Debt - Long term debt (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2024	Mar. 31, 2024	Mar. 14, 2024	Feb. 14, 2024	Dec. 31, 2023
Long-term debt
Finance lease obligations	$ 7				$ 10
Balance sheet location for finance lease liabilities	Short-term debt and current portion of long-term debt, Long-term debt excluding current maturities				Short-term debt and current portion of long-term debt, Long-term debt excluding current maturities
Other (including debt issuance costs)	$ (44)				$ (60)
Long-term debt, Total	5,545				8,360
Less: Current portion	(192)				(856)
Long-term debt excluding current maturities	$ 5,353				7,504
Senior Notes 0.875%, euro denominated, due March 2024
Long-term debt
Long-term debt					$ 828
Interest rate (as a percent)	0.875%	0.875%			0.875%
Senior Notes 5.25% due July 2025
Long-term debt
Long-term debt	$ 189				$ 1,000
Interest rate (as a percent)	5.25%		5.25%	5.25%	5.25%
Senior Notes 4.875% due March 2026
Long-term debt
Long-term debt	$ 256				$ 750
Interest rate (as a percent)	4.875%		4.875%	4.875%	4.875%
Senior Notes 1.50%, euro denominated, due March 2027
Long-term debt
Long-term debt	$ 612				$ 607
Interest rate (as a percent)	1.50%				1.50%
6.875% due March 2028
Long-term debt
Long-term debt	$ 750				$ 750
Interest rate (as a percent)	6.875%				6.875%
Senior Notes 6.00% due June 2029
Long-term debt
Long-term debt	$ 1,000				$ 1,000
Interest rate (as a percent)	6.00%				6.00%
Senior Notes 2.875% due August 2030
Long-term debt
Long-term debt	$ 1,300				$ 1,300
Interest rate (as a percent)	2.875%				2.875%
Senior Notes 3.125% due September 2031
Long-term debt
Long-term debt	$ 850				$ 850
Interest rate (as a percent)	3.125%				3.125%
Term A Loan Due June 2027
Long-term debt
Long-term debt	$ 625				$ 1,325
Variable interest rate (as a percent)	5.95%