Goodwill and Other Intangible Assets (Goodwill Rollforward) (Details) - USD ($) $ in Millions |
12 Months Ended | ||
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Apr. 18, 2016 |
Dec. 31, 2017 |
Dec. 31, 2016 |
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Goodwill [Roll Forward] | |||
Goodwill, Beginning Balance | $ 14,345 | $ 14,345 | |
Acquisitions | 4,038 | ||
Other | |||
Goodwill, Ending Balance | 18,383 | 14,345 | |
Business acquisition | |||
Purchase Price | 1,647 | ||
SIRIUS XM | |||
Goodwill [Roll Forward] | |||
Goodwill, Beginning Balance | 14,165 | 14,165 | |
Acquisitions | 82 | ||
Other | |||
Goodwill, Ending Balance | 14,247 | 14,165 | |
Formula 1 | |||
Goodwill [Roll Forward] | |||
Acquisitions | 3,956 | ||
Goodwill, Ending Balance | 3,956 | ||
Corporate And Other | |||
Goodwill [Roll Forward] | |||
Goodwill, Beginning Balance | 180 | 180 | |
Other | |||
Goodwill, Ending Balance | $ 180 | $ 180 | |
Automatic Labs Inc. | SIRIUS XM | |||
Goodwill [Roll Forward] | |||
Acquisitions | $ 82 | ||
Business acquisition | |||
Purchase Price | $ 108 |
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- References No definition available.
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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 increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of increase (decrease), classified as other, of an asset representing the 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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- Definition The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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