Quarterly report pursuant to Section 13 or 15(d)

Recent Accounting Pronouncements - Revenue recognition - Disaggregation of revenue - SIRIUS XM (Details)

v3.8.0.1
Recent Accounting Pronouncements - Revenue recognition - Disaggregation of revenue - SIRIUS XM (Details)
$ in Millions
3 Months Ended
Mar. 31, 2018
USD ($)
Subscriber  
Revenue disaggregated by source  
Revenue $ 1,117
SIRIUS XM | Liberty Sirius XM Group  
Revenue disaggregated by source  
Revenue $ 1,375
Activation fees, recognition period 1 month
SIRIUS XM | Subscriber | Liberty Sirius XM Group  
Revenue disaggregated by source  
Revenue $ 1,117
SIRIUS XM | Advertising and sponsorship | Liberty Sirius XM Group  
Revenue disaggregated by source  
Revenue 42
SIRIUS XM | Equipment | Liberty Sirius XM Group  
Revenue disaggregated by source  
Revenue 35
SIRIUS XM | Music Royalty and Other | Liberty Sirius XM Group  
Revenue disaggregated by source  
Revenue $ 181
Minimum | SIRIUS XM | Liberty Sirius XM Group  
Revenue disaggregated by source  
Subscription period 3 months
Maximum | SIRIUS XM | Liberty Sirius XM Group  
Revenue disaggregated by source  
Subscription period 12 months