Intangible Assets - Goodwill Rollforward (Details) $ in Millions |
9 Months Ended |
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Sep. 30, 2020
USD ($)
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| Goodwill | |
| Goodwill, Beginning Balance | $ 19,939 |
| Acquisitions | 17 |
| Goodwill, Ending Balance | 19,956 |
| Sirius XM Holdings | |
| Goodwill | |
| Goodwill, Beginning Balance | 15,803 |
| Acquisitions | 17 |
| Goodwill, Ending Balance | 15,820 |
| Formula 1 | |
| Goodwill | |
| Goodwill, Beginning Balance | 3,956 |
| Goodwill, Ending Balance | 3,956 |
| Other | |
| Goodwill | |
| Goodwill, Beginning Balance | 180 |
| Goodwill, Ending Balance | $ 180 |
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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/disclosureRef
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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://fasb.org/us-gaap/role/ref/legacyRef
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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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