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Commitments and Contingencies - Narrative (Details) - 311 months ended Sep. 30, 2025 € in Millions, $ in Millions | USD ($) | EUR (€) | USD ($)
--- | --- | --- | ---
Indemnification Agreements Hoechst |  |  |
Loss Contingencies [Line Items] |  |  |
Number of divestiture agreements |  | 19 | 19
Indemnification amount | € |  | € 250 |
Indemnification ceiling amount | € |  | € 750 |
Indemnification percentage exceeding ceiling amount |  | 33.33% | 33.33%
Loss contingency accrual, carrying value, payments | $ | $ 120 |  |
Indemnification percentage, other |  | 33.33% | 33.33%
Divestiture Agreements |  |  |
Loss Contingencies [Line Items] |  |  |
Guarantor obligations, maximum exposure | $ |  |  | $ 103

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