Annual report pursuant to Section 13 and 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)
$ in Millions
1 Months Ended 12 Months Ended
Feb. 29, 2020
USD ($)
Dec. 31, 2021
USD ($)
Dec. 31, 2020
USD ($)
Dec. 31, 2019
USD ($)
Investments in Affiliates Accounted for Using the Equity Method        
Equity Method Investments   $ 945 $ 1,018  
SoundCloud Holdings, LLC        
Investments in Affiliates Accounted for Using the Equity Method        
Due to related parties, non-current   24 24  
Sirius XM Holdings | SoundCloud Holdings, LLC        
Investments in Affiliates Accounted for Using the Equity Method        
Revenue share expense   $ 60 $ 55 $ 40
Sirius XM Holdings | SoundCloud Holdings, LLC | Equity Method Investee | Series G Membership Units        
Investments in Affiliates Accounted for Using the Equity Method        
Equity Method Investments $ 75      
Series G membership unit conversion ratio (ordinary membership unit per series G membership unit) 1