Quarterly report pursuant to Section 13 or 15(d)

Subsequent Events (Details)

v3.8.0.1
Subsequent Events (Details) - USD ($)
$ in Millions
1 Months Ended 9 Months Ended
Nov. 09, 2017
Sep. 30, 2017
Sep. 30, 2016
Subsequent Event [Line Items]      
Dividends paid to Liberty Interactive Corporation   $ 491 $ 427
Line of credit facility, remaining borrowing capacity   $ 950  
Liberty | Subsequent Event [Member]      
Subsequent Event [Line Items]      
Dividends paid to Liberty Interactive Corporation $ 300    
Revolving Credit Facility | Tranche One, Shared with Related Party | Subsequent Event [Member]      
Subsequent Event [Line Items]      
Line of credit facility, remaining borrowing capacity $ 275