Other Financial Information - Other Current Liabilities (Details) - USD ($) $ in Millions |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] | ||
| Other current liabilities | $ 18,648 | $ 19,720 |
| BioNTech [Member] | Comirnaty [Member] | Collaborative Arrangement [Member] | ||
| Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] | ||
| Other current liabilities | $ 911 | $ 1,300 |