Intangible Assets (Changes In The Carrying Amount Of Goodwill) (Details) $ in Millions |
9 Months Ended |
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Sep. 30, 2017
USD ($)
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| Goodwill [Roll Forward] | Ìý |
| Balance, beginning of the year | $ 6,052 |
| Foreign currency translation adjustments | 71 |
| Balance, end of the year | 6,123 |
| QVC | Ìý |
| Goodwill [Roll Forward] | Ìý |
| Balance, beginning of the year | 5,110 |
| Foreign currency translation adjustments | 71 |
| Balance, end of the year | 5,181 |
| zulily | Ìý |
| Goodwill [Roll Forward] | Ìý |
| Balance, beginning of the year | 917 |
| Balance, end of the year | 917 |
| Corporate and Other | Ìý |
| Goodwill [Roll Forward] | Ìý |
| Balance, beginning of the year | 25 |
| Balance, end of the year | $ 25 |
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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available.
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