v3.26.3
Financial Instruments - Schedule of Long-term Classification (Details) - Significant Other Observable Inputs (Level 2) - USD ($)
$ in Millions
Sep. 30, 2026
Dec. 31, 2025
Carrying Amount    
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Long-term debt, including current portion $ 49,503 $ 42,503
Fair Value Measurements Using    
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Line Items]    
Long-term debt, including current portion $ 43,687 $ 39,799