v3.25.4
Debt (Details)
$ / shares in Units, € in Millions, $ in Millions
12 Months Ended
Dec. 31, 2025
USD ($)
agreement
$ / shares
Dec. 31, 2025
EUR (€)
Sep. 30, 2025
USD ($)
Dec. 31, 2024
USD ($)
Dec. 31, 2024
EUR (€)
Debt Instrument          
Total long-term debt $ 4,903     $ 4,859  
Less amounts due within one year 66     306  
Long-term debt 4,837     4,553  
Original Agreement          
Debt Instrument          
Maximum Borrowing Capacity     $ 2,700    
Secured Credit Agreement          
Debt Instrument          
Unused Credit $ 1,240        
Number of financial maintenance covenants | agreement 1        
Additional default interest rate per annum applied to all obligations owed under the Agreement 2.00%        
Secured Credit Agreement | Minimum          
Debt Instrument          
Interest rate margin, Term SOFR and Euro currency rate loans 1.00% 1.00%      
Interest rate margin, Base Rate loans (as a percent) 0.00%        
Facility fee payable (as a percent) 0.20%        
Secured Credit Agreement | Maximum          
Debt Instrument          
Interest rate margin, Term SOFR and Euro currency rate loans 1.75% 1.75%      
Interest rate margin, Base Rate loans (as a percent) 0.75%        
Leverage Ratio 2.5        
Facility fee payable (as a percent) 0.35%        
Term Loans A          
Debt Instrument          
Total long-term debt $ 799     1,338  
Term Loans B          
Debt Instrument          
Total long-term debt $ 643        
Interest rate margin, Term SOFR rate loans 3.00% 3.00%      
Maximum Borrowing Capacity $ 650        
Term Loans A          
Debt Instrument          
Total long-term debt 799        
Maximum Borrowing Capacity $ 800        
Senior Notes, 5.375% due 2025          
Debt Instrument          
Total long-term debt       17  
Interest rate, stated percentage 5.375% 5.375%      
2.875%, due 2025 ( €176 million at December 31, 2024)          
Debt Instrument          
Total long-term debt       183 € 176
Interest rate, stated percentage 2.875% 2.875%      
Senior Notes 6.625%, due 2027          
Debt Instrument          
Total long-term debt $ 610     609  
Interest rate, stated percentage 6.625% 6.625%      
Fair values of fixed rate debt obligations          
Principal Amount $ 612        
Indicated Market Price (in dollars per share) | $ / shares $ 100.16        
Fair Value $ 613        
Senior Notes 6.250%, due 2028 (€600 million)          
Debt Instrument          
Total long-term debt $ 700 € 600   619 600
Interest rate, stated percentage 6.25% 6.25%      
Fair values of fixed rate debt obligations          
Principal Amount $ 704        
Indicated Market Price (in dollars per share) | $ / shares $ 103        
Fair Value $ 725        
Senior Notes 5.250%, due 2029 (€500 million)          
Debt Instrument          
Total long-term debt $ 581 € 500   514 € 500
Interest rate, stated percentage 5.25% 5.25%      
Fair values of fixed rate debt obligations          
Principal Amount $ 587        
Indicated Market Price (in dollars per share) | $ / shares $ 103.21        
Fair Value $ 606        
Senior Notes 4.750%, due 2030          
Debt Instrument          
Total long-term debt $ 397     397  
Interest rate, stated percentage 4.75% 4.75%      
Fair values of fixed rate debt obligations          
Principal Amount $ 400        
Indicated Market Price (in dollars per share) | $ / shares $ 96.86        
Fair Value $ 387        
Senior Notes 7.250% due 2031          
Debt Instrument          
Total long-term debt $ 684     683  
Interest rate, stated percentage 7.25% 7.25%      
Fair values of fixed rate debt obligations          
Principal Amount $ 690        
Indicated Market Price (in dollars per share) | $ / shares $ 102.2        
Fair Value $ 705        
Senior Notes 7.375% due 2032          
Debt Instrument          
Total long-term debt $ 297     296  
Interest rate, stated percentage 7.375% 7.375%      
Fair values of fixed rate debt obligations          
Principal Amount $ 300        
Indicated Market Price (in dollars per share) | $ / shares $ 101.47        
Fair Value $ 304        
Finance leases          
Debt Instrument          
Total long-term debt 174     195  
Other debt          
Debt Instrument          
Total long-term debt 18     $ 8  
Multicurrency Revolving Credit Facility          
Debt Instrument          
Maximum Borrowing Capacity $ 1,250        
Weighted average interest rate (as a percent) 5.66% 5.66%