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v3.25.2

Segment Reporting - Equity Income from Affiliates and Depreciation Included in Segment Profits (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024
Segment Reporting Information [Line Items] |  |  |  |
Depreciation |  |  | $ 1,020 | $ 1,029
Operating Segments |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Equity income from affiliates | $ 29 | $ 29 | 86 | 77
Depreciation | 63 | 68 | 124 | 127
Operating Segments | Pharma- ceutical |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Equity income from affiliates | 29 | 29 | 86 | 77
Depreciation | 1 | 1 | 2 | 2
Operating Segments | Animal Health |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Equity income from affiliates | 0 | 0 | 0 | 0
Depreciation | $ 62 | $ 67 | $ 122 | $ 125

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