Quarterly report pursuant to Section 13 or 15(d)

Goodwill and Other Intangible Assets (Changes In The Carrying Amount Of Goodwill) (Details)

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Goodwill and Other Intangible Assets (Changes In The Carrying Amount Of Goodwill) (Details) - USD ($)
$ in Millions
 9 Months Ended
Sep. 30, 2016
Dec. 31, 2015
Goodwill [Roll Forward]    
Balance, beginning of the year $ 6,112  
Goodwill, Purchase Accounting Adjustments 57  
Sale of subsidiary (21)  
Foreign currency translation adjustments 35  
Other 1  
Balance, end of the year 6,184  
Intangible Assets, Net (Excluding Goodwill) [Abstract]    
Finite-Lived Intangible Assets, Net 1,147 $ 1,647
QVC    
Goodwill [Roll Forward]    
Balance, beginning of the year 5,149  
Foreign currency translation adjustments 35  
Balance, end of the year 5,184  
zulily    
Goodwill [Roll Forward]    
Balance, beginning of the year 860  
Goodwill, Purchase Accounting Adjustments 57  
Balance, end of the year 917  
Corporate and Other    
Goodwill [Roll Forward]    
Balance, beginning of the year 103  
Sale of subsidiary (21)  
Other 1  
Balance, end of the year $ 83