v3.25.4
Debt - Schedule of Debt (Details) - USD ($)
$ in Millions
Dec. 31, 2025
Dec. 31, 2024
SHORT-TERM DEBT    
Short-term debt $ 563 $ 407
LONG-TERM DEBT    
Senior notes, net of unamortized discounts and debt issuance costs 9,118 7,141
Noncurrent portion of other long-term debt 1,578 70
Total long-term debt 10,696 7,211
Total debt $ 11,259 7,618
Commercial paper notes    
SHORT-TERM DEBT    
Weighted average interest rate, short-term (as a percent) 3.90%  
LONG-TERM DEBT    
Long-term debt $ 416 0
Senior Notes    
LONG-TERM DEBT    
Unamortized discounts and debt issuance costs (65) (42)
Senior notes, net of unamortized discounts and debt issuance costs 9,118 7,141
Debt instrument face value 9,200 7,200
Senior Notes | Level 2    
LONG-TERM DEBT    
Debt instrument fair value $ 9,000 $ 6,700
Senior Notes | 4.65% senior notes due October 2025    
SHORT-TERM DEBT    
Debt instrument, interest rate (as a percent) 4.65% 4.65%
LONG-TERM DEBT    
Long-term debt, before deducting unamortized discounts and debt issuance costs $ 0 $ 1,000
Senior Notes | 4.50% senior notes due December 2026    
SHORT-TERM DEBT    
Debt instrument, interest rate (as a percent) 4.50%  
LONG-TERM DEBT    
Long-term debt, before deducting unamortized discounts and debt issuance costs $ 750 750
Senior Notes | 3.55% senior notes due December 2029    
SHORT-TERM DEBT    
Debt instrument, interest rate (as a percent) 3.55%  
LONG-TERM DEBT    
Long-term debt, before deducting unamortized discounts and debt issuance costs $ 1,000 1,000
Senior Notes | 3.80% senior notes due September 2030    
SHORT-TERM DEBT    
Debt instrument, interest rate (as a percent) 3.80%  
LONG-TERM DEBT    
Long-term debt, before deducting unamortized discounts and debt issuance costs $ 750 750
Senior Notes | 4.70% senior notes due January 2031    
SHORT-TERM DEBT    
Debt instrument, interest rate (as a percent) 4.70%  
LONG-TERM DEBT    
Long-term debt, before deducting unamortized discounts and debt issuance costs $ 1,000 0
Senior Notes | 5.70% senior notes issued at 99.953% of face value    
SHORT-TERM DEBT    
Debt instrument, interest rate (as a percent) 5.70%  
LONG-TERM DEBT    
Long-term debt, before deducting unamortized discounts and debt issuance costs $ 650 650
Debt instrument face value $ 650  
Senior Notes | 5.95% senior notes issued at 99.761% of face value    
SHORT-TERM DEBT    
Debt instrument, interest rate (as a percent) 5.95%  
LONG-TERM DEBT    
Long-term debt, before deducting unamortized discounts and debt issuance costs $ 1,000 0
Debt instrument face value $ 1,000  
Senior Notes | 5.60% senior notes due January 2036    
SHORT-TERM DEBT    
Debt instrument, interest rate (as a percent) 5.60%  
LONG-TERM DEBT    
Long-term debt, before deducting unamortized discounts and debt issuance costs $ 1,000 0
Senior Notes | 6.70% senior notes due May 2036    
SHORT-TERM DEBT    
Debt instrument, interest rate (as a percent) 6.70%  
LONG-TERM DEBT    
Long-term debt, before deducting unamortized discounts and debt issuance costs $ 250 250
Senior Notes | 6.65% senior notes due January 2037    
SHORT-TERM DEBT    
Debt instrument, interest rate (as a percent) 6.65%  
LONG-TERM DEBT    
Long-term debt, before deducting unamortized discounts and debt issuance costs $ 600 600
Senior Notes | 5.15% senior notes due June 2042    
SHORT-TERM DEBT    
Debt instrument, interest rate (as a percent) 5.15%  
LONG-TERM DEBT    
Long-term debt, before deducting unamortized discounts and debt issuance costs $ 499 499
Senior Notes | 4.30% senior notes due January 2043    
SHORT-TERM DEBT    
Debt instrument, interest rate (as a percent) 4.30%  
LONG-TERM DEBT    
Long-term debt, before deducting unamortized discounts and debt issuance costs $ 348 348
Senior Notes | 4.70% senior notes due June 2044    
SHORT-TERM DEBT    
Debt instrument, interest rate (as a percent) 4.70%  
LONG-TERM DEBT    
Long-term debt, before deducting unamortized discounts and debt issuance costs $ 687 687
Senior Notes | 4.90% senior notes due February 2045    
SHORT-TERM DEBT    
Debt instrument, interest rate (as a percent) 4.90%  
LONG-TERM DEBT    
Long-term debt, before deducting unamortized discounts and debt issuance costs $ 649 649
Term Loan    
SHORT-TERM DEBT    
Weighted average interest rate, short-term (as a percent) 5.00%  
LONG-TERM DEBT    
Noncurrent portion of other long-term debt $ 1,099 0
Debt issuance costs 1  
Other    
LONG-TERM DEBT    
Noncurrent portion of other long-term debt 63 70
Line of Credit | Commercial paper notes    
SHORT-TERM DEBT    
Short-term notes and borrowings $ 554 $ 393
Weighted average interest rate, short-term (as a percent) 3.90% 4.60%
Other    
SHORT-TERM DEBT    
Short-term debt $ 9 $ 14