Quarterly report pursuant to Section 13 or 15(d)

Investments In Affiliates Accounted For Using The Equity Method - SoundCloud (Details)

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Investments In Affiliates Accounted For Using The Equity Method - SoundCloud (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Jun. 30, 2021
Jun. 30, 2020
Dec. 31, 2020
Feb. 29, 2020
Investments in Affiliates Accounted for Using the Equity Method            
Equity Method Investments $ 881   $ 881   $ 1,018  
Sirius XM Holdings | SoundCloud Holdings, LLC | Pandora Soundcloud Advertising Agreement            
Investments in Affiliates Accounted for Using the Equity Method            
Revenue share expense 14 $ 10 27 $ 22    
Due to related parties, non-current $ 19   $ 19      
Sirius XM Holdings | SoundCloud Holdings, LLC            
Investments in Affiliates Accounted for Using the Equity Method            
Equity Method Investments           $ 75