v3.26.1
Debt - Outstanding Debt (Details) - USD ($)
$ in Millions
Jun. 30, 2026
May 15, 2026
Dec. 31, 2025
Long-Term Debt      
Unamortized debt discount and issuance costs $ (65)   $ (9)
Total carrying value of long-term debt 5,435   1,491
Short-Term Debt      
Commercial paper 2,100   0
Unamortized debt discount (18)   0
Total carrying value of short-term debt 2,082   0
Senior Notes      
Long-Term Debt      
Total senior notes $ 5,500   1,500
Unamortized debt discount and issuance costs   $ (57)  
Senior Notes | 1.40% notes due September 2030      
Debt Instrument [Line Items]      
Contractual interest rate, notes (percent) 1.40%    
Long-Term Debt      
Effective interest rate (percent) 1.53%    
Total senior notes $ 1,500   1,500
Senior Notes | 4.25% notes due May 2028      
Debt Instrument [Line Items]      
Contractual interest rate, notes (percent) 4.25%    
Long-Term Debt      
Effective interest rate (percent) 4.68%    
Total senior notes $ 750   0
Senior Notes | 4.70% notes due August 2031      
Debt Instrument [Line Items]      
Contractual interest rate, notes (percent) 4.70%    
Long-Term Debt      
Effective interest rate (percent) 5.00%    
Total senior notes $ 600   0
Senior Notes | 5.05% notes due May 2033      
Debt Instrument [Line Items]      
Contractual interest rate, notes (percent) 5.05%    
Long-Term Debt      
Effective interest rate (percent) 5.36%    
Total senior notes $ 650   0
Senior Notes | 5.40% notes due May 2036      
Debt Instrument [Line Items]      
Contractual interest rate, notes (percent) 5.40%    
Long-Term Debt      
Effective interest rate (percent) 5.68%    
Total senior notes $ 1,250   0
Senior Notes | 6.30% notes due May 2056      
Debt Instrument [Line Items]      
Contractual interest rate, notes (percent) 6.30%    
Long-Term Debt      
Effective interest rate (percent) 6.57%    
Total senior notes $ 750   $ 0