Goodwill - Narrative (Details) |
12 Months Ended | |||||
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Dec. 31, 2021
USD ($)
reporting_unit
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Dec. 31, 2020
USD ($)
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Dec. 31, 2019
USD ($)
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Apr. 23, 2021
USD ($)
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Oct. 16, 2020
USD ($)
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Dec. 31, 2008
USD ($)
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| Business Acquisition [Line Items] | ||||||
| Number of reporting units | reporting_unit | 2 | |||||
| Goodwill | $ 3,151,000,000 | $ 3,122,000,000 | $ 3,843,000,000 | |||
| Goodwill, impairment loss | 0 | 956,000,000 | 0 | |||
| Accumulated impairment of goodwill since the merger | 5,722,000,000 | |||||
| Stitcher | ||||||
| Business Acquisition [Line Items] | ||||||
| Goodwill | $ 224,000,000 | |||||
| Goodwill, purchase accounting adjustments | 6,000,000 | |||||
| Series of Individually Immaterial Business Acquisitions | ||||||
| Business Acquisition [Line Items] | ||||||
| Goodwill | $ 23,000,000 | |||||
| Sirius XM | ||||||
| Business Acquisition [Line Items] | ||||||
| Goodwill | 2,290,000,000 | 2,290,000,000 | 2,290,000,000 | |||
| Goodwill, impairment loss | 0 | |||||
| Accumulated impairment of goodwill since the merger | $ 4,766,000,000 | |||||
| Pandora | ||||||
| Business Acquisition [Line Items] | ||||||
| Goodwill | $ 861,000,000 | 832,000,000 | $ 1,553,000,000 | |||
| Goodwill, impairment loss | $ 956,000,000 | |||||
| X | ||||||||||
- 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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| X | ||||||||||
- 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 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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| X | ||||||||||
- Definition Amount of loss from the write-down of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of increase (decrease) from adjustments after acquisition date under purchase accounting of an asset representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Number of reporting units tested for impairment of goodwill. A reporting unit is an operating segment or one level below an operating segment. No definition available.
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