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Segment Information - Additional Information (Details) - segment
9 Months Ended 12 Months Ended
Sep. 30, 2021
Dec. 31, 2020
Segment Reporting Information [Line Items]    
Number of reportable segments 2  
Net Revenue | International Market | Geographic Concentration Risk | Maximum    
Segment Reporting Information [Line Items]    
Concentration risk 10.00% 10.00%