement of Lease Liabilities (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 cash flows used for operating leases $ 2,310 $ 1,593 $ 3,995 $ 3,118
Operating lease liabilities arising from obtaining ROU assets $ 798 $ 1,763 $ 24,164 $ 5,795