Property, Plant, and Equipment (Details) - USD ($) $ in Millions	Mar. 31, 2026	Dec. 31, 2025
Property, Plant, and Equipment [Line Items]
Property, plant and equipment, at cost	$ 6,863	$ 6,825
Accumulated depreciation	(2,866)	(2,796)
Property, plant and equipment, net	3,997	4,029
Land
Property, Plant, and Equipment [Line Items]
Property, plant and equipment, at cost	134	135
Building and Building Improvements
Property, Plant, and Equipment [Line Items]
Property, plant and equipment, at cost	1,812	1,798
Machinery and Equipment
Property, Plant, and Equipment [Line Items]
Property, plant and equipment, at cost	3,835	3,761
Technology Equipment
Property, Plant, and Equipment [Line Items]
Property, plant and equipment, at cost	645	627
Construction in Progress
Property, Plant, and Equipment [Line Items]
Property, plant and equipment, at cost	$ 437	$ 504

Amount of accumulated depreciation, depletion, and amortization of property, plant, and equipment. Includes, but is not limited to, land and land improvement; building; machinery and equipment; furniture and fixture; and work of art, historical treasure, or similar asset classified as collection.

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details

- Definition

Amount, after accumulated depreciation, depletion, and amortization, of property, plant, and equipment. Includes, but is not limited to, land and land improvement; building; machinery and equipment; furniture and fixture; and work of art, historical treasure, or similar asset classified as collection.

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+ Details

INTERNATIONAL FLAVORS & FRAGRANCES INC 10-Q