Annual report pursuant to Section 13 and 15(d)

Acquisitions (Details)

v3.6.0.2
Acquisitions (Details)
$ / shares in Units, $ in Millions
 12 Months Ended
Oct. 02, 2015
USD ($)
$ / shares
Dec. 31, 2016
USD ($)
Dec. 31, 2015
USD ($)
Dec. 31, 2014
USD ($)
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract]        
Goodwill   $ 6,052 $ 6,112 $ 5,404
Business Acquisition, Pro Forma Information        
Pro Forma Revenue     10,907 11,700
Pro Forma Income (Loss) from Continuing Operations before Changes in Accounting and Extraordinary Items, Net of Tax     750 $ 419
Goodwill, Purchase Accounting Adjustments   57    
Finite-Lived Intangible Assets, Purchase Accounting Adjustments   (40)    
Indefinite-lived Intangible Assets, Purchase Accounting Adjustments   (50)    
Deferred Tax Liabilities Purchase Accounting Adjustments   (33)    
Business Acquisition, Amortization Adjustment Recognized During Measurement Period   3    
zulily        
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract]        
Cash and cash equivalents $ 341      
Property and equipment 105      
Other assets 46      
Goodwill 917      
Trademarks 870      
Intangible assets subject to amortization 790      
Accounts payable & Accrued liabilities (145)      
Other liabilities assumed (65)      
Deferred tax liabilities (607)      
Total 2,252      
Business Acquisition, Pro Forma Information        
Pro Forma Information, Earnings or Loss of Acquiree since Acquisition Date, Actual     $ 34  
Business Combination, Consideration Transferred $ 2,300      
Business Acquisition, Share Price | $ / shares $ 9.375      
Business Acquisition, Cost of Acquired Entity, Cash Paid $ 1,200      
Business Acquisition Equity Interests Issued or Issuable Number Of Shares Issued Per Shares Acquired 0.3098      
Goodwill, Purchase Accounting Adjustments   $ 57    
zulily | Customer Relationships        
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract]        
Intangible assets subject to amortization $ 490      
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life 4 years      
zulily | Email lists        
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract]        
Intangible assets subject to amortization $ 250      
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life 2 years      
zulily | Capitalized Software        
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Net [Abstract]        
Intangible assets subject to amortization $ 50      
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life 3 years