v3.26.1
Debt - Schedule of Carrying Value of Long-term Debt (Details)
€ in Millions, $ in Millions
Jun. 30, 2026
USD ($)
Jun. 30, 2026
EUR (€)
May 05, 2026
USD ($)
Nov. 12, 2025
EUR (€)
Jun. 30, 2025
USD ($)
Apr. 30, 2025
EUR (€)
Debt Instrument [Line Items]            
Debt issued     $ 1,500 € 1,500    
Finance lease obligations $ 44       $ 56  
Unamortized discounts and debt issuance costs (26)       (53)  
Total debt 13,877       13,982  
Less: current portion (15)       (141)  
Total long-term debt 13,862       13,841  
Interest rate swaps            
Debt Instrument [Line Items]            
Fair value hedge accounting adjustments (60)       (63)  
Term debt            
Debt Instrument [Line Items]            
Long-term debt 12,585       12,284  
Term debt | First Priority Senior Secured Notes, $1,525 million            
Debt Instrument [Line Items]            
Debt issued $ 1,525          
Interest rates 1.57% 1.57%        
Long-term debt $ 0       1,525  
Term debt | U.S. dollar notes, $600 million            
Debt Instrument [Line Items]            
Debt issued $ 600          
Interest rates 3.63% 3.63%        
Long-term debt $ 0       600  
Term debt | First Priority Senior Secured Notes, $750 million            
Debt Instrument [Line Items]            
Debt issued $ 750          
Interest rates 4.88% 4.88%        
Long-term debt $ 0       750  
Term debt | U.S. dollar notes, $300 million            
Debt Instrument [Line Items]            
Debt issued $ 300          
Interest rates 3.10% 3.10%        
Long-term debt $ 300       300  
Term debt | U.S. dollar notes, $400 million            
Debt Instrument [Line Items]            
Debt issued $ 400          
Interest rates 1.65% 1.65%        
Long-term debt $ 400       400  
Term debt | Euro bonds, €375 million            
Debt Instrument [Line Items]            
Debt issued | €   € 375       € 375
Interest rates 1.50% 1.50%        
Long-term debt $ 429       439  
Term debt | Euro bonds, €500 million            
Debt Instrument [Line Items]            
Debt issued | €   € 500        
Interest rates 1.13% 1.13%        
Long-term debt $ 571       585  
Term debt | U.S. dollar notes, $725 million            
Debt Instrument [Line Items]            
Debt issued $ 725          
Interest rates 4.80% 4.80%        
Long-term debt $ 725       725  
Term debt | U.S. dollar notes, $500 million            
Debt Instrument [Line Items]            
Debt issued $ 500          
Interest rates 5.50% 5.50%        
Long-term debt $ 500       500  
Term debt | U.S. dollar notes, $500 million            
Debt Instrument [Line Items]            
Debt issued $ 500          
Interest rates 4.50% 4.50%        
Long-term debt $ 500       500  
Term debt | U.S. dollar notes, $750 million            
Debt Instrument [Line Items]            
Debt issued $ 750   $ 750      
Interest rates 4.25% 4.25% 4.25%      
Long-term debt $ 750       0  
Term debt | U.S. dollar notes, $500 million            
Debt Instrument [Line Items]            
Debt issued $ 500          
Interest rates 5.45% 5.45%        
Long-term debt $ 500       500  
Term debt | Euro notes, €750 million            
Debt Instrument [Line Items]            
Debt issued | €   € 750   € 750    
Interest rates 3.20% 3.20%   3.20%    
Long-term debt $ 857       0  
Term debt | U.S. dollar notes, $725 million            
Debt Instrument [Line Items]            
Debt issued $ 725          
Interest rates 5.10% 5.10%        
Long-term debt $ 725       725  
Term debt | U.S. dollar notes, $500 million            
Debt Instrument [Line Items]            
Debt issued $ 500          
Interest rates 2.63% 2.63%        
Long-term debt $ 500       500  
Term debt | U.S. dollar notes, $800 million            
Debt Instrument [Line Items]            
Debt issued $ 800          
Interest rates 2.69% 2.69%        
Long-term debt $ 800       800  
Term debt | U.S. dollar notes, $800 million            
Debt Instrument [Line Items]            
Debt issued $ 800          
Interest rates 5.80% 5.80%        
Long-term debt $ 800       800  
Term debt | Euro notes, €500 million            
Debt Instrument [Line Items]            
Debt issued | €   € 500        
Interest rates 3.95% 3.95%        
Long-term debt $ 571       585  
Term debt | Euro notes, €750 million            
Debt Instrument [Line Items]            
Debt issued | €   € 750   € 750    
Interest rates 3.75% 3.75%   3.75%    
Long-term debt $ 857       0  
Term debt | U.S. dollar notes, $500 million            
Debt Instrument [Line Items]            
Debt issued $ 500          
Interest rates 5.63% 5.63%        
Long-term debt $ 500       500  
Term debt | U.S. dollar notes, $800 million            
Debt Instrument [Line Items]            
Debt issued $ 800          
Interest rates 5.65% 5.65%        
Long-term debt $ 800       800  
Term debt | U.S. dollar notes, $750 million            
Debt Instrument [Line Items]            
Debt issued $ 750          
Interest rates 5.50% 5.50%        
Long-term debt $ 750       750  
Term debt | U.S. dollar notes, $750 million            
Debt Instrument [Line Items]            
Debt issued $ 750   $ 750      
Interest rates 5.13% 5.13% 5.125%      
Long-term debt $ 750       0  
Bank loans            
Debt Instrument [Line Items]            
Long-term debt 11       23  
Commercial paper            
Debt Instrument [Line Items]            
Long-term debt 1,294       1,702  
Other loans            
Debt Instrument [Line Items]            
Long-term debt $ 29       $ 33