º¬Ð߲ݴ«Ã½

Annual report pursuant to Section 13 and 15(d)

Intangible Assets (Narrative) (Details)

v2.4.0.6
Intangible Assets (Narrative) (Details) (USD $)
In Millions, unless otherwise specified
 3 Months Ended 12 Months Ended
Dec. 31, 2012
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Dec. 31, 2012
Distribution Rights [Member]
Dec. 31, 2011
Distribution Rights [Member]
Dec. 31, 2012
Customer Relationships [Member]
Dec. 31, 2011
Customer Relationships [Member]
Dec. 31, 2012
Other [Member]
Dec. 31, 2011
Other [Member]
Dec. 11, 2012
TripAdvisor, Inc. [Member]
Finite-Lived Intangible Assets [Line Items] Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Goodwill, Impaired, Accumulated Impairment Loss $ 138 $ 138 Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life 9 years Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý
Business Acquisition, Purchase Price Allocation, Intangible Assets Not Amortizable Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý Ìý 1,800
Finite-Lived Intangible Assets, Gross 6,877 6,877 5,523 Ìý 2,326 2,305 3,608 2,618 943 600 Ìý
Finite-Lived Intangible Assets, Accumulated Amortization (3,760) (3,760) (3,314) Ìý (1,554) (1,391) (1,747) (1,535) (459) (388) Ìý
Finite-Lived Intangible Assets, Net 3,117 3,117 2,209 Ìý 772 914 1,861 1,083 484 212 Ìý
Amortization expense for intangible assets with finite useful lives Ìý $ 462 $ 490 $ 426 Ìý Ìý Ìý Ìý Ìý Ìý Ìý