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v3.26.1

Financial Instruments and Fair Value Measures - Debt and Credit Facilities (Details) - USD ($) $ in Millions | 3 Months Ended |
--- | --- | ---
Mar. 31, 2026 | Mar. 31, 2025 | Dec. 31, 2025
Short-Term Borrowings [Line Items] |  |  |
Short-term borrowings | $ 0 |  | $ 2,499
Repayments of other short-term borrowings | 2,000 | $ 0 |
Commercial paper |  |  |
Short-Term Borrowings [Line Items] |  |  |
Short-term borrowings | $ 0 |  | 499
Short-Term Debt, Weighted Average Interest Rate, over Time | 3.85% | 4.59% |
364-day Term Loan Credit Agreement |  |  |
Short-Term Borrowings [Line Items] |  |  |
Line of Credit Facility, Maximum Borrowing Capacity | $ 4,000 |  |
Short-term borrowings |  |  | 2,000
Repayments of Short-Term Debt | $ 2,000 |  |
Senior Notes Issued in 2026 |  |  |
Debt and Credit Facilities [Line Items] |  |  |
Debt Instrument, Basis Spread on Variable Rate | 0.48% |  |
3.80% Senior Notes | Senior notes |  |  |
Debt and Credit Facilities [Line Items] |  |  |
Stated interest rate (as a percent) |  | 3.80% |
3.80% Senior Notes | Term loan facilities |  |  |
Debt and Credit Facilities [Line Items] |  |  |
Repayments of long-term debt |  | $ (3,000) |
Senior Notes Issued in 2025 | Senior notes |  |  |
Debt and Credit Facilities [Line Items] |  |  |
Aggregate principal amount of debt |  | $ 4,000 |
Senior Notes Issued in 2026 | Senior notes |  |  |
Debt and Credit Facilities [Line Items] |  |  |
Aggregate principal amount of debt | $ 8,000 |  |
Floating Rate Senior Notes due 2028 | Senior notes |  |  |
Debt and Credit Facilities [Line Items] |  |  |
Aggregate principal amount of debt | 750 |  |
3.775% Senior Notes due 2028 | Senior notes |  |  |
Debt and Credit Facilities [Line Items] |  |  |
Aggregate principal amount of debt | 1,500 |  |
4.125% Senior Notes due 2031 | Senior notes |  |  |
Debt and Credit Facilities [Line Items] |  |  |
Aggregate principal amount of debt | 1,250 |  |
4.40% Senior Notes due 2033 | Senior notes |  |  |
Debt and Credit Facilities [Line Items] |  |  |
Aggregate principal amount of debt | 1,250 |  |
4.75% Senior Notes due 2036 | Senior notes |  |  |
Debt and Credit Facilities [Line Items] |  |  |
Aggregate principal amount of debt | 1,500 |  |
5.55% Senior Notes due 2056 | Senior notes |  |  |
Debt and Credit Facilities [Line Items] |  |  |
Aggregate principal amount of debt | 1,250 |  |
5.65% Senior Notes due 2066 | Senior notes |  |  |
Debt and Credit Facilities [Line Items] |  |  |
Aggregate principal amount of debt | 500 |  |
Revolving Credit Facility |  |  |
Short-Term Borrowings [Line Items] |  |  |
Long-Term Line of Credit | 0 |  | $ 0
Revolving Credit Facility Maturing 2028 |  |  |
Short-Term Borrowings [Line Items] |  |  |
Line of Credit Facility, Maximum Borrowing Capacity | $ 5,000 |  |
Revolving Credit Facility Maturing 2030 |  |  |
Short-Term Borrowings [Line Items] |  |  |
Line of Credit Facility, Expiration Period | 5 years |  |
Line of Credit Facility, Maximum Borrowing Capacity | $ 3,000 |  |

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