Goodwill and Intangible Assets - Goodwill Rollforward (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Changes in the carrying amount of goodwill
Balance of Goodwill at beginning of period		$ 1,813	$ 1,840	$ 1,951
Divestiture related adjustments				(3)
Reclassified as held for sale				(18)
Impairment		(445)
Translation effects		105	(27)	(90)
Balance of Goodwill at end of the period	$ 1,473	1,473	1,813	1,840
Europe
Changes in the carrying amount of goodwill
Balance of Goodwill at beginning of period		818	866	933
Translation effects		30	(48)	(67)
Balance of Goodwill at end of the period	848	848	818	866
Americas
Changes in the carrying amount of goodwill
Balance of Goodwill at beginning of period		995	974	1,018
Divestiture related adjustments				(3)
Reclassified as held for sale				(18)
Impairment		(445)
Translation effects		75	21	(23)
Balance of Goodwill at end of the period	625	$ 625	$ 995	$ 974
North America
Changes in the carrying amount of goodwill
Impairment	$ (445)