v3.26.1
Debt - Components of Debt (Details)
€ in Millions, $ in Millions
Mar. 31, 2026
USD ($)
Mar. 31, 2026
EUR (€)
Dec. 31, 2025
USD ($)
Dec. 31, 2025
EUR (€)
Debt Instrument [Line Items]        
Finance lease liabilities $ 35   $ 39  
Financing obligation 92   88  
Supplier financing obligation $ 11   $ 10  
Supplier Finance Program, Obligation, Statement of Financial Position [Extensible Enumeration] Less: Short-term and current maturities of long-term debt Less: Short-term and current maturities of long-term debt Less: Short-term and current maturities of long-term debt Less: Short-term and current maturities of long-term debt
Other $ 5   $ 9  
Total debt principal 4,183   4,182  
Less: Unamortized issue discounts (19)   (21)  
Less: Unamortized debt issuance costs (27)   (20)  
Less: Short-term and current maturities of long-term debt (37)   (42)  
Total long-term debt, net 4,100   4,099  
Senior Secured Tranche B-4 U.S. Dollar Term Loan Due October 2032 [Member]        
Debt Instrument [Line Items]        
Long-term debt 1,047   1,050  
Senior Secured Tranche B-3 Euro Term Loan Due August 2028 [Member]        
Debt Instrument [Line Items]        
Long-term debt 478 € 415 488 € 415
5.375% Senior Unsecured Notes Due May 2027 [Member]        
Debt Instrument [Line Items]        
Long-term debt 0   495  
5.750% Senior Unsecured Notes Due November 2028 [Member]        
Debt Instrument [Line Items]        
Long-term debt 595   783  
4.625% Senior Unsecured Notes Due November 2029 [Member]        
Debt Instrument [Line Items]        
Long-term debt 620   620  
8.000% Senior Unsecured Notes Due January 2033 [Member]        
Debt Instrument [Line Items]        
Long-term debt 600   600  
7.875% Senior Unsecured Notes Due March 2034 [Member]        
Debt Instrument [Line Items]        
Long-term debt $ 700   $ 0