Entity Tax Identification Number Entity Tax Identification Number Rollover contributions EBP, Change in Net Asset Available for Benefit, Increase from Participant Contribution, Rollover Maximum Maximum [Member] Forfeited nonvested account, decrease from administrative expense EBP, Forfeited Nonvested Account, Decrease from Administrative Expense Legal Entity [Axis] Legal Entity [Axis] Investment, assets invested in government securities, percentage EBP, Investment, Assets Invested In Government Securities, Percentage EBP, Investment, Assets Invested In Government Securities, Percentage Statistical Measurement [Domain] Statistical Measurement [Domain] EBP, Description of Plan [Table] EBP, Description of Plan [Table] Mutual funds Mutual Fund [Member] Totally Fully Corrected Under VFCP and PTE 2002-51 EBP, Schedule of Delinquent Participant Contribution, Corrected Vanguard Federal Money Market Fund Vanguard Federal Money Market Fund [Member] Vanguard Federal Money Market Fund Benefit claims payable EBP, Benefit Claims Payable EBP, Benefit Claims Payable EBP, Related Party and Party-in-Interest Transactions [Table] EBP, Related Party and Party-in-Interest Transactions [Table] Net increase in participants’ balances during the year before transfers EBP, Change in Net Asset Available for Benefit, Increase (Decrease) Before Transfer To (From) Plan EBP, Change in Net Asset Available for Benefit, Increase (Decrease) Before Transfer To (From) Plan Participant contribution, pretax, maximum annual compensation to total compensation, percent EBP, Participant Contribution, Pretax, Maximum Annual Compensation to Total Compensation, Percentage Note receivable from participant, loan look back period EBP, Note Receivable From Participant, Account, Participant Loan Look Back Period EBP, Note Receivable From Participant, Account, Participant Loan Look Back Period TOTAL DEDUCTIONS EBP, Change in Net Asset Available for Benefit, Decrease Note receivable from participant, maximum borrowing amount EBP, Note Receivable from Participant, Account, Maximum Borrowing, Amount FAIR VALUE MEASUREMENTS EBP, Investment, Fair Value and NAV [Text Block] Note receivable from participant, minimum borrowing, amount EBP, Note Receivable from Participant, Account, Minimum Borrowing, Amount Requisite service period EBP, Requisite Service Period EBP, Requisite Service Period Total investments at fair value EBP, Investment, Excluding Plan Interest in Master Trust, Fair Value Vanguard Federal Money Market Fund Money Market Funds [Member] Level 1 Fair Value, Inputs, Level 1 [Member] Fidelity BrokerageLink Fidelity BrokerageLink [Member] Fidelity BrokerageLink EBP, Investment, Fair Value and NAV [Abstract] Transfers out EBP, Change In Net Asset Available For Benefit, Transfer From Plan EBP, Change In Net Asset Available For Benefit, Transfer From Plan Vanguard Retirement Savings Trust III Vanguard Retirement Savings Trust III [Member] Vanguard Retirement Savings Trust III Statistical Measurement [Axis] Statistical Measurement [Axis] EBP, Statement of Change in Net Asset Available for Benefit [Table] EBP, Statement of Change in Net Asset Available for Benefit [Table] Transfers to (from) plan EBP, Change in Net Asset Available for Benefit, Transfer to (from) Plan Benefit Payments EBP, Payment to Participant [Policy Text Block] 2040 Trust II Vanguard Target Retirement Trust II, 2040 Trust II [Member] Vanguard Target Retirement Trust II, 2040 Trust II Amendment Flag Amendment Flag Method of Accounting EBP, Basis of Accounting [Policy Text Block] Investment, maximum dollar-weighted average life, days EBP, Investment, Maximum Dollar-Weighted Average Life, Days EBP, Investment, Maximum Dollar-Weighted Average Life, Days EBP, Schedule of Asset Held for Investment [Table] EBP, Schedule of Asset Held for Investment [Table] EBP, Description of Plan and Accounting Change [Abstract] EBP, Investment, Fair Value and NAV EBP, Investment, Fair Value and NAV [Table Text Block] EBP, Contribution [Abstract] 2045 Trust II Vanguard Target Retirement Trust II, 2045 Trust II [Member] Vanguard Target Retirement Trust II, 2045 Trust II IFF Common Stock Common Stock [Member] 2030 Trust II Vanguard Target Retirement Trust II, 2030 Trust II [Member] Vanguard Target Retirement Trust II, 2030 Trust II EBP, Schedule of Delinquent Participant Contribution [Abstract] Investments [Domain] Investments [Domain] Use of Estimates EBP, Use of Estimate [Policy Text Block] SCHEDULE H -LINE 4i - SCHEDULE OF ASSETS (HELD AT END OF YEAR) EBP, Schedule of Asset Held for Investment [Text Block] Cover [Abstract] State Street Global All Cap Equity Ex-U.S. Index Securities Lending Series Fund Class II State Street Global All Cap Equity Ex-U.S. Index Securities Lending Series Fund Class II [Member] State Street Global All Cap Equity Ex-U.S. Index Securities Lending Series Fund Class II Roquette N&B Savings Plan Roquette N&B Savings Plan [Member] Roquette N&B Savings Plan Company contributions EBP, Change in Net Asset Available for Benefit, Increase from Employer Contribution, Cash EBP, Schedule of Delinquent Participant Contribution [Line Items] EBP, Schedule of Delinquent Participant Contribution [Line Items] Minimum Minimum [Member] PLAN TRANSFERS EBP, Plan Transfers [Text Block] EBP, Plan Transfers Interest income on notes receivable from participants EBP, Change in Net Asset Available for Benefit, Increase from Interest Income on Note Receivable from Participant 2055 Trust II Vanguard Target Retirement Trust II, 2055 Trust II [Member] Vanguard Target Retirement Trust II, 2055 Trust II Investment Type [Axis] Investment Type [Axis] TOTAL CONTRIBUTIONS EBP, Change in Net Asset Available for Benefit, Increase from Contribution Participant contributions EBP, Change in Net Asset Available for Benefit, Increase from Participant Contribution, Excluding Rollover Participant contribution, automatic, annual increase deferral rate EBP, Participant Contribution, Automatic, Annual Increase Deferral Rate Annual increase in percentage of eligible compensation contributed for participant automatically enrolled in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)) until the contribution reaches maximum threshold. Net appreciation in fair value investments EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Gain (Loss) on Investment State Street U.S. Bond Index Securities Lending Series Fund Class XIV State Street U.S. Bond Index Securities Lending Series Fund Class XIV [Member] State Street U.S. Bond Index Securities Lending Series Fund Class XIV EBP, Description of Plan [Line Items] EBP, Description of Plan [Line Items] Plan number EBP, Plan Number Other income EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Other Investment Income (Loss) EBP, Investment, Fair Value and NAV [Line Items] EBP, Investment, Fair Value and NAV [Line Items] DESCRIPTION OF THE PLAN EBP, Description of Plan [Text Block] Contributions Pending Correction in VFCP EBP, Schedule of Delinquent Participant Contribution, Pending Correction in VFCP EBP, Statement of Change in Net Asset Available for Benefit [Line Items] EBP, Statement of Change in Net Asset Available for Benefit [Line Items] EBP, Statement of Net Asset Available for Benefit [Table] EBP, Statement of Net Asset Available for Benefit [Table] Investment, assets invested in government securities, threshold percentage EBP, Investment, Assets Invested In Government Securities, Minimum Threshold Percentage EBP, Investment, Assets Invested In Government Securities, Minimum Threshold Percentage EBP, Schedule of Asset Held for Investment [Line Items] EBP, Schedule of Asset Held for Investment [Line Items] Interest EBP, Change in Net Asset Available for Benefit, Increase from Interest Income on Investment Contributions Income EBP, Contribution [Policy Text Block] IFF Common Stock EBP, Employer, Common Stock [Member] EBP, Schedule of Asset Held for Investment [Abstract] 2020 Trust II Vanguard Target Retirement Trust II, 2020 Trust II [Member] Vanguard Target Retirement Trust II, 2020 Trust II EBP, Accounting Policy [Table] EBP, Accounting Policy [Table] TOTAL ADDITIONS EBP, Change in Net Asset Available for Benefit, Increase Note receivable from participant, allowance for credit loss EBP, Note Receivable from Participant, Allowance for Credit Loss Investment income: EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Income (Loss) on Investment [Abstract] Vanguard Target Retirement Income Trust II Vanguard Target Retirement Income Trust II [Member] Vanguard Target Retirement Income Trust II Jacksonville Union Employees Program Jacksonville Union Employees Program [Member] Jacksonville Union Employees Program Investment, Identifier [Axis] Investment, Identifier [Axis] Administrative fees EBP, Change in Net Asset Available for Benefit, Decrease from Administrative Expense TOTAL EBP, Asset Held for Investment Recent Accounting Pronouncements EBP, New Accounting Pronouncements [Policy Text Block] EBP, New Accounting Pronouncements Risks and Uncertainties EBP, Risk and Uncertainty [Policy Text Block] Document Information [Line Items] Document Information [Line Items] 2065 Trust II Vanguard Target Retirement Trust II, 2065 Trust II [Member] Vanguard Target Retirement Trust II, 2065 Trust II Vanguard Target Retirement Trust II Vanguard Target Retirement Trust II [Member] Vanguard Target Retirement Trust II Transfers in EBP, Change In Net Asset Available For Benefit, Transfer To Plan EBP, Change In Net Asset Available For Benefit, Transfer To Plan Fidelity Investments Money Market Government Portfolio - Institutional Class Fidelity Investments Money Market Government Portfolio - Institutional Class [Member] Fidelity Investments Money Market Government Portfolio - Institutional Class EBP, Plan Name [Axis] EBP, Plan Name [Axis] EBP, Plan Name Participant contribution, automatic, election period EBP, Participant Contribution, Automatic, Election Period EBP, Participant Contribution, Automatic, Election Period Employer contribution, participant compensation matched, percent EBP, Employer Contribution, Participant Compensation Matched, Percentage EBP, Statement of Change in Net Asset Available for Benefit [Abstract] Level 2 Fair Value, Inputs, Level 2 [Member] Note receivable from participant, maximum number of outstanding participant loans EBP, Note Receivable From Participant, Maximum Number Of Outstanding Participant Loans EBP, Note Receivable From Participant, Maximum Number Of Outstanding Participant Loans 2050 Trust II Vanguard Target Retirement Trust II, 2050 Trust II [Member] Vanguard Target Retirement Trust II, 2050 Trust II Investment, maximum dollar-weighted average maturity, days EBP, Investment, Maximum Dollar-Weighted Average Maturity, Days EBP, Investment, Maximum Dollar-Weighted Average Maturity, Days EBP, Contribution [Table] EBP, Contribution [Table] Contributions Corrected Outside of VFCP EBP, Schedule of Delinquent Participant Contribution, Corrected Outside VFCP State Street U.S. Inflation Protected Bond Index Securities Lending Series Fund Class II State Street U.S. Inflation Protected Bond Index Securities Lending Series Fund Class II [Member] State Street U.S. Inflation Protected Bond Index Securities Lending Series Fund Class II EBP, Tax Status [Table] EBP, Tax Status [Table] Net increase in participants’ balances during the year EBP, Change in Net Asset Available for Benefit, Increase (Decrease) RELATED PARTY TRANSACTIONS EBP, Related Party and Party-in-Interest Transactions [Text Block] EBP, Related Party and Party-in-Interest Transactions [Abstract] Note receivable from participant, collateralized percentage of vested account balance EBP, Note Receivable From Participant, Collateralized Percentage Of Vested Account Balance EBP, Note Receivable From Participant, Collateralized Percentage Of Vested Account Balance EBP, Accounting Policy, Accounting Standard Update, and Change in Accounting Principle [Abstract] Employer contributions receivable EBP, Employer Contribution, Receivable Participant contribution, automatic, deferral rate EBP, Participant Contribution, Automatic, Deferral Rate Investments, at fair value: EBP, Investment, Fair Value [Abstract] EBP, Plan Name [Domain] EBP, Plan Name [Domain] EBP, Plan Name [Domain] Benefits distributed EBP, Change in Net Asset Available for Benefit, Decrease from Payment to Participant Dividends EBP, Change in Net Asset Available for Benefit, Increase from Dividend Income on Investment 2035 Trust II Vanguard Target Retirement Trust II, 2035 Trust II [Member] Vanguard Target Retirement Trust II, 2035 Trust II Current Value EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Current Value Participant contributions transferred late to plan EBP, Schedule of Delinquent Participant Contribution, Transferred Late to Plan Fair Value Hierarchy and NAV [Domain] Fair Value Hierarchy and NAV [Domain] Health Wright Plan Health Wright Plan [Member] Health Wright Plan EBP, Statement of Net Asset Available for Benefit [Abstract] Note receivable from participant, loan annual maintenance fee EBP, Note Receivable From Participant, Account, Participant Loan Annual Maintenance Fee EBP, Note Receivable From Participant, Account, Participant Loan Annual Maintenance Fee EBP, Accounting Policy [Line Items] EBP, Accounting Policy [Line Items] EBP, Tax Status [Abstract] Other liabilities EBP, Other Liability Note receivable from participant, loan setup fee EBP, Note Receivable From Participant, Account, Participant Loan Setup Fee EBP, Note Receivable From Participant, Account, Participant Loan Setup Fee Nutrition & Biosciences Retirement Savings Plan Nutrition & Biosciences Retirement Savings Plan [Member] Nutrition & Biosciences Retirement Savings Plan Administrative Expenses EBP, Expense [Policy Text Block] Notes Receivable From Participants EBP, Asset Held for Investment, Participant Loan, after Deemed Distribution Valuation of Investments and Security Transactions and Related Investment Income EBP, Investment [Policy Text Block] Fair Value, Inputs, Level 1, Level 2, and Level 3 Fair Value, Inputs, Level 1, Level 2, and Level 3 [Member] Document Type Document Type Entity Central Index Key Entity Central Index Key Brokerage account Brokerage Account [Member] Brokerage Account Participant loan, interest rate EBP, Asset Held for Investment, Participant Loan, Interest Rate Common/collective trusts Common Collective Trust [Member] EBP 001 EBP 001 [Member] EBP 001 EBP, Schedule of Allocation, Income and Change in Plan Equity [Line Items] EBP, Schedule of Allocation, Income and Change in Plan Equity [Line Items] EBP, Tax Status [Line Items] EBP, Tax Status [Line Items] DELINQUENT PARTICIPANT CONTRIBUTIONS Delinquent Participant Contributions [Text Block] Delinquent Participant Contributions EBP, Subsequent Event [Table] EBP, Subsequent Event [Table] Forfeited nonvested account, decrease from employer contribution EBP, Forfeited Nonvested Account, Decrease from Employer Contribution Notes receivable from participants EBP, Note Receivable from Participant Fair Value Hierarchy and NAV [Axis] Fair Value Hierarchy and NAV [Axis] SIGNIFICANT ACCOUNTING POLICIES EBP, Summary of Accounting Policy [Text Block] Entity Registrant Name Entity Registrant Name EBP, Subsequent Event [Abstract] SUBSEQUENT EVENTS EBP, Subsequent Event [Text Block] SCHEDULE H, Line 4a - SCHEDULE OF DELINQUENT PARTICIPANT CONTRIBUTIONS EBP, Schedule of Delinquent Participant Contribution [Text Block] EBP, Schedule of Delinquent Participant Contribution [Table] EBP, Schedule of Delinquent Participant Contribution [Table] TAX STATUS EBP, Tax Status [Text Block] EBP, Contribution [Line Items] EBP, Contribution [Line Items] Note receivable from participant, maximum borrowing to total account, percent EBP, Note Receivable from Participant, Account, Maximum Borrowing, to Total Account, Percentage EBP, Plan Transfers [Abstract] EBP, Plan Transfers State Street S&P 500 Index Securities Lending Series Fund Class II State Street S&P 500 Index Securities Lending Series Fund Class II [Member] State Street S&P 500 Index Securities Lending Series Fund Class II EBP, Subsequent Event [Line Items] EBP, Subsequent Event [Line Items] Investment, transfer increment, percent EBP, Investment, Transfer Increment, Percentage EBP, Investment, Transfer Increment, Percentage Document Information [Table] Document Information [Table] Notes Receivable from Participants EBP, Note Receivable from Participant [Policy Text Block] 2025 Trust II Vanguard Target Retirement Trust II, 2025 Trust II [Member] Vanguard Target Retirement Trust II, 2025 Trust II Net investment income EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Income (Loss) on Investment Participant contribution, investment, fund contribution to total contributions, percent EBP, Participant Contribution, Investment, Fund Contribution to Total Contribution, Threshold Percentage EBP, Participant Contribution, Investment, Fund Contribution to Total Contribution, Threshold Percentage Fair value, investment, NAV, redemption, notice period EBP, Fair Value, Investment, NAV, Redemption, Notice Period EBP, Related Party and Party-in-Interest Transactions [Line Items] EBP, Related Party and Party-in-Interest Transactions [Line Items] Contributions not Corrected EBP, Schedule of Delinquent Participant Contribution, Not Corrected Number of participant accounts transferred EBP, Plan Transfer, Number Of Participant Accounts Transferred EBP, Plan Transfer, Number Of Participant Accounts Transferred Other receivable EBP, Other Receivable 2060 Trust II Vanguard Target Retirement Trust II, 2060 Trust II [Member] Vanguard Target Retirement Trust II, 2060 Trust II Net assets available for benefits Beginning of year End of year EBP, Net Asset Available for Benefit Entity [Domain] Entity [Domain] EBP, Schedule of Allocation, Income and Change in Plan Equity [Table] EBP, Schedule of Allocation, Income and Change in Plan Equity [Table] Contributions: EBP, Change in Net Asset Available for Benefit, Increase from Contribution [Abstract] Forfeited nonvested account EBP, Forfeited Nonvested Account Employer contribution, matching percentage EBP, Employer Contribution, Matching Percentage Fair Value Measured at Net Asset Value Per Share Fair Value Measured at Net Asset Value Per Share [Member] EBP, Investment, Fair Value and NAV [Table] EBP, Investment, Fair Value and NAV [Table] NOTES RECEIVABLE FROM PARTICIPANTS EBP, Note Receivable From Participant [Text Block] EBP, Note Receivable From Participant EBP, Statement of Net Asset Available for Benefit [Line Items] EBP, Statement of Net Asset Available for Benefit [Line Items]