Revenues - Revenues By Geographic Area (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Disaggregation of Revenue [Line Items]
Revenue from contract with customers	$ 218,795	$ 141,259	$ 413,814	$ 288,421
United States
Disaggregation of Revenue [Line Items]
Revenue from contract with customers	164,908	107,547	325,294	225,010
Other countries
Disaggregation of Revenue [Line Items]
Revenue from contract with customers	$ 53,887	$ 33,712	$ 88,520	$ 63,411
Revenue from Contract with Customer | Geographic Concentration Risk
Disaggregation of Revenue [Line Items]
Concentration risk (as a percentage)	100.00%	100.00%	100.00%	100.00%
Revenue from Contract with Customer | Geographic Concentration Risk | United States
Disaggregation of Revenue [Line Items]
Concentration risk (as a percentage)	75.00%	76.00%	79.00%	78.00%
Revenue from Contract with Customer | Geographic Concentration Risk | Other countries
Disaggregation of Revenue [Line Items]
Concentration risk (as a percentage)	25.00%	24.00%	21.00%	22.00%