Goodwill and Other Intangible Assets (Narrative) (Details) - USD ($) $ in Millions |
12 Months Ended | |||
|---|---|---|---|---|
Dec. 31, 2018 |
Dec. 31, 2017 |
Dec. 31, 2016 |
Dec. 29, 2017 |
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| Finite-Lived Intangible Assets [Line Items] | Ìý | Ìý | Ìý | Ìý |
| Weighted average useful life at time of acquisition | 9 years | Ìý | Ìý | Ìý |
| Amortization of Intangible Assets | $ 426 | $ 549 | $ 703 | Ìý |
| Goodwill, Impaired, Accumulated Impairment Loss | $ 0 | Ìý | Ìý | Ìý |
| HSN, Inc. | Ìý | Ìý | Ìý | Ìý |
| Finite-Lived Intangible Assets [Line Items] | Ìý | Ìý | Ìý | Ìý |
| Business Acquisition, Percentage of Voting Interests Acquired | Ìý | Ìý | Ìý | 62.00% |
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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Percentage of voting equity interests acquired at the acquisition date in the business combination. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. No definition available.
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition Amount of accumulated impairment loss for 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/disclosureRef
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- Details
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