Quarterly report pursuant to Section 13 or 15(d)

Basis of Presentation (Details)

v3.19.3
Basis of Presentation (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Qurate Retail, TripCo, Liberty Broadband, Expedia Holdings and GCI Liberty        
Basis of Presentation        
Related Party Transaction, Amounts of Transaction $ 23 $ 8 $ 39 $ 21