Intangible Assets - Indefinite Life Intangible Assets (Details) - USD ($) |
12 Months Ended | ||
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Dec. 31, 2019 |
Dec. 31, 2018 |
Dec. 31, 2017 |
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| Acquired Indefinite-lived Intangible Assets [Line Items] | |||
| Impairment of intangible assets, indefinite-lived (excluding goodwill) | $ 0 | $ 0 | $ 0 |
| Trademarks | Pandora | |||
| Acquired Indefinite-lived Intangible Assets [Line Items] | |||
| Fair value of acquired trademarks | $ 331,000,000 | ||
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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 assets, excluding financial assets and goodwill, that lack physical substance, having a projected indefinite period of benefit, acquired at the acquisition date. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of impairment loss resulting from write-down of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit to fair value. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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