v3.25.4
Financial Instruments - Long-Term Debt (Details) - USD ($)
$ in Millions
Dec. 31, 2025
Dec. 31, 2024
Debt Instrument [Line Items]    
Net unamortized discounts, premiums and debt issuance costs $ (3) $ (12)
Total long-term debt, carried at historical proceeds, as adjusted 61,641 57,405
Current portion of long-term debt, carried at historical proceeds, as adjusted (not included above (3.9% for 2025 and 2024)) $ 2,997 3,747
Unsecured Debt [Member]    
Debt Instrument [Line Items]    
Interest rate, percentage 3.90%  
Total long-term debt, principal amount [1] $ 61,293 57,147
Net fair value adjustments related to hedging and purchase accounting 834 [1] 701
Net unamortized discounts, premiums and debt issuance costs [1] (486) (444)
Total long-term debt, carried at historical proceeds, as adjusted [1] 61,641 57,405
Current portion of long-term debt, carried at historical proceeds, as adjusted (not included above (3.9% for 2025 and 2024)) [1] 2,997 $ 3,747
Unsecured Debt [Member] | Senior Unsecured Debt, Due 2026 [Member]    
Debt Instrument [Line Items]    
Interest rate, percentage   3.70%
Total long-term debt, principal amount [1],[2] $ 0 $ 6,000
Unsecured Debt [Member] | Senior Unsecured Debt, Due 2027 [Member]    
Debt Instrument [Line Items]    
Interest rate, percentage 2.90% 2.20%
Total long-term debt, principal amount [1] $ 2,081 $ 980
Unsecured Debt [Member] | Senior Unsecured Notes, Due November 2027 [Member]    
Debt Instrument [Line Items]    
Total long-term debt, principal amount [1] $ 500 $ 0
Unsecured Debt [Member] | Senior Unsecured Debt, Due 2028 [Member]    
Debt Instrument [Line Items]    
Interest rate, percentage 4.60% 4.60%
Total long-term debt, principal amount [1] $ 5,660 $ 5,660
Unsecured Debt [Member] | Senior Unsecured Debt, Due 2029 [Member]    
Debt Instrument [Line Items]    
Interest rate, percentage 3.30% 3.50%
Total long-term debt, principal amount [1] $ 2,631 $ 1,750
Unsecured Debt [Member] | Senior Unsecured Debt, Due 2030 [Member]    
Debt Instrument [Line Items]    
Interest rate, percentage 3.70% 3.60%
Total long-term debt, principal amount [1] $ 6,250 $ 5,250
Unsecured Debt [Member] | Senior Unsecured Debt, Due 2031-2035 [Member]    
Debt Instrument [Line Items]    
Interest rate, percentage 4.40% 4.50%
Total long-term debt, principal amount [1] $ 10,424 $ 6,750
Unsecured Debt [Member] | Senior Unsecured Debt, Due 2036-2040 [Member]    
Debt Instrument [Line Items]    
Interest rate, percentage 5.30% 5.40%
Total long-term debt, principal amount [1] $ 10,458 $ 9,534
Unsecured Debt [Member] | Senior Unsecured Debt, Due 2041-2045 [Member]    
Debt Instrument [Line Items]    
Interest rate, percentage 4.30% 4.30%
Total long-term debt, principal amount [1] $ 7,540 $ 6,474
Unsecured Debt [Member] | Senior Unsecured Debt, Due 2046-2050 [Member]    
Debt Instrument [Line Items]    
Interest rate, percentage 3.70% 3.70%
Total long-term debt, principal amount [1] $ 4,750 $ 4,750
Unsecured Debt [Member] | Senior Unsecured Debt, Due 2051-2065 [Member]    
Debt Instrument [Line Items]    
Interest rate, percentage 5.30% 5.30%
Total long-term debt, principal amount [1] $ 11,000 $ 10,000
[1] Our long-term debt is generally redeemable by us at any time at varying redemption prices plus accrued and unpaid interest.
[2] Reclassified to the current portion of long-term debt.