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Basis of Presentation Basis of Presentation (Details) (USD $)
In Millions, unless otherwise specified |
3 Months Ended | ||
|---|---|---|---|
|
Mar. 31, 2014
|
Mar. 31, 2013
|
Dec. 31, 2013
|
|
| Schedule of Equity Method Investments [Line Items] | Ìý | Ìý | Ìý |
| Related Party Transaction, Amounts of Transaction | $ 3 | $ 4 | Ìý |
| Long-term Debt | 7,591 | Ìý | 7,384 |
|
TripAdvisor, Inc.
|
Ìý | Ìý | Ìý |
| Schedule of Equity Method Investments [Line Items] | Ìý | Ìý | Ìý |
| Ownership Interest In Investee | 22.00% | Ìý | Ìý |
| Business Acquisition, Percentage of Voting Interests Acquired | 57.00% | Ìý | Ìý |
|
Interactive Group
|
Ìý | Ìý | Ìý |
| Schedule of Equity Method Investments [Line Items] | Ìý | Ìý | Ìý |
| Long-term Debt | 5,287 | Ìý | 5,083 |
|
Interactive Group | HSN, Inc.
|
Ìý | Ìý | Ìý |
| Schedule of Equity Method Investments [Line Items] | Ìý | Ìý | Ìý |
| Equity Method Investment, Ownership Percentage | 38.00% | Ìý | Ìý |
|
Corporate and Other | Trip Holdings
|
Ìý | Ìý | Ìý |
| Schedule of Equity Method Investments [Line Items] | Ìý | Ìý | Ìý |
| Long-term Debt | $ 350 | Ìý | Ìý |
| X | ||||||||||
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- Definition
Ownership interest in investee No definition available.
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| X | ||||||||||
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- Definition
Percentage of voting equity interests acquired at the acquisition date in the business combination. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of transactions with related party during the financial reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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