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Related Party Transactions (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Related Party Transactions Details Line Items        
Recognized revenues $ 2.2   $ 4.3  
Spiegel Venture [Member]        
Related Party Transactions Details Line Items        
Recognized revenues 2.2 $ 1.5 2.7 $ 1.5
Nebula [Member]        
Related Party Transactions Details Line Items        
Revenue share from subscription sales 1.1 0.3 3.1 0.3
Revenue from Advertising Services $ 0.0 $ 0.0 $ 1.6 $ 0.0