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Basis of Presentation and Summary of Significant Accounting Policies - Schedule of Concentrations of Credit Risk (Parenthetical) (Details) - Consolidated Revenue - Maximum
3 Months Ended
Mar. 31, 2021
Customer Concentration Risk | Customer One  
Basis Of Presentations And Summary Of Significant Accounting Policies [Line Items]  
Concentration risk, percentage 10.00%
Customer Concentration Risk | Customer Two  
Basis Of Presentations And Summary Of Significant Accounting Policies [Line Items]  
Concentration risk, percentage 10.00%
Advertising Agency Risk | Advertising Agency A  
Basis Of Presentations And Summary Of Significant Accounting Policies [Line Items]  
Concentration risk, percentage 10.00%