Financial Instruments - Narrative (Details) - USD ($) $ in Millions |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| Financial Instruments and Fair Value [Line Items] | ||
| Fair value of non-marketable equity securities | $ 64,094 | $ 35,218 |
| Cumulative net gains (losses) | 387 | 748 |
| Foreign currency loss to be reclassified during next 12 months | 60 | |
| Foreign currency denominated debt, as net investment hedge | $ 15,400 | $ 0 |
| Derivative Asset, Statement of Financial Position [Extensible Enumeration] | Other current assets | Other current assets |
| Derivative Liability, Statement of Financial Position [Extensible Enumeration] | Other long-term liabilities | Other long-term liabilities |
| Significant Other Observable Inputs (Level 2) | ||
| Financial Instruments and Fair Value [Line Items] | ||
| Fair value of non-marketable equity securities | $ 45,600 | |
| Cash flow hedges | Foreign exchange contracts | ||
| Financial Instruments and Fair Value [Line Items] | ||
| Foreign exchange option contracts, maximum maturities | 24 months | |