Goodwill - Schedule of Goodwill (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022	Jan. 31, 2022
Goodwill [Roll Forward]
Beginning balance	$ 1,236	$ 1,071
Acquisitions		282
Dispositions		(117)
Purchase price adjustments	2
Ending balance	1,238	1,236
ASC
Goodwill [Roll Forward]
Beginning balance	817	652
Acquisitions		282
Dispositions		(117)
Purchase price adjustments	2
Ending balance	819	817
Accumulated impairment			$ 2,362
IMS
Goodwill [Roll Forward]
Beginning balance	419	419
Acquisitions		0
Dispositions		0
Purchase price adjustments	0
Ending balance	$ 419	$ 419
Accumulated impairment			$ 606

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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Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

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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.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Amount of divestiture 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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