Financing Arrangements and Derivative Financial Instruments - Long Term Debt and Finance Leases, Net of Unamortized Discounts, and Interest Rates (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Jul. 03, 2025	Jun. 30, 2025	Jun. 03, 2025	Feb. 19, 2025
Long-term Debt and Lease Obligation [Abstract]
Long-term debt, before deferred financing fees	$ 5,457	$ 6,994
Unamortized deferred financing fees	(26)	(31)
Total long term debt excluding capital leases	5,431	6,963
Finance lease obligations	261	261
Long-term debt and capital leases	5,692	7,224
Less portion due within one year	(364)	(832)
Long-term debt and capital leases, excluding current maturities	$ 5,328	6,392
Interest Rate	7.06%
Non-cash financing additions	$ 2	2
Other foreign and domestic debt
Long-term Debt and Lease Obligation [Abstract]
Long-term debt, before deferred financing fees	424	480
Less portion due within one year	$ (116)	$ (251)
Interest Rate	8.32%	7.39%
9.5% due 2025
Long-term Debt and Lease Obligation [Abstract]
Interest rate	9.50%	9.50%
Less portion due within one year	$ 0	$ (500)
9.5% due 2025 | Senior Notes
Long-term Debt and Lease Obligation [Abstract]
Interest rate	9.50%	9.50%				9.50%
Long-term debt, before deferred financing fees	$ 0	$ 500
5% due 2026 | Senior Notes
Long-term Debt and Lease Obligation [Abstract]
Interest rate	5.00%	5.00%	5.00%	5.00%
Long-term debt, before deferred financing fees	$ 0	$ 900
4.875% due 2027 | Senior Notes
Long-term Debt and Lease Obligation [Abstract]
Interest rate	4.875%	4.875%
Long-term debt, before deferred financing fees	$ 700	$ 700
7.625% due 2027 | Senior Notes
Long-term Debt and Lease Obligation [Abstract]
Interest rate	7.625%	7.625%
Long-term debt, before deferred financing fees	$ 121	$ 124
7% due 2028 | Senior Notes
Long-term Debt and Lease Obligation [Abstract]
Interest rate	7.00%	7.00%
Long-term debt, before deferred financing fees	$ 150	$ 150
2.75% Euro Notes due 2028 | Senior Notes
Long-term Debt and Lease Obligation [Abstract]
Interest rate	2.75%
2.75% Euro Notes due 2028 | Euro Notes
Long-term Debt and Lease Obligation [Abstract]
Interest rate	2.75%	2.75%
Long-term debt, before deferred financing fees	$ 470	$ 416
5% due 2029 | Senior Notes
Long-term Debt and Lease Obligation [Abstract]
Interest rate	5.00%	5.00%
Long-term debt, before deferred financing fees	$ 850	$ 850
6.625% due 2030 | Senior Notes
Long-term Debt and Lease Obligation [Abstract]
Interest rate	6.625%	6.625%			6.625%
Long-term debt, before deferred financing fees	$ 500	$ 0
5.25% due April 2031 | Senior Notes
Long-term Debt and Lease Obligation [Abstract]
Interest rate	5.25%	5.25%
Long-term debt, before deferred financing fees	$ 550	$ 550
5.25% due July 2031 | Senior Notes
Long-term Debt and Lease Obligation [Abstract]
Interest rate	5.25%	5.25%
Long-term debt, before deferred financing fees	$ 600	$ 600
5.625% due 2033 | Senior Notes
Long-term Debt and Lease Obligation [Abstract]
Interest rate	5.625%	5.625%
Long-term debt, before deferred financing fees	$ 450	$ 450
First lien revolving credit facility due 2030 | Revolving Credit Facility | Line of Credit
Long-term Debt and Lease Obligation [Abstract]
Long-term debt, before deferred financing fees	$ 0	$ 700
Interest Rate	0.00%	5.86%
European revolving credit facility due 2028 | Revolving Credit Facility | Line of Credit
Long-term Debt and Lease Obligation [Abstract]
Long-term debt, before deferred financing fees	$ 0	$ 0
Interest Rate	0.00%	0.00%
Pan-European accounts receivable facility | Line of Credit
Long-term Debt and Lease Obligation [Abstract]
Long-term debt, before deferred financing fees	$ 292	$ 227
Interest Rate	3.86%	4.83%
Mexican credit facility | Line of Credit
Long-term Debt and Lease Obligation [Abstract]
Long-term debt, before deferred financing fees	$ 200	$ 200
Interest Rate	5.99%	7.36%
Chinese credit facilities
Long-term Debt and Lease Obligation [Abstract]
Less portion due within one year	$ (102)	$ (66)
Chinese credit facilities | Line of Credit
Long-term Debt and Lease Obligation [Abstract]
Long-term debt, before deferred financing fees	$ 150	$ 147
Interest Rate	1.69%	2.50%