Divestiture Activity (Details) - USD ($) $ in Millions		12 Months Ended
	Aug. 31, 2020	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Mar. 31, 2022
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
(Gain) loss from sale of businesses, net		$ 136	$ 4	$ (9)
Discontinued Operations, Disposed of by Means Other than Sale | Learning and Development
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
(Gain) loss from sale of businesses, net	$ (8)
CH&S | Discontinued Operations, Disposed of by Sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Sale of business, consideration received					$ 593
(Gain) loss from sale of businesses, net		$ (136)