Subsequent Events (Details) - USD ($) $ in Millions				3 Months Ended						9 Months Ended
	Nov. 07, 2023	Nov. 06, 2023	Oct. 12, 2023	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Sep. 30, 2023	Sep. 30, 2022
Subsequent Event [Line Items]
Acquisition of treasury stock				$ 55	$ 98	$ 71	$ 76	$ 19	$ 21
Restructuring expenses				$ 5			$ 11			$ 8	$ 19
Subsequent Event | Forecast
Subsequent Event [Line Items]
Restructuring expenses	$ 200
Restructuring and Related Cost, Number of Positions Eliminated, Period Percent	5.00%
Subsequent Event | Buyback Program 1
Subsequent Event [Line Items]
Authorized amount of share repurchases		$ 300
Acquisition of treasury stock		$ 26
Subsequent Event | Buyback Program 2
Subsequent Event [Line Items]
Authorized amount of share repurchases	$ 1,000
Subsequent Event | Hemisphere
Subsequent Event [Line Items]
Consideration			$ 175