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Goodwill and Other Intangible Assets, Net - Narrative (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Mar. 31, 2025	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Nov. 30, 2024
Goodwill [Line Items]
Impairment of goodwill		$ 64	$ 2,623	$ 2,250
Health & Biosciences
Goodwill [Line Items]
Goodwill, accumulated impairment loss		2,623	2,250
Impairment of goodwill			0
Pharma Solutions
Goodwill [Line Items]
Impairment of goodwill		64	0
Nourish
Goodwill [Line Items]
Impairment of goodwill			2,623
Finite-Lived Intangible Assets \| Russia And Ukraine Conflict
Goodwill [Line Items]
Asset impairment charges			92
Nourish
Goodwill [Line Items]
Reporting unit in excess of carrying amount					22.00%
Impairment of goodwill		$ 2,623
Health & Biosciences
Goodwill [Line Items]
Reporting unit in excess of carrying amount					18.00%
Impairment of goodwill			$ 2,250
Fragrance Compounds
Goodwill [Line Items]
Reporting unit in excess of carrying amount					169.00%
Fragrance Ingredients
Goodwill [Line Items]
Reporting unit in excess of carrying amount					37.00%
Minimum \| Nourish \| Forecast
Goodwill [Line Items]
Impairment of goodwill	$ 1,000
Maximum \| Nourish \| Forecast
Goodwill [Line Items]
Impairment of goodwill	$ 1,500