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Geographical Information - Schedule of Percentage of Revenue by Geographic Area (Details) - Geographic Concentration Risk - Revenue
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
United States        
Revenues From External Customers And Long Lived Assets [Line Items]        
Percentage of revenue by geographic area 64.00% 65.00% 64.00% 65.00%
Rest of World        
Revenues From External Customers And Long Lived Assets [Line Items]        
Percentage of revenue by geographic area 36.00% 35.00% 36.00% 35.00%