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Debt - Additional Information - Commercial Paper and Redemption Provisions (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
Proceeds from Issuance of commercial paper	$ 5,694	$ 6,040
Repayments of commercial paper	$ 5,881	$ 6,177
Repurchase price of principal amount of Senior Notes in percentage	101.00%
International Flavors & Fragrances Inc Senior Notes | Loans Payable | International Flavors & Fragrances Inc
Debt Instrument [Line Items]
Debt instrument, redemption price, percentage	100.00%
Senior Notes, Euro Notes, 2024 | Loans Payable | International Flavors & Fragrances Inc
Debt Instrument [Line Items]
Margin on variable rate	0.30%
Senior Notes, Euro Notes, 2026 | Loans Payable | International Flavors & Fragrances Inc
Debt Instrument [Line Items]
Margin on variable rate	0.25%
Senior Notes - 2028 | Loans Payable | International Flavors & Fragrances Inc
Debt Instrument [Line Items]
Margin on variable rate	0.25%
Senior notes - 2047 | Loans Payable | International Flavors & Fragrances Inc
Debt Instrument [Line Items]
Margin on variable rate	0.25%
Senior Notes - 2048 | Loans Payable | International Flavors & Fragrances Inc
Debt Instrument [Line Items]
Margin on variable rate	0.30%
Nutrition & Biosciences, Inc Senior Notes | Loans Payable | Nutrition & Biosciences, Inc
Debt Instrument [Line Items]
Debt instrument, redemption price, percentage	100.00%
Senior Notes, Due Two Thousand Twenty Five | Loans Payable | Nutrition & Biosciences, Inc
Debt Instrument [Line Items]
Margin on variable rate	0.15%
Senior Notes, Due Two Thousand Twenty Seven | Loans Payable | Nutrition & Biosciences, Inc
Debt Instrument [Line Items]
Margin on variable rate	0.25%
Senior Notes, Due Two Thousand Thirty | Loans Payable | Nutrition & Biosciences, Inc
Debt Instrument [Line Items]
Margin on variable rate	0.25%
Senior Notes, Due Two Thousand Forty | Loans Payable | Nutrition & Biosciences, Inc
Debt Instrument [Line Items]
Margin on variable rate	0.30%
Senior Notes, Due Two Thousand Fifty | Loans Payable | Nutrition & Biosciences, Inc
Debt Instrument [Line Items]
Margin on variable rate	0.30%

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