Annual report pursuant to Section 13 and 15(d)

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

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Intangible Assets (Changes In The Carrying Amount Of Goodwill) (Details) (USD $)
In Millions, unless otherwise specified
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Goodwill [Roll Forward]    
Balance, beginning of the year $ 9,556 $ 5,978
Goodwill, Acquired During Period 35 3,689
Goodwill, Translation Adjustments (34) (26)
Other   (3)
Balance, ending of the year 9,332 9,556
Goodwill, Impairment Loss (5) (82)
Goodwill, Purchase Accounting Adjustments (220)  
QVC [Member]
    
Goodwill [Roll Forward]    
Balance, beginning of the year 5,349 5,354
Goodwill, Acquired During Period 0 21
Goodwill, Translation Adjustments (37) (26)
Other   0
Balance, ending of the year 5,312 5,349
Goodwill, Impairment Loss 0 0
Goodwill, Purchase Accounting Adjustments 0  
E-commerce [Member]
    
Goodwill [Roll Forward]    
Balance, beginning of the year 558 624
Goodwill, Acquired During Period 7 19
Goodwill, Translation Adjustments 0 0
Other   (3)
Balance, ending of the year 560 558
Goodwill, Impairment Loss (5) (82)
Goodwill, Purchase Accounting Adjustments 0  
TripAdvisor, Inc. [Member]
    
Goodwill [Roll Forward]    
Balance, beginning of the year 3,649 0
Goodwill, Acquired During Period 28 3,649
Goodwill, Translation Adjustments 3 0
Balance, ending of the year 3,460 3,649
Goodwill, Impairment Loss 0 0
Goodwill, Purchase Accounting Adjustments $ (220)