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Leases - Additional Information (Details)
$ in Thousands
 12 Months Ended
Dec. 31, 2020
USD ($)
Dec. 31, 2019
USD ($)
lease
Dec. 31, 2018
USD ($)
Lessee, Lease, Description [Line Items]      
Right of use assets $ 24,226 $ 15,931  
Operating lease liability 25,867 19,800  
Right of use assets obtained in exchange for lease obligations, operating leases $ 13,688 $ 3,364 $ 0
Weighted average remaining lease term for operating lease 4 years 7 months 6 days 3 years 8 months 12 days  
Weighted average discount rate used to determine the operating lease liability 4.80% 4.70%  
Lease expense $ 5,600 $ 5,000  
INDIA      
Lessee, Lease, Description [Line Items]      
Right of use assets obtained in exchange for lease obligations, operating leases   $ 3,400  
Number of international leases for which ROU assets were obtained in exchange for lease liabilities | lease   2