Annual report pursuant to Section 13 and 15(d)

Business & Basis of Presentation (Details)

v3.19.3.a.u2
Business & Basis of Presentation (Details)
subscriber in Millions
12 Months Ended
Dec. 31, 2019
subscriber
segment
satellite_radio_system
Related Party Transaction [Line Items]  
Number of reportable segments | segment 2
Number of satellite radio systems | satellite_radio_system 2
Equity Method Investee | Sirius XM Canada  
Related Party Transaction [Line Items]  
Equity method investment, equity interest percentage 70.00%
Equity method investment, voting interest percentage 33.00%
Common Stock | Management | Liberty Media  
Related Party Transaction [Line Items]  
Related party ownership percentage 72.00%
Sirius XM  
Related Party Transaction [Line Items]  
Number of subscribers 34.9
Pandora  
Related Party Transaction [Line Items]  
Number of subscribers 6.2