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Collaborative Arrangements - Daiicho Sankyo (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |  |  |
Selling, general and administrative | $ 10,816 | $ 10,504 | $ 10,042
Research and development | 17,938 | 30,531 | 13,548
Other current assets | 38,782 | 32,168 |
Accrued and other current liabilities | 15,694 | 15,766 |
Daiichi Sankyo | Collaborative Arrangement, Transaction with Party to Collaborative Arrangement |  |  |
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |  |  |
Selling, general and administrative | 26 | 3 |
Research and development | 351 | 5,549 |
Other current assets | 8 | 0 |
Accrued and other current liabilities | 817 | 800 |
Other Noncurrent Liabilities | 0 | 750 |
Bayer AG | Collaborative Arrangement, Transaction with Party to Collaborative Arrangement |  |  |
Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] |  |  |
Selling, general and administrative | 111 | 131 | 153
Research and development | 102 | 90 | $ 75
Other current assets | 160 | 156 |
Accrued and other current liabilities | $ 82 | $ 80 |

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