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Goodwill - Rollforward (Details) - USD ($) $ in Millions	12 Months Ended
Goodwill - Rollforward (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Goodwill [Roll Forward]
Goodwill, beginning balance	$ 3,151	$ 3,122
Acquisition	98	29
Goodwill, ending balance	3,249	3,151
Sirius XM
Goodwill [Roll Forward]
Goodwill, beginning balance	2,290	2,290
Acquisition	0	0
Goodwill, ending balance	2,290	2,290
Pandora and Off-platform
Goodwill [Roll Forward]
Goodwill, beginning balance	861	832
Acquisition	98	29
Goodwill, ending balance	$ 959	$ 861

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.

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