v3.25.4
Debt - Narrative (Details)
₨ in Millions, $ in Millions
1 Months Ended 12 Months Ended
Apr. 30, 2023
USD ($)
Apr. 30, 2023
INR (₨)
Mar. 31, 2023
USD ($)
Jul. 31, 2022
INR (₨)
Dec. 31, 2025
USD ($)
Dec. 31, 2024
USD ($)
Dec. 31, 2023
USD ($)
Feb. 28, 2025
USD ($)
Sep. 30, 2024
USD ($)
May 31, 2024
USD ($)
Jul. 31, 2023
USD ($)
Jul. 31, 2023
INR (₨)
Debt Instrument [Line Items]                        
Interest paid on debt         $ 680 $ 571 $ 477          
Long-term debt, gross         19,149 18,420            
Commercial paper program         8,000              
Revolving Credit Facility                        
Debt Instrument [Line Items]                        
Credit facility         8,000              
Floating Rate March 2028 Notes | Senior Notes                        
Debt Instrument [Line Items]                        
Long-term debt, gross         $ 300 0            
Debt issued               $ 300        
Basis spread on variable rate         0.44%              
4.550% March 2028 Notes | Senior Notes                        
Debt Instrument [Line Items]                        
Long-term debt, gross         $ 450 0            
Debt instrument stated rate (percent)               4.55%        
Debt issued               $ 450        
March 2032 Notes | Senior Notes                        
Debt Instrument [Line Items]                        
Long-term debt, gross         500 0            
Debt instrument stated rate (percent)               4.95%        
Debt issued               $ 500        
Senior Notes Issued 2025 | Senior Notes                        
Debt Instrument [Line Items]                        
Proceeds from issuance of debt         $ 1,242              
Notes issued 2024, USD | Senior Notes                        
Debt Instrument [Line Items]                        
Proceeds from issuance of debt           3,960            
Debt issued           $ 4,000            
Senior Notes due May 2034 | Senior Notes                        
Debt Instrument [Line Items]                        
Debt issued                   $ 1,000    
Senior Notes due January 2028 | Senior Notes                        
Debt Instrument [Line Items]                        
Debt issued                 $ 750      
Senior Notes due January 2032 | Senior Notes                        
Debt Instrument [Line Items]                        
Debt issued                 1,150      
Senior Notes due January 2035 | Senior Notes                        
Debt Instrument [Line Items]                        
Debt issued                 $ 1,100      
4.875% Senior Notes due March 2028 | Senior Notes                        
Debt Instrument [Line Items]                        
Debt issued     $ 750                  
Senior Notes due March 2033 | Senior Notes                        
Debt Instrument [Line Items]                        
Debt issued     750                  
Notes Issued 2023, USD | Senior Notes                        
Debt Instrument [Line Items]                        
Proceeds from issuance of debt     $ 1,489                  
INR Term Loan                        
Debt Instrument [Line Items]                        
Proceeds from issuance of debt | ₨       ₨ 22,600                
April 2023 INR Term Loan                        
Debt Instrument [Line Items]                        
Proceeds from issuance of debt $ 61 ₨ 4,960                    
Short-term debt | ₨   ₨ 4,970                    
2023 INR Term Loan                        
Debt Instrument [Line Items]                        
Short-term debt                     $ 342 ₨ 28,100