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Goodwill (Tables) | 12 Months Ended
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Dec. 31, 2020
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Goodwill | Refer to the table below for our goodwill activity for the years ended December 31, 2020 and 2019.
| Sirius XM |  | Pandora |  | Total
Balance at December 31, 2018 | $ | 2,290 |  |  | $ | — |  |  | $ | 2,290 |
Acquisition | — |  |  | 1,553 |  |  | 1,553 |
Balance at December 31, 2019 | 2,290 |  |  | 1,553 |  |  | 3,843 |
Acquisition | — |  |  | 235 |  |  | 235 |
Impairment charge | — |  |  | (956) |  |  | (956) |
Balance at December 31, 2020 | $ | 2,290 |  |  | $ | 832 |  |  | $ | 3,122 |

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- Definition Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13854-109267 + Details
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