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v3.19.1

Acquisition (Details) $ in Millions |  | 3 Months Ended |  |
--- | --- | --- | --- | ---
Feb. 01, 2019 USD ($) | Mar. 31, 2019 USD ($) | Mar. 31, 2018 USD ($) | Feb. 14, 2019 | Dec. 31, 2018 USD ($)
Business Acquisition [Line Items] |  |  |  |  |
Cash received from Pandora Acquisition |  | $ 313 | $ 0 |  |
Goodwill |  | 3,831 |  |  | $ 2,290
Pandora |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Consideration of common stock and replacement equity awards for pre-combination service | $ 2,355 |  |  |  |
Purchase price | $ 2,879 |  |  |  |
Exchange ratio (in shares per share) | 1.44 |  |  |  |
Sirius XM’s Pandora preferred stock investment (related party fair value instrument) canceled | $ 524 |  |  |  |
Cash received from Pandora Acquisition | 313 |  |  |  |
Goodwill | $ 1,541 |  |  |  |
Finite-lived intangible assets |  | 776 |  |  |
Gross operating loss carryforwards |  | $ 1,199 |  |  |
Customer Relationships | Pandora |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Weighted Average Useful Lives |  | 8 years |  |  |
Software and technology | Pandora |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Weighted Average Useful Lives |  | 5 years |  |  |
Senior Notes | 1.75% Senior Notes Due 2020 |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Stated interest rate (as a percent) |  | 1.75% |  |  |
Senior Notes | 1.75% Senior Notes Due 2020 | Pandora |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Stated interest rate (as a percent) |  | 1.75% |  | 1.75% |
Senior Notes | 1.75% Senior Notes Due 2023 |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Stated interest rate (as a percent) |  | 1.75% |  |  |
Trademarks | Pandora |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Fair value of acquired trademarks |  | $ 331 |  |  |

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