{ "version": "2.2", "instance": { "iff-20260629.htm": { "nsprefix": "iff", "nsuri": "http://www.iff.com/20260629", "dts": { "inline": { "local": [ "iff-20260629.htm" ] }, "schema": { "local": [ "iff-20260629.xsd" ], "remote": [ "http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd", "http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd", "http://www.xbrl.org/2003/xl-2003-12-31.xsd", "http://www.xbrl.org/2003/xlink-2003-12-31.xsd", "http://www.xbrl.org/2005/xbrldt-2005.xsd", "http://www.xbrl.org/2006/ref-2006-02-27.xsd", "http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd", "http://www.xbrl.org/lrr/role/net-2009-12-16.xsd", "http://www.xbrl.org/lrr/role/reference-2009-12-16.xsd", "https://www.xbrl.org/2020/extensible-enumerations-2.0.xsd", "https://www.xbrl.org/2023/calculation-1.1.xsd", "https://www.xbrl.org/dtr/type/2020-01-21/types.xsd", "https://www.xbrl.org/dtr/type/2024-01-31/types.xsd", "https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd", "https://xbrl.fasb.org/srt/2026/elts/srt-roles-2026.xsd", "https://xbrl.fasb.org/srt/2026/elts/srt-types-2026.xsd", "https://xbrl.fasb.org/us-gaap/2026/ebp/elts/us-gaap-ebp-2026.xsd", "https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd", "https://xbrl.fasb.org/us-gaap/2026/elts/us-roles-2026.xsd", "https://xbrl.fasb.org/us-gaap/2026/elts/us-types-2026.xsd", "https://xbrl.sec.gov/country/2026/country-2026.xsd", "https://xbrl.sec.gov/dei/2026/dei-2026.xsd", "https://xbrl.sec.gov/stpr/2026/stpr-2026.xsd" ] }, "calculationLink": { "local": [ "iff-20260629_cal.xml" ] }, "definitionLink": { "local": [ "iff-20260629_def.xml" ] }, "labelLink": { "local": [ "iff-20260629_lab.xml" ] }, "presentationLink": { "local": [ "iff-20260629_pre.xml" ] } }, "keyStandard": 66, "keyCustom": 23, "axisStandard": 5, "axisCustom": 1, "memberStandard": 12, "memberCustom": 26, "hidden": { "total": 4, "http://xbrl.sec.gov/dei/2026": 4 }, "contextCount": 122, "entityCount": 1, "segmentCount": 38, "elementCount": 179, "unitCount": 4, "baseTaxonomies": { "http://fasb.org/us-gaap-ebp/2026": 219, "http://xbrl.sec.gov/dei/2026": 10 }, "report": { "R1": { "role": "http://www.iff.com/role/Cover", "longName": "0000001 - Document - Cover", "shortName": "Cover", "isDefault": "true", "groupType": "document", "subGroupType": "", "menuCat": "Cover", "order": "1", "firstAnchor": { "contextRef": "c-2", "name": "dei:DocumentType", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "dei:DocumentType", "span", "div", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "c-2", "name": "dei:DocumentType", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "dei:DocumentType", "span", "div", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true, "unique": true } }, "R2": { "role": "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS", "longName": "0000002 - Statement - STATEMENTS OF NET ASSETS AVAILABLE FOR BENEFITS", "shortName": "STATEMENTS OF NET ASSETS AVAILABLE FOR BENEFITS", "isDefault": "false", "groupType": "statement", "subGroupType": "", "menuCat": "Statements", "order": "2", "firstAnchor": { "contextRef": "c-43", "name": "us-gaap-ebp:EmployeeBenefitPlanInvestmentExcludingPlanInterestInMasterTrustFairValue", "unitRef": "usd", "xsiNil": "false", "lang": "en-US", "decimals": "0", "ancestors": [ "span", "td", "tr", "table", "div", "ix:continuation", "ix:continuation", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true }, "uniqueAnchor": { "contextRef": "c-43", "name": "us-gaap-ebp:EmployeeBenefitPlanNoteReceivableFromParticipant", "unitRef": "usd", "xsiNil": "false", "lang": "en-US", "decimals": "0", "ancestors": [ "span", "td", "tr", "table", "div", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "unique": true } }, "R3": { "role": "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS", "longName": "0000003 - Statement - STATEMENTS OF CHANGES IN NET ASSETS AVAILABLE FOR BENEFITS", "shortName": "STATEMENTS OF CHANGES IN NET ASSETS AVAILABLE FOR BENEFITS", "isDefault": "false", "groupType": "statement", "subGroupType": "", "menuCat": "Statements", "order": "3", "firstAnchor": { "contextRef": "c-1", "name": "us-gaap-ebp:EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForEmployerContributionCash", "unitRef": "usd", "xsiNil": "false", "lang": "en-US", "decimals": "0", "ancestors": [ "span", "td", "tr", "table", "div", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "c-1", "name": "us-gaap-ebp:EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForEmployerContributionCash", "unitRef": "usd", "xsiNil": "false", "lang": "en-US", "decimals": "0", "ancestors": [ "span", "td", "tr", "table", "div", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true, "unique": true } }, "R4": { "role": "http://www.iff.com/role/DESCRIPTIONOFTHEPLAN", "longName": "0000004 - Disclosure - DESCRIPTION OF THE PLAN", "shortName": "DESCRIPTION OF THE PLAN", "isDefault": "false", "groupType": "disclosure", "subGroupType": "", "menuCat": "Notes", "order": "4", "firstAnchor": { "contextRef": "c-1", "name": "us-gaap-ebp:EmployeeBenefitPlanDescriptionOfPlanTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "span", "div", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "c-1", "name": "us-gaap-ebp:EmployeeBenefitPlanDescriptionOfPlanTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "span", "div", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true, "unique": true } }, "R5": { "role": "http://www.iff.com/role/SIGNIFICANTACCOUNTINGPOLICIES", "longName": "0000005 - Disclosure - SIGNIFICANT ACCOUNTING POLICIES", "shortName": "SIGNIFICANT ACCOUNTING POLICIES", "isDefault": "false", "groupType": "disclosure", "subGroupType": "", "menuCat": "Notes", "order": "5", "firstAnchor": { "contextRef": "c-1", "name": "us-gaap-ebp:EmployeeBenefitPlanSummaryOfAccountingPolicyTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "span", "div", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "c-1", "name": "us-gaap-ebp:EmployeeBenefitPlanSummaryOfAccountingPolicyTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "span", "div", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true, "unique": true } }, "R6": { "role": "http://www.iff.com/role/FAIRVALUEMEASUREMENTS", "longName": "0000006 - Disclosure - FAIR VALUE MEASUREMENTS", "shortName": "FAIR VALUE MEASUREMENTS", "isDefault": "false", "groupType": "disclosure", "subGroupType": "", "menuCat": "Notes", "order": "6", "firstAnchor": { "contextRef": "c-1", "name": "us-gaap-ebp:EmployeeBenefitPlanInvestmentFairValueAndNavTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "span", "div", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "c-1", "name": "us-gaap-ebp:EmployeeBenefitPlanInvestmentFairValueAndNavTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "span", "div", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true, "unique": true } }, "R7": { "role": "http://www.iff.com/role/TAXSTATUS", "longName": "0000007 - Disclosure - TAX STATUS", "shortName": "TAX STATUS", "isDefault": "false", "groupType": "disclosure", "subGroupType": "", "menuCat": "Notes", "order": "7", "firstAnchor": { "contextRef": "c-1", "name": "us-gaap-ebp:EmployeeBenefitPlanTaxStatusTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "span", "div", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "c-1", "name": "us-gaap-ebp:EmployeeBenefitPlanTaxStatusTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "span", "div", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true, "unique": true } }, "R8": { "role": "http://www.iff.com/role/NOTESRECEIVABLEFROMPARTICIPANTS", "longName": "0000008 - Disclosure - NOTES RECEIVABLE FROM PARTICIPANTS", "shortName": "NOTES RECEIVABLE FROM PARTICIPANTS", "isDefault": "false", "groupType": "disclosure", "subGroupType": "", "menuCat": "Notes", "order": "8", "firstAnchor": { "contextRef": "c-1", "name": "iff:EBPNoteReceivableFromParticipantTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "span", "div", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "c-1", "name": "iff:EBPNoteReceivableFromParticipantTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "span", "div", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true, "unique": true } }, "R9": { "role": "http://www.iff.com/role/RELATEDPARTYTRANSACTIONS", "longName": "0000009 - Disclosure - RELATED PARTY TRANSACTIONS", "shortName": "RELATED PARTY TRANSACTIONS", "isDefault": "false", "groupType": "disclosure", "subGroupType": "", "menuCat": "Notes", "order": "9", "firstAnchor": { "contextRef": "c-1", "name": "us-gaap-ebp:EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "span", "div", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "c-1", "name": "us-gaap-ebp:EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "span", "div", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true, "unique": true } }, "R10": { "role": "http://www.iff.com/role/PLANTRANSFERS", "longName": "0000010 - Disclosure - PLAN TRANSFERS", "shortName": "PLAN TRANSFERS", "isDefault": "false", "groupType": "disclosure", "subGroupType": "", "menuCat": "Notes", "order": "10", "firstAnchor": { "contextRef": "c-1", "name": "iff:EBPPlanTransfersTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "span", "div", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "c-1", "name": "iff:EBPPlanTransfersTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "span", "div", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true, "unique": true } }, "R11": { "role": "http://www.iff.com/role/SUBSEQUENTEVENTS", "longName": "0000011 - Disclosure - SUBSEQUENT EVENTS", "shortName": "SUBSEQUENT EVENTS", "isDefault": "false", "groupType": "disclosure", "subGroupType": "", "menuCat": "Notes", "order": "11", "firstAnchor": { "contextRef": "c-1", "name": "us-gaap-ebp:EmployeeBenefitPlanSubsequentEventTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "span", "div", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "c-1", "name": "us-gaap-ebp:EmployeeBenefitPlanSubsequentEventTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "span", "div", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true, "unique": true } }, "R12": { "role": "http://www.iff.com/role/DELINQUENTPARTICIPANTCONTRIBUTIONS", "longName": "0000012 - Disclosure - DELINQUENT PARTICIPANT CONTRIBUTIONS", "shortName": "DELINQUENT PARTICIPANT CONTRIBUTIONS", "isDefault": "false", "groupType": "disclosure", "subGroupType": "", "menuCat": "Notes", "order": "12", "firstAnchor": { "contextRef": "c-1", "name": "iff:DelinquentParticipantContributionsTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "span", "div", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "c-1", "name": "iff:DelinquentParticipantContributionsTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "span", "div", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true, "unique": true } }, "R13": { "role": "http://www.iff.com/role/SCHEDULEHLINE4aSCHEDULEOFDELINQUENTPARTICIPANTCONTRIBUTIONS", "longName": "0000013 - Disclosure - SCHEDULE H, LINE 4a - SCHEDULE OF DELINQUENT PARTICIPANT CONTRIBUTIONS", "shortName": "SCHEDULE H, LINE 4a - SCHEDULE OF DELINQUENT PARTICIPANT CONTRIBUTIONS", "isDefault": "false", "groupType": "disclosure", "subGroupType": "", "menuCat": "Notes", "order": "13", "firstAnchor": { "contextRef": "c-1", "name": "us-gaap-ebp:EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionTableTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "c-1", "name": "us-gaap-ebp:EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionTableTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true, "unique": true } }, "R14": { "role": "http://www.iff.com/role/SCHEDULEHLINE4iSCHEDULEOFASSETSHELDATENDOFYEAR", "longName": "0000014 - Disclosure - SCHEDULE H, LINE 4i - SCHEDULE OF ASSETS (HELD AT END OF YEAR)", "shortName": "SCHEDULE H, LINE 4i - SCHEDULE OF ASSETS (HELD AT END OF YEAR)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "", "menuCat": "Notes", "order": "14", "firstAnchor": { "contextRef": "c-1", "name": "us-gaap-ebp:EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTableTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "c-1", "name": "us-gaap-ebp:EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTableTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true, "unique": true } }, "R15": { "role": "http://www.iff.com/role/SIGNIFICANTACCOUNTINGPOLICIESPolicies", "longName": "0000015 - Disclosure - SIGNIFICANT ACCOUNTING POLICIES (Policies)", "shortName": "SIGNIFICANT ACCOUNTING POLICIES (Policies)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "policies", "menuCat": "Policies", "order": "15", "firstAnchor": { "contextRef": "c-1", "name": "us-gaap-ebp:EmployeeBenefitPlanBasisOfAccountingPolicyTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "ix:continuation", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "c-1", "name": "us-gaap-ebp:EmployeeBenefitPlanBasisOfAccountingPolicyTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "div", "ix:continuation", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true, "unique": true } }, "R16": { "role": "http://www.iff.com/role/FAIRVALUEMEASUREMENTSTables", "longName": "0000016 - Disclosure - FAIR VALUE MEASUREMENTS (Tables)", "shortName": "FAIR VALUE MEASUREMENTS (Tables)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "tables", "menuCat": "Tables", "order": "16", "firstAnchor": { "contextRef": "c-1", "name": "us-gaap-ebp:EmployeeBenefitPlanInvestmentFairValueAndNavTableTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "ix:continuation", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "c-1", "name": "us-gaap-ebp:EmployeeBenefitPlanInvestmentFairValueAndNavTableTextBlock", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "ix:continuation", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true, "unique": true } }, "R17": { "role": "http://www.iff.com/role/DESCRIPTIONOFTHEPLANDetails", "longName": "0000017 - Disclosure - DESCRIPTION OF THE PLAN (Details)", "shortName": "DESCRIPTION OF THE PLAN (Details)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "details", "menuCat": "Details", "order": "17", "firstAnchor": { "contextRef": "c-1", "name": "iff:EBPParticipantContributionAutomaticElectionPeriod", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "span", "div", "ix:continuation", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "c-1", "name": "iff:EBPParticipantContributionAutomaticElectionPeriod", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "span", "div", "ix:continuation", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true, "unique": true } }, "R18": { "role": "http://www.iff.com/role/SIGNIFICANTACCOUNTINGPOLICIESDetails", "longName": "0000018 - Disclosure - SIGNIFICANT ACCOUNTING POLICIES (Details)", "shortName": "SIGNIFICANT ACCOUNTING POLICIES (Details)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "details", "menuCat": "Details", "order": "18", "firstAnchor": { "contextRef": "c-43", "name": "us-gaap-ebp:EmployeeBenefitPlanNoteReceivableFromParticipantAllowanceForCreditLoss", "unitRef": "usd", "xsiNil": "false", "lang": "en-US", "decimals": "INF", "ancestors": [ "us-gaap-ebp:EmployeeBenefitPlanNoteReceivableFromParticipantAllowanceForCreditLoss", "span", "div", "ix:continuation", "ix:continuation", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "c-43", "name": "us-gaap-ebp:EmployeeBenefitPlanNoteReceivableFromParticipantAllowanceForCreditLoss", "unitRef": "usd", "xsiNil": "false", "lang": "en-US", "decimals": "INF", "ancestors": [ "us-gaap-ebp:EmployeeBenefitPlanNoteReceivableFromParticipantAllowanceForCreditLoss", "span", "div", "ix:continuation", "ix:continuation", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true, "unique": true } }, "R19": { "role": "http://www.iff.com/role/FAIRVALUEMEASUREMENTSDetails", "longName": "0000019 - Disclosure - FAIR VALUE MEASUREMENTS (Details)", "shortName": "FAIR VALUE MEASUREMENTS (Details)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "details", "menuCat": "Details", "order": "19", "firstAnchor": { "contextRef": "c-43", "name": "us-gaap-ebp:EmployeeBenefitPlanInvestmentExcludingPlanInterestInMasterTrustFairValue", "unitRef": "usd", "xsiNil": "false", "lang": "en-US", "decimals": "0", "ancestors": [ "span", "td", "tr", "table", "div", "ix:continuation", "ix:continuation", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true }, "uniqueAnchor": { "contextRef": "c-1", "name": "us-gaap-ebp:EbpFairValueInvestmentNavRedemptionNoticePeriod", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "span", "div", "ix:continuation", "ix:continuation", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "unique": true } }, "R20": { "role": "http://www.iff.com/role/NOTESRECEIVABLEFROMPARTICIPANTSDetails", "longName": "0000020 - Disclosure - NOTES RECEIVABLE FROM PARTICIPANTS (Details)", "shortName": "NOTES RECEIVABLE FROM PARTICIPANTS (Details)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "details", "menuCat": "Details", "order": "20", "firstAnchor": { "contextRef": "c-43", "name": "us-gaap-ebp:EmployeeBenefitPlanNoteReceivableFromParticipantAccountMaximumBorrowingToTotalAccountPercentage", "unitRef": "number", "xsiNil": "false", "lang": "en-US", "decimals": "2", "ancestors": [ "span", "div", "ix:continuation", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "c-43", "name": "us-gaap-ebp:EmployeeBenefitPlanNoteReceivableFromParticipantAccountMaximumBorrowingToTotalAccountPercentage", "unitRef": "number", "xsiNil": "false", "lang": "en-US", "decimals": "2", "ancestors": [ "span", "div", "ix:continuation", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true, "unique": true } }, "R21": { "role": "http://www.iff.com/role/PLANTRANSFERSDetails", "longName": "0000021 - Disclosure - PLAN TRANSFERS (Details)", "shortName": "PLAN TRANSFERS (Details)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "details", "menuCat": "Details", "order": "21", "firstAnchor": { "contextRef": "c-95", "name": "iff:EBPPlanTransferNumberOfParticipantAccountsTransferred", "unitRef": "participant", "xsiNil": "false", "lang": "en-US", "decimals": "0", "ancestors": [ "span", "div", "ix:continuation", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true, "unique": true }, "uniqueAnchor": { "contextRef": "c-95", "name": "iff:EBPPlanTransferNumberOfParticipantAccountsTransferred", "unitRef": "participant", "xsiNil": "false", "lang": "en-US", "decimals": "0", "ancestors": [ "span", "div", "ix:continuation", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true, "unique": true } }, "R22": { "role": "http://www.iff.com/role/DELINQUENTPARTICIPANTCONTRIBUTIONSDetails", "longName": "0000022 - Disclosure - DELINQUENT PARTICIPANT CONTRIBUTIONS (Details)", "shortName": "DELINQUENT PARTICIPANT CONTRIBUTIONS (Details)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "details", "menuCat": "Details", "order": "22", "firstAnchor": { "contextRef": "c-1", "name": "us-gaap-ebp:EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionTransferredLateToPlan", "unitRef": "usd", "xsiNil": "false", "lang": "en-US", "decimals": "0", "ancestors": [ "span", "ix:continuation", "div", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true }, "uniqueAnchor": null }, "R23": { "role": "http://www.iff.com/role/SCHEDULEHLINE4aSCHEDULEOFDELINQUENTPARTICIPANTCONTRIBUTIONSDetails", "longName": "0000023 - Disclosure - SCHEDULE H, LINE 4a - SCHEDULE OF DELINQUENT PARTICIPANT CONTRIBUTIONS (Details)", "shortName": "SCHEDULE H, LINE 4a - SCHEDULE OF DELINQUENT PARTICIPANT CONTRIBUTIONS (Details)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "details", "menuCat": "Details", "order": "23", "firstAnchor": { "contextRef": "c-1", "name": "dei:EntityTaxIdentificationNumber", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "span", "div", "us-gaap-ebp:EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTableTextBlock", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true }, "uniqueAnchor": { "contextRef": "c-1", "name": "us-gaap-ebp:EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionNotCorrected", "unitRef": "usd", "xsiNil": "false", "lang": "en-US", "decimals": "0", "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap-ebp:EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionTableTextBlock", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "unique": true } }, "R24": { "role": "http://www.iff.com/role/SCHEDULEHLINE4iSCHEDULEOFASSETSHELDATENDOFYEARDetails", "longName": "0000024 - Disclosure - SCHEDULE H, LINE 4i - SCHEDULE OF ASSETS (HELD AT END OF YEAR) (Details)", "shortName": "SCHEDULE H, LINE 4i - SCHEDULE OF ASSETS (HELD AT END OF YEAR) (Details)", "isDefault": "false", "groupType": "disclosure", "subGroupType": "details", "menuCat": "Details", "order": "24", "firstAnchor": { "contextRef": "c-1", "name": "us-gaap-ebp:EmployeeBenefitPlanPlanNumber", "unitRef": null, "xsiNil": "false", "lang": "en-US", "decimals": null, "ancestors": [ "span", "div", "us-gaap-ebp:EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionTableTextBlock", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "first": true }, "uniqueAnchor": { "contextRef": "c-43", "name": "us-gaap-ebp:EmployeeBenefitPlanAssetHeldForInvestmentParticipantLoanAfterDeemedDistribution", "unitRef": "usd", "xsiNil": "false", "lang": "en-US", "decimals": "0", "ancestors": [ "span", "td", "tr", "table", "div", "us-gaap-ebp:EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTableTextBlock", "body", "html" ], "reportCount": 1, "baseRef": "iff-20260629.htm", "unique": true } } }, "tag": { "dei_AmendmentFlag": { "xbrltype": "booleanItemType", "nsuri": "http://xbrl.sec.gov/dei/2026", "localname": "AmendmentFlag", "presentation": [ "http://www.iff.com/role/Cover" ], "lang": { "en-us": { "role": { "terseLabel": "Amendment Flag", "label": "Amendment Flag", "documentation": "Boolean flag that is true when the XBRL content amends previously-filed or accepted submission." } } }, "auth_ref": [] }, "iff_BrokerageAccountMember": { "xbrltype": "domainItemType", "nsuri": "http://www.iff.com/20260629", "localname": "BrokerageAccountMember", "presentation": [ "http://www.iff.com/role/FAIRVALUEMEASUREMENTSDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Brokerage account", "label": "Brokerage Account [Member]", "documentation": "Brokerage Account" } } }, "auth_ref": [] }, "us-gaap_CommonStockMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2026", "localname": "CommonStockMember", "presentation": [ "http://www.iff.com/role/DESCRIPTIONOFTHEPLANDetails" ], "lang": { "en-us": { "role": { "terseLabel": "IFF Common Stock", "label": "Common Stock [Member]" } } }, "auth_ref": [ "r179" ] }, "dei_CoverAbstract": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/dei/2026", "localname": "CoverAbstract", "lang": { "en-us": { "role": { "label": "Cover [Abstract]", "documentation": "Cover page." } } }, "auth_ref": [] }, "us-gaap_DefinedBenefitPlanCommonCollectiveTrustMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2026", "localname": "DefinedBenefitPlanCommonCollectiveTrustMember", "presentation": [ "http://www.iff.com/role/FAIRVALUEMEASUREMENTSDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Common/collective trusts", "label": "Common Collective Trust [Member]" } } }, "auth_ref": [ "r110", "r119", "r122", "r129" ] }, "iff_DelinquentParticipantContributionsTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://www.iff.com/20260629", "localname": "DelinquentParticipantContributionsTextBlock", "presentation": [ "http://www.iff.com/role/DELINQUENTPARTICIPANTCONTRIBUTIONS" ], "lang": { "en-us": { "role": { "terseLabel": "DELINQUENT PARTICIPANT CONTRIBUTIONS", "label": "Delinquent Participant Contributions [Text Block]", "documentation": "Delinquent Participant Contributions" } } }, "auth_ref": [] }, "dei_DocumentInformationLineItems": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/dei/2026", "localname": "DocumentInformationLineItems", "presentation": [ "http://www.iff.com/role/Cover" ], "lang": { "en-us": { "role": { "terseLabel": "Document Information [Line Items]", "label": "Document Information [Line Items]", "documentation": "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." } } }, "auth_ref": [] }, "dei_DocumentInformationTable": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/dei/2026", "localname": "DocumentInformationTable", "presentation": [ "http://www.iff.com/role/Cover" ], "lang": { "en-us": { "role": { "terseLabel": "Document Information [Table]", "label": "Document Information [Table]", "documentation": "Container to support the formal attachment of each official or unofficial, public or private document as part of a submission package." } } }, "auth_ref": [] }, "dei_DocumentType": { "xbrltype": "submissionTypeItemType", "nsuri": "http://xbrl.sec.gov/dei/2026", "localname": "DocumentType", "presentation": [ "http://www.iff.com/role/Cover" ], "lang": { "en-us": { "role": { "terseLabel": "Document Type", "label": "Document Type", "documentation": "The type of document being provided (such as 10-K, 10-Q, 485BPOS, etc). The document type is limited to the same value as the supporting SEC submission type, or the word 'Other'." } } }, "auth_ref": [] }, "iff_EBP001Member": { "xbrltype": "domainItemType", "nsuri": "http://www.iff.com/20260629", "localname": "EBP001Member", "presentation": [ "http://www.iff.com/role/Cover", "http://www.iff.com/role/DELINQUENTPARTICIPANTCONTRIBUTIONS", "http://www.iff.com/role/DELINQUENTPARTICIPANTCONTRIBUTIONSDetails", "http://www.iff.com/role/DESCRIPTIONOFTHEPLAN", "http://www.iff.com/role/DESCRIPTIONOFTHEPLANDetails", "http://www.iff.com/role/FAIRVALUEMEASUREMENTS", "http://www.iff.com/role/FAIRVALUEMEASUREMENTSDetails", "http://www.iff.com/role/FAIRVALUEMEASUREMENTSTables", "http://www.iff.com/role/NOTESRECEIVABLEFROMPARTICIPANTS", "http://www.iff.com/role/NOTESRECEIVABLEFROMPARTICIPANTSDetails", "http://www.iff.com/role/PLANTRANSFERS", "http://www.iff.com/role/PLANTRANSFERSDetails", "http://www.iff.com/role/RELATEDPARTYTRANSACTIONS", "http://www.iff.com/role/SCHEDULEHLINE4aSCHEDULEOFDELINQUENTPARTICIPANTCONTRIBUTIONS", "http://www.iff.com/role/SCHEDULEHLINE4aSCHEDULEOFDELINQUENTPARTICIPANTCONTRIBUTIONSDetails", "http://www.iff.com/role/SCHEDULEHLINE4iSCHEDULEOFASSETSHELDATENDOFYEAR", "http://www.iff.com/role/SCHEDULEHLINE4iSCHEDULEOFASSETSHELDATENDOFYEARDetails", "http://www.iff.com/role/SIGNIFICANTACCOUNTINGPOLICIES", "http://www.iff.com/role/SIGNIFICANTACCOUNTINGPOLICIESDetails", "http://www.iff.com/role/SIGNIFICANTACCOUNTINGPOLICIESPolicies", "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS", "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS", "http://www.iff.com/role/SUBSEQUENTEVENTS", "http://www.iff.com/role/TAXSTATUS" ], "lang": { "en-us": { "role": { "terseLabel": "EBP 001", "label": "EBP 001 [Member]", "documentation": "EBP 001" } } }, "auth_ref": [] }, "iff_EBPBenefitClaimsPayable": { "xbrltype": "monetaryItemType", "nsuri": "http://www.iff.com/20260629", "localname": "EBPBenefitClaimsPayable", "crdr": "credit", "calculation": { "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS": { "parentTag": "us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefit", "weight": -1.0, "order": 6.0 } }, "presentation": [ "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "negatedTerseLabel": "Benefit claims payable", "label": "EBP, Benefit Claims Payable", "documentation": "EBP, Benefit Claims Payable" } } }, "auth_ref": [] }, "iff_EBPChangeInNetAssetAvailableForBenefitIncreaseDecreaseBeforeTransferToFromPlan": { "xbrltype": "monetaryItemType", "nsuri": "http://www.iff.com/20260629", "localname": "EBPChangeInNetAssetAvailableForBenefitIncreaseDecreaseBeforeTransferToFromPlan", "crdr": "debit", "calculation": { "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS": { "parentTag": "us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecrease", "weight": 1.0, "order": 1.0 } }, "presentation": [ "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "totalLabel": "Net increase in participants\u2019 balances during the year before transfers", "label": "EBP, Change in Net Asset Available for Benefit, Increase (Decrease) Before Transfer To (From) Plan", "documentation": "EBP, Change in Net Asset Available for Benefit, Increase (Decrease) Before Transfer To (From) Plan" } } }, "auth_ref": [] }, "iff_EBPChangeInNetAssetAvailableForBenefitTransferFromPlan": { "xbrltype": "monetaryItemType", "nsuri": "http://www.iff.com/20260629", "localname": "EBPChangeInNetAssetAvailableForBenefitTransferFromPlan", "crdr": "credit", "calculation": { "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS": { "parentTag": "us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecrease", "weight": -1.0, "order": 3.0 } }, "presentation": [ "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "negatedTerseLabel": "Transfers out", "label": "EBP, Change In Net Asset Available For Benefit, Transfer From Plan", "documentation": "EBP, Change In Net Asset Available For Benefit, Transfer From Plan" } } }, "auth_ref": [] }, "iff_EBPChangeInNetAssetAvailableForBenefitTransferToPlan": { "xbrltype": "monetaryItemType", "nsuri": "http://www.iff.com/20260629", "localname": "EBPChangeInNetAssetAvailableForBenefitTransferToPlan", "crdr": "debit", "calculation": { "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS": { "parentTag": "us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecrease", "weight": 1.0, "order": 2.0 } }, "presentation": [ "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "Transfers in", "label": "EBP, Change In Net Asset Available For Benefit, Transfer To Plan", "documentation": "EBP, Change In Net Asset Available For Benefit, Transfer To Plan" } } }, "auth_ref": [] }, "iff_EBPInvestmentAssetsInvestedInGovernmentSecuritiesMinimumThresholdPercentage": { "xbrltype": "percentItemType", "nsuri": "http://www.iff.com/20260629", "localname": "EBPInvestmentAssetsInvestedInGovernmentSecuritiesMinimumThresholdPercentage", "presentation": [ "http://www.iff.com/role/DESCRIPTIONOFTHEPLANDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Investment, assets invested in government securities, threshold percentage", "label": "EBP, Investment, Assets Invested In Government Securities, Minimum Threshold Percentage", "documentation": "EBP, Investment, Assets Invested In Government Securities, Minimum Threshold Percentage" } } }, "auth_ref": [] }, "iff_EBPInvestmentAssetsInvestedInGovernmentSecuritiesPercentage": { "xbrltype": "percentItemType", "nsuri": "http://www.iff.com/20260629", "localname": "EBPInvestmentAssetsInvestedInGovernmentSecuritiesPercentage", "presentation": [ "http://www.iff.com/role/DESCRIPTIONOFTHEPLANDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Investment, assets invested in government securities, percentage", "label": "EBP, Investment, Assets Invested In Government Securities, Percentage", "documentation": "EBP, Investment, Assets Invested In Government Securities, Percentage" } } }, "auth_ref": [] }, "iff_EBPInvestmentMaximumDollarWeightedAverageLifeDays": { "xbrltype": "durationItemType", "nsuri": "http://www.iff.com/20260629", "localname": "EBPInvestmentMaximumDollarWeightedAverageLifeDays", "presentation": [ "http://www.iff.com/role/DESCRIPTIONOFTHEPLANDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Investment, maximum dollar-weighted average life, days", "label": "EBP, Investment, Maximum Dollar-Weighted Average Life, Days", "documentation": "EBP, Investment, Maximum Dollar-Weighted Average Life, Days" } } }, "auth_ref": [] }, "iff_EBPInvestmentMaximumDollarWeightedAverageMaturityDays": { "xbrltype": "durationItemType", "nsuri": "http://www.iff.com/20260629", "localname": "EBPInvestmentMaximumDollarWeightedAverageMaturityDays", "presentation": [ "http://www.iff.com/role/DESCRIPTIONOFTHEPLANDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Investment, maximum dollar-weighted average maturity, days", "label": "EBP, Investment, Maximum Dollar-Weighted Average Maturity, Days", "documentation": "EBP, Investment, Maximum Dollar-Weighted Average Maturity, Days" } } }, "auth_ref": [] }, "iff_EBPInvestmentTransferIncrementPercentage": { "xbrltype": "pureItemType", "nsuri": "http://www.iff.com/20260629", "localname": "EBPInvestmentTransferIncrementPercentage", "presentation": [ "http://www.iff.com/role/DESCRIPTIONOFTHEPLANDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Investment, transfer increment, percent", "label": "EBP, Investment, Transfer Increment, Percentage", "documentation": "EBP, Investment, Transfer Increment, Percentage" } } }, "auth_ref": [] }, "iff_EBPNewAccountingPronouncementsPolicyTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://www.iff.com/20260629", "localname": "EBPNewAccountingPronouncementsPolicyTextBlock", "presentation": [ "http://www.iff.com/role/SIGNIFICANTACCOUNTINGPOLICIESPolicies" ], "lang": { "en-us": { "role": { "terseLabel": "Recent Accounting Pronouncements", "label": "EBP, New Accounting Pronouncements [Policy Text Block]", "documentation": "EBP, New Accounting Pronouncements" } } }, "auth_ref": [] }, "iff_EBPNoteReceivableFromParticipantAccountParticipantLoanAnnualMaintenanceFee": { "xbrltype": "monetaryItemType", "nsuri": "http://www.iff.com/20260629", "localname": "EBPNoteReceivableFromParticipantAccountParticipantLoanAnnualMaintenanceFee", "crdr": "debit", "presentation": [ "http://www.iff.com/role/NOTESRECEIVABLEFROMPARTICIPANTSDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Note receivable from participant, loan annual maintenance fee", "label": "EBP, Note Receivable From Participant, Account, Participant Loan Annual Maintenance Fee", "documentation": "EBP, Note Receivable From Participant, Account, Participant Loan Annual Maintenance Fee" } } }, "auth_ref": [] }, "iff_EBPNoteReceivableFromParticipantAccountParticipantLoanLookBackPeriod": { "xbrltype": "durationItemType", "nsuri": "http://www.iff.com/20260629", "localname": "EBPNoteReceivableFromParticipantAccountParticipantLoanLookBackPeriod", "presentation": [ "http://www.iff.com/role/NOTESRECEIVABLEFROMPARTICIPANTSDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Note receivable from participant, loan look back period", "label": "EBP, Note Receivable From Participant, Account, Participant Loan Look Back Period", "documentation": "EBP, Note Receivable From Participant, Account, Participant Loan Look Back Period" } } }, "auth_ref": [] }, "iff_EBPNoteReceivableFromParticipantAccountParticipantLoanSetupFee": { "xbrltype": "monetaryItemType", "nsuri": "http://www.iff.com/20260629", "localname": "EBPNoteReceivableFromParticipantAccountParticipantLoanSetupFee", "crdr": "debit", "presentation": [ "http://www.iff.com/role/NOTESRECEIVABLEFROMPARTICIPANTSDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Note receivable from participant, loan setup fee", "label": "EBP, Note Receivable From Participant, Account, Participant Loan Setup Fee", "documentation": "EBP, Note Receivable From Participant, Account, Participant Loan Setup Fee" } } }, "auth_ref": [] }, "iff_EBPNoteReceivableFromParticipantCollateralizedPercentageOfVestedAccountBalance": { "xbrltype": "pureItemType", "nsuri": "http://www.iff.com/20260629", "localname": "EBPNoteReceivableFromParticipantCollateralizedPercentageOfVestedAccountBalance", "presentation": [ "http://www.iff.com/role/NOTESRECEIVABLEFROMPARTICIPANTSDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Note receivable from participant, collateralized percentage of vested account balance", "label": "EBP, Note Receivable From Participant, Collateralized Percentage Of Vested Account Balance", "documentation": "EBP, Note Receivable From Participant, Collateralized Percentage Of Vested Account Balance" } } }, "auth_ref": [] }, "iff_EBPNoteReceivableFromParticipantMaximumNumberOfOutstandingParticipantLoans": { "xbrltype": "integerItemType", "nsuri": "http://www.iff.com/20260629", "localname": "EBPNoteReceivableFromParticipantMaximumNumberOfOutstandingParticipantLoans", "presentation": [ "http://www.iff.com/role/NOTESRECEIVABLEFROMPARTICIPANTSDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Note receivable from participant, maximum number of outstanding participant loans", "label": "EBP, Note Receivable From Participant, Maximum Number Of Outstanding Participant Loans", "documentation": "EBP, Note Receivable From Participant, Maximum Number Of Outstanding Participant Loans" } } }, "auth_ref": [] }, "iff_EBPNoteReceivableFromParticipantTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://www.iff.com/20260629", "localname": "EBPNoteReceivableFromParticipantTextBlock", "presentation": [ "http://www.iff.com/role/NOTESRECEIVABLEFROMPARTICIPANTS" ], "lang": { "en-us": { "role": { "terseLabel": "NOTES RECEIVABLE FROM PARTICIPANTS", "label": "EBP, Note Receivable From Participant [Text Block]", "documentation": "EBP, Note Receivable From Participant" } } }, "auth_ref": [] }, "iff_EBPParticipantContributionAutomaticAnnualIncreaseDeferralRate": { "xbrltype": "percentItemType", "nsuri": "http://www.iff.com/20260629", "localname": "EBPParticipantContributionAutomaticAnnualIncreaseDeferralRate", "presentation": [ "http://www.iff.com/role/DESCRIPTIONOFTHEPLANDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Participant contribution, automatic, annual increase deferral rate", "label": "EBP, Participant Contribution, Automatic, Annual Increase Deferral Rate", "documentation": "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." } } }, "auth_ref": [] }, "iff_EBPParticipantContributionAutomaticElectionPeriod": { "xbrltype": "durationItemType", "nsuri": "http://www.iff.com/20260629", "localname": "EBPParticipantContributionAutomaticElectionPeriod", "presentation": [ "http://www.iff.com/role/DESCRIPTIONOFTHEPLANDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Participant contribution, automatic, election period", "label": "EBP, Participant Contribution, Automatic, Election Period", "documentation": "EBP, Participant Contribution, Automatic, Election Period" } } }, "auth_ref": [] }, "iff_EBPParticipantContributionInvestmentFundContributionToTotalContributionThresholdPercentage": { "xbrltype": "pureItemType", "nsuri": "http://www.iff.com/20260629", "localname": "EBPParticipantContributionInvestmentFundContributionToTotalContributionThresholdPercentage", "presentation": [ "http://www.iff.com/role/DESCRIPTIONOFTHEPLANDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Participant contribution, investment, fund contribution to total contributions, percent", "label": "EBP, Participant Contribution, Investment, Fund Contribution to Total Contribution, Threshold Percentage", "documentation": "EBP, Participant Contribution, Investment, Fund Contribution to Total Contribution, Threshold Percentage" } } }, "auth_ref": [] }, "iff_EBPPlanNameAxis": { "xbrltype": "stringItemType", "nsuri": "http://www.iff.com/20260629", "localname": "EBPPlanNameAxis", "presentation": [ "http://www.iff.com/role/PLANTRANSFERSDetails" ], "lang": { "en-us": { "role": { "terseLabel": "EBP, Plan Name [Axis]", "label": "EBP, Plan Name [Axis]", "documentation": "EBP, Plan Name" } } }, "auth_ref": [] }, "iff_EBPPlanNameDomain": { "xbrltype": "domainItemType", "nsuri": "http://www.iff.com/20260629", "localname": "EBPPlanNameDomain", "presentation": [ "http://www.iff.com/role/PLANTRANSFERSDetails" ], "lang": { "en-us": { "role": { "terseLabel": "EBP, Plan Name [Domain]", "label": "EBP, Plan Name [Domain]", "documentation": "EBP, Plan Name [Domain]" } } }, "auth_ref": [] }, "iff_EBPPlanTransferNumberOfParticipantAccountsTransferred": { "xbrltype": "integerItemType", "nsuri": "http://www.iff.com/20260629", "localname": "EBPPlanTransferNumberOfParticipantAccountsTransferred", "presentation": [ "http://www.iff.com/role/PLANTRANSFERSDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Number of participant accounts transferred", "label": "EBP, Plan Transfer, Number Of Participant Accounts Transferred", "documentation": "EBP, Plan Transfer, Number Of Participant Accounts Transferred" } } }, "auth_ref": [] }, "iff_EBPPlanTransfersAbstract": { "xbrltype": "stringItemType", "nsuri": "http://www.iff.com/20260629", "localname": "EBPPlanTransfersAbstract", "lang": { "en-us": { "role": { "label": "EBP, Plan Transfers [Abstract]", "documentation": "EBP, Plan Transfers" } } }, "auth_ref": [] }, "iff_EBPPlanTransfersTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://www.iff.com/20260629", "localname": "EBPPlanTransfersTextBlock", "presentation": [ "http://www.iff.com/role/PLANTRANSFERS" ], "lang": { "en-us": { "role": { "terseLabel": "PLAN TRANSFERS", "label": "EBP, Plan Transfers [Text Block]", "documentation": "EBP, Plan Transfers" } } }, "auth_ref": [] }, "iff_EBPRequisiteServicePeriod": { "xbrltype": "durationItemType", "nsuri": "http://www.iff.com/20260629", "localname": "EBPRequisiteServicePeriod", "presentation": [ "http://www.iff.com/role/DESCRIPTIONOFTHEPLANDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Requisite service period", "label": "EBP, Requisite Service Period", "documentation": "EBP, Requisite Service Period" } } }, "auth_ref": [] }, "us-gaap-ebp_EbpFairValueInvestmentNavRedemptionNoticePeriod": { "xbrltype": "durationItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EbpFairValueInvestmentNavRedemptionNoticePeriod", "presentation": [ "http://www.iff.com/role/FAIRVALUEMEASUREMENTSDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Fair value, investment, NAV, redemption, notice period", "label": "EBP, Fair Value, Investment, NAV, Redemption, Notice Period", "documentation": "Period for redemption notice required for investment held by employee stock purchase, saving, or similar plan (employee benefit plan (EBP)), that is measured at net asset value (NAV) per share as practical expedient for estimate of fair value, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days." } } }, "auth_ref": [ "r107", "r119" ] }, "us-gaap-ebp_EbpRiskAndUncertaintyPolicyTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EbpRiskAndUncertaintyPolicyTextBlock", "presentation": [ "http://www.iff.com/role/SIGNIFICANTACCOUNTINGPOLICIESPolicies" ], "lang": { "en-us": { "role": { "terseLabel": "Risks and Uncertainties", "label": "EBP, Risk and Uncertainty [Policy Text Block]", "documentation": "Disclosure of accounting policy for risk and uncertainty of employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Includes, but is not limited to, concentration risk." } } }, "auth_ref": [ "r42", "r43" ] }, "us-gaap-ebp_EbpSubsequentEventAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EbpSubsequentEventAbstract", "lang": { "en-us": { "role": { "label": "EBP, Subsequent Event [Abstract]" } } }, "auth_ref": [] }, "us-gaap-ebp_EbpSubsequentEventLineItems": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EbpSubsequentEventLineItems", "presentation": [ "http://www.iff.com/role/SUBSEQUENTEVENTS" ], "lang": { "en-us": { "role": { "terseLabel": "EBP, Subsequent Event [Line Items]", "label": "EBP, Subsequent Event [Line Items]", "documentation": "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." } } }, "auth_ref": [ "r49", "r134" ] }, "us-gaap-ebp_EbpSubsequentEventTable": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EbpSubsequentEventTable", "presentation": [ "http://www.iff.com/role/SUBSEQUENTEVENTS" ], "lang": { "en-us": { "role": { "terseLabel": "EBP, Subsequent Event [Table]", "label": "EBP, Subsequent Event [Table]", "documentation": "Disclosure of information about subsequent event for employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r49", "r134" ] }, "us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanAccountingPolicyAbstract", "lang": { "en-us": { "role": { "label": "EBP, Accounting Policy, Accounting Standard Update, and Change in Accounting Principle [Abstract]" } } }, "auth_ref": [] }, "us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyLineItems": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanAccountingPolicyLineItems", "presentation": [ "http://www.iff.com/role/SIGNIFICANTACCOUNTINGPOLICIES", "http://www.iff.com/role/SIGNIFICANTACCOUNTINGPOLICIESDetails", "http://www.iff.com/role/SIGNIFICANTACCOUNTINGPOLICIESPolicies" ], "lang": { "en-us": { "role": { "terseLabel": "EBP, Accounting Policy [Line Items]", "label": "EBP, Accounting Policy [Line Items]", "documentation": "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." } } }, "auth_ref": [ "r172", "r182" ] }, "us-gaap-ebp_EmployeeBenefitPlanAccountingPolicyTable": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanAccountingPolicyTable", "presentation": [ "http://www.iff.com/role/SIGNIFICANTACCOUNTINGPOLICIES", "http://www.iff.com/role/SIGNIFICANTACCOUNTINGPOLICIESDetails", "http://www.iff.com/role/SIGNIFICANTACCOUNTINGPOLICIESPolicies" ], "lang": { "en-us": { "role": { "terseLabel": "EBP, Accounting Policy [Table]", "label": "EBP, Accounting Policy [Table]", "documentation": "Disclosure of information about accounting policy for employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r172", "r182" ] }, "us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestment": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanAssetHeldForInvestment", "crdr": "debit", "calculation": { "http://www.iff.com/role/SCHEDULEHLINE4iSCHEDULEOFASSETSHELDATENDOFYEARDetails": { "parentTag": null, "weight": null, "order": null, "root": true } }, "presentation": [ "http://www.iff.com/role/SCHEDULEHLINE4iSCHEDULEOFASSETSHELDATENDOFYEARDetails" ], "lang": { "en-us": { "role": { "totalLabel": "TOTAL", "label": "EBP, Asset Held for Investment", "documentation": "Amount of total assets in schedule of asset held for investment of employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Includes, but is not limited to, current value of investment, participant loan, and plan interest in master trust." } } }, "auth_ref": [ "r139", "r179" ] }, "us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentInvestmentExcludingPlanInterestInMasterTrustCurrentValue": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanAssetHeldForInvestmentInvestmentExcludingPlanInterestInMasterTrustCurrentValue", "crdr": "debit", "calculation": { "http://www.iff.com/role/SCHEDULEHLINE4iSCHEDULEOFASSETSHELDATENDOFYEARDetails": { "parentTag": "us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestment", "weight": 1.0, "order": 1.0 } }, "presentation": [ "http://www.iff.com/role/SCHEDULEHLINE4iSCHEDULEOFASSETSHELDATENDOFYEARDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Current Value", "label": "EBP, Asset Held for Investment, Investment, Excluding Plan Interest in Master Trust, Current Value", "documentation": "Current value of investment, excluding plan interest in master trust, in schedule of asset held for investment of employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Includes, but is not limited to, derivative, investment measured at net asset value per share as practical expedient, and insurance contract." } } }, "auth_ref": [ "r89", "r144" ] }, "us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestmentParticipantLoanAfterDeemedDistribution": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanAssetHeldForInvestmentParticipantLoanAfterDeemedDistribution", "crdr": "debit", "calculation": { "http://www.iff.com/role/SCHEDULEHLINE4iSCHEDULEOFASSETSHELDATENDOFYEARDetails": { "parentTag": "us-gaap-ebp_EmployeeBenefitPlanAssetHeldForInvestment", "weight": 1.0, "order": 2.0 } }, "presentation": [ "http://www.iff.com/role/SCHEDULEHLINE4iSCHEDULEOFASSETSHELDATENDOFYEARDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Notes Receivable From Participants", "label": "EBP, Asset Held for Investment, Participant Loan, after Deemed Distribution", "documentation": "Amount, after deemed distribution, of participant loan in schedule of asset held for investment of employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r89", "r144" ] }, "us-gaap-ebp_EmployeeBenefitPlanBasisOfAccountingPolicyTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanBasisOfAccountingPolicyTextBlock", "presentation": [ "http://www.iff.com/role/SIGNIFICANTACCOUNTINGPOLICIESPolicies" ], "lang": { "en-us": { "role": { "terseLabel": "Method of Accounting", "label": "EBP, Basis of Accounting [Policy Text Block]", "documentation": "Disclosure of accounting policy for basis of accounting used to prepare financial statements of employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r172", "r182" ] }, "us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecrease": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecrease", "crdr": "credit", "calculation": { "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS": { "parentTag": "iff_EBPChangeInNetAssetAvailableForBenefitIncreaseDecreaseBeforeTransferToFromPlan", "weight": -1.0, "order": 2.0 } }, "presentation": [ "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "negatedTotalLabel": "TOTAL DEDUCTIONS", "label": "EBP, Change in Net Asset Available for Benefit, Decrease", "documentation": "Amount of decrease in net asset available for benefit to participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r130", "r181" ] }, "us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseForAdministrativeExpense": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseForAdministrativeExpense", "crdr": "credit", "calculation": { "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS": { "parentTag": "us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecrease", "weight": 1.0, "order": 2.0 } }, "presentation": [ "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "negatedTerseLabel": "Administrative fees", "label": "EBP, Change in Net Asset Available for Benefit, Decrease from Administrative Expense", "documentation": "Amount of decrease in net asset available for benefit from administrative expense incurred by employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r55", "r91", "r130" ] }, "us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseForPaymentToParticipant": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecreaseForPaymentToParticipant", "crdr": "credit", "calculation": { "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS": { "parentTag": "us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitDecrease", "weight": 1.0, "order": 1.0 } }, "presentation": [ "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "negatedTerseLabel": "Benefits distributed", "label": "EBP, Change in Net Asset Available for Benefit, Decrease from Payment to Participant", "documentation": "Amount of decrease in net asset available for benefit from payment of benefit to participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)), including, but not limited to, withdrawal." } } }, "auth_ref": [ "r54", "r85", "r91", "r100", "r130" ] }, "us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncrease": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncrease", "crdr": "debit", "calculation": { "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS": { "parentTag": "iff_EBPChangeInNetAssetAvailableForBenefitIncreaseDecreaseBeforeTransferToFromPlan", "weight": 1.0, "order": 1.0 } }, "presentation": [ "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "totalLabel": "TOTAL ADDITIONS", "label": "EBP, Change in Net Asset Available for Benefit, Increase", "documentation": "Amount of increase in net asset available for benefit to participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r130", "r181" ] }, "us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecrease": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecrease", "crdr": "debit", "calculation": { "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS": { "parentTag": null, "weight": null, "order": null, "root": true } }, "presentation": [ "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "totalLabel": "Net increase in participants\u2019 balances during the year", "label": "EBP, Change in Net Asset Available for Benefit, Increase (Decrease)", "documentation": "Amount of increase (decrease) in net asset available for benefit to participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r0", "r91", "r130", "r185" ] }, "us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForGainLossOnInvestment": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForGainLossOnInvestment", "crdr": "debit", "calculation": { "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS": { "parentTag": "us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestment", "weight": 1.0, "order": 3.0 } }, "presentation": [ "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "Net appreciation in fair value investments", "label": "EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Gain (Loss) on Investment", "documentation": "Amount of increase (decrease) in net asset available for benefit from realized and unrealized gain (loss) on investment held by employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r12", "r52", "r102", "r130" ] }, "us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestment": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestment", "crdr": "debit", "calculation": { "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS": { "parentTag": "us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncrease", "weight": 1.0, "order": 2.0 } }, "presentation": [ "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "totalLabel": "Net investment income", "label": "EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Income (Loss) on Investment", "documentation": "Amount of increase (decrease) in net asset available for benefit from income (loss) on investment held by employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Includes, but is not limited to, realized and unrealized gain (loss) on investment." } } }, "auth_ref": [ "r130" ] }, "us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestmentAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestmentAbstract", "presentation": [ "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "Investment income:", "label": "EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Income (Loss) on Investment [Abstract]" } } }, "auth_ref": [] }, "us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForOtherIncomeLossOnInvestment": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForOtherIncomeLossOnInvestment", "crdr": "debit", "calculation": { "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS": { "parentTag": "us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncrease", "weight": 1.0, "order": 4.0 } }, "presentation": [ "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "Other income", "label": "EBP, Change in Net Asset Available for Benefit, Increase (Decrease) from Other Investment Income (Loss)", "documentation": "Amount of increase (decrease) in net asset available for benefit from investment income (loss) on investment held by employee stock purchase, saving, or similar plan (employee benefit plan (EBP)), classified as other." } } }, "auth_ref": [ "r77" ] }, "us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForContribution": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForContribution", "crdr": "debit", "calculation": { "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS": { "parentTag": "us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncrease", "weight": 1.0, "order": 1.0 } }, "presentation": [ "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "totalLabel": "TOTAL CONTRIBUTIONS", "label": "EBP, Change in Net Asset Available for Benefit, Increase from Contribution", "documentation": "Amount of increase in net asset available for benefit from contribution to employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r130", "r181" ] }, "us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForContributionAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForContributionAbstract", "presentation": [ "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "Contributions:", "label": "EBP, Change in Net Asset Available for Benefit, Increase from Contribution [Abstract]" } } }, "auth_ref": [] }, "us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForDividendIncomeOnInvestment": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForDividendIncomeOnInvestment", "crdr": "debit", "calculation": { "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS": { "parentTag": "us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestment", "weight": 1.0, "order": 1.0 } }, "presentation": [ "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "Dividends", "label": "EBP, Change in Net Asset Available for Benefit, Increase from Dividend Income on Investment", "documentation": "Amount of increase in net asset available for benefit from dividend income on investment held by employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r78", "r130", "r168", "r188" ] }, "us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForEmployerContributionCash": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForEmployerContributionCash", "crdr": "debit", "calculation": { "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS": { "parentTag": "us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForContribution", "weight": 1.0, "order": 1.0 } }, "presentation": [ "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "Company contributions", "label": "EBP, Change in Net Asset Available for Benefit, Increase from Employer Contribution, Cash", "documentation": "Amount of increase in net asset available for benefit from cash contribution from employer of participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r53", "r130" ] }, "us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForInterestIncomeOnInvestment": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForInterestIncomeOnInvestment", "crdr": "debit", "calculation": { "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS": { "parentTag": "us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseDecreaseForIncomeLossOnInvestment", "weight": 1.0, "order": 2.0 } }, "presentation": [ "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "Interest", "label": "EBP, Change in Net Asset Available for Benefit, Increase from Interest Income on Investment", "documentation": "Amount of increase in net asset available for benefit from interest income on investment held by employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Excludes interest income on note receivable from participant." } } }, "auth_ref": [ "r76", "r130", "r168", "r188" ] }, "us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForInterestIncomeOnNoteReceivableFromParticipant": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForInterestIncomeOnNoteReceivableFromParticipant", "crdr": "debit", "calculation": { "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS": { "parentTag": "us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncrease", "weight": 1.0, "order": 3.0 } }, "presentation": [ "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "Interest income on notes receivable from participants", "label": "EBP, Change in Net Asset Available for Benefit, Increase from Interest Income on Note Receivable from Participant", "documentation": "Amount of increase in net asset available for benefit from interest income on note receivable from participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r130", "r181" ] }, "us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForParticipantContributionExcludingRollover": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForParticipantContributionExcludingRollover", "crdr": "debit", "calculation": { "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS": { "parentTag": "us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForContribution", "weight": 1.0, "order": 2.0 } }, "presentation": [ "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "Participant contributions", "label": "EBP, Change in Net Asset Available for Benefit, Increase from Participant Contribution, Excluding Rollover", "documentation": "Amount, excluding rollover, of increase in net asset available for benefit from contribution by participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r130", "r135", "r136", "r137", "r177", "r178" ] }, "us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForParticipantContributionRollover": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForParticipantContributionRollover", "crdr": "debit", "calculation": { "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS": { "parentTag": "us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitIncreaseForContribution", "weight": 1.0, "order": 3.0 } }, "presentation": [ "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "Rollover contributions", "label": "EBP, Change in Net Asset Available for Benefit, Increase from Participant Contribution, Rollover", "documentation": "Amount of increase in net asset available for benefit from contribution transferred from another qualified plan or from individual retirement account of participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Excludes contribution for participant transmitted by employer of participant in EBP." } } }, "auth_ref": [ "r130", "r135", "r136", "r137", "r177", "r178" ] }, "us-gaap-ebp_EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitTransferToFromExternalPlan": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanChangeInNetAssetAvailableForBenefitTransferToFromExternalPlan", "crdr": "debit", "presentation": [ "http://www.iff.com/role/PLANTRANSFERSDetails" ], "lang": { "en-us": { "role": { "verboseLabel": "Transfers to (from) plan", "label": "EBP, Change in Net Asset Available for Benefit, Transfer to (from) Plan", "documentation": "Amount of net asset available for benefit transferred to (from) employee stock purchase, saving, or similar plan (employee benefit plan (EBP)) from (to) external plan." } } }, "auth_ref": [ "r56", "r130", "r170", "r181" ] }, "us-gaap-ebp_EmployeeBenefitPlanContributionAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanContributionAbstract", "lang": { "en-us": { "role": { "label": "EBP, Contribution [Abstract]" } } }, "auth_ref": [] }, "us-gaap-ebp_EmployeeBenefitPlanContributionLineItems": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanContributionLineItems", "presentation": [ "http://www.iff.com/role/NOTESRECEIVABLEFROMPARTICIPANTS", "http://www.iff.com/role/NOTESRECEIVABLEFROMPARTICIPANTSDetails" ], "lang": { "en-us": { "role": { "terseLabel": "EBP, Contribution [Line Items]", "label": "EBP, Contribution [Line Items]", "documentation": "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." } } }, "auth_ref": [ "r84" ] }, "us-gaap-ebp_EmployeeBenefitPlanContributionPolicyTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanContributionPolicyTextBlock", "presentation": [ "http://www.iff.com/role/SIGNIFICANTACCOUNTINGPOLICIESPolicies" ], "lang": { "en-us": { "role": { "terseLabel": "Contributions Income", "label": "EBP, Contribution [Policy Text Block]", "documentation": "Disclosure of accounting policy for determining contribution to employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Includes, but is not limited to, basis for determining employer contribution and method of determining participant contribution." } } }, "auth_ref": [ "r58" ] }, "us-gaap-ebp_EmployeeBenefitPlanContributionTable": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanContributionTable", "presentation": [ "http://www.iff.com/role/NOTESRECEIVABLEFROMPARTICIPANTS", "http://www.iff.com/role/NOTESRECEIVABLEFROMPARTICIPANTSDetails" ], "lang": { "en-us": { "role": { "terseLabel": "EBP, Contribution [Table]", "label": "EBP, Contribution [Table]", "documentation": "Disclosure of information about contribution to employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r84" ] }, "us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanDescriptionOfPlanAbstract", "lang": { "en-us": { "role": { "label": "EBP, Description of Plan and Accounting Change [Abstract]" } } }, "auth_ref": [] }, "us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanLineItems": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanDescriptionOfPlanLineItems", "presentation": [ "http://www.iff.com/role/DESCRIPTIONOFTHEPLAN", "http://www.iff.com/role/DESCRIPTIONOFTHEPLANDetails" ], "lang": { "en-us": { "role": { "terseLabel": "EBP, Description of Plan [Line Items]", "label": "EBP, Description of Plan [Line Items]", "documentation": "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." } } }, "auth_ref": [ "r169" ] }, "us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTable": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanDescriptionOfPlanTable", "presentation": [ "http://www.iff.com/role/DESCRIPTIONOFTHEPLAN", "http://www.iff.com/role/DESCRIPTIONOFTHEPLANDetails" ], "lang": { "en-us": { "role": { "terseLabel": "EBP, Description of Plan [Table]", "label": "EBP, Description of Plan [Table]", "documentation": "Disclosure of information about description of employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r169" ] }, "us-gaap-ebp_EmployeeBenefitPlanDescriptionOfPlanTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanDescriptionOfPlanTextBlock", "presentation": [ "http://www.iff.com/role/DESCRIPTIONOFTHEPLAN" ], "lang": { "en-us": { "role": { "terseLabel": "DESCRIPTION OF THE PLAN", "label": "EBP, Description of Plan [Text Block]", "documentation": "The entire disclosure for description of employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Includes, but is not limited to, vesting and allocation provisions and disposition of forfeiture." } } }, "auth_ref": [ "r2", "r3", "r4", "r57", "r130" ] }, "us-gaap-ebp_EmployeeBenefitPlanEmployerCommonStockMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanEmployerCommonStockMember", "presentation": [ "http://www.iff.com/role/FAIRVALUEMEASUREMENTSDetails", "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "IFF Common Stock", "label": "EBP, Employer, Common Stock [Member]", "documentation": "Common stock issued by employer of participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r114", "r166", "r173", "r175", "r176", "r186", "r190", "r191" ] }, "us-gaap-ebp_EmployeeBenefitPlanEmployerContributionMatchingPercentage": { "xbrltype": "percentItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanEmployerContributionMatchingPercentage", "presentation": [ "http://www.iff.com/role/DESCRIPTIONOFTHEPLANDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Employer contribution, matching percentage", "label": "EBP, Employer Contribution, Matching Percentage", "documentation": "Percentage of employer matching contribution on eligible participant contribution to employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r130" ] }, "us-gaap-ebp_EmployeeBenefitPlanEmployerContributionParticipantCompensationMatchedPercentage": { "xbrltype": "percentItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanEmployerContributionParticipantCompensationMatchedPercentage", "presentation": [ "http://www.iff.com/role/DESCRIPTIONOFTHEPLANDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Employer contribution, participant compensation matched, percent", "label": "EBP, Employer Contribution, Participant Compensation Matched, Percentage", "documentation": "Percentage of participant compensation eligible for employer matching contribution for participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r130" ] }, "us-gaap-ebp_EmployeeBenefitPlanEmployerContributionReceivable": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanEmployerContributionReceivable", "crdr": "debit", "calculation": { "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS": { "parentTag": "us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefit", "weight": 1.0, "order": 3.0 } }, "presentation": [ "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "Employer contributions receivable", "label": "EBP, Employer Contribution, Receivable", "documentation": "Amount of contribution receivable from employer of participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r90", "r92", "r130" ] }, "us-gaap-ebp_EmployeeBenefitPlanExpensePolicyTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanExpensePolicyTextBlock", "presentation": [ "http://www.iff.com/role/SIGNIFICANTACCOUNTINGPOLICIESPolicies" ], "lang": { "en-us": { "role": { "terseLabel": "Administrative Expenses", "label": "EBP, Expense [Policy Text Block]", "documentation": "Disclosure of accounting policy for expense incurred by employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r130" ] }, "us-gaap-ebp_EmployeeBenefitPlanForfeitedNonvestedAccount": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanForfeitedNonvestedAccount", "crdr": "debit", "presentation": [ "http://www.iff.com/role/DESCRIPTIONOFTHEPLANDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Forfeited nonvested account", "label": "EBP, Forfeited Nonvested Account", "documentation": "Amount of plan asset, in forfeited nonvested account, no longer allocated to participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r60", "r130" ] }, "us-gaap-ebp_EmployeeBenefitPlanForfeitedNonvestedAccountDecreaseForAdministrativeExpense": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanForfeitedNonvestedAccountDecreaseForAdministrativeExpense", "crdr": "credit", "presentation": [ "http://www.iff.com/role/DESCRIPTIONOFTHEPLANDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Forfeited nonvested account, decrease from administrative expense", "label": "EBP, Forfeited Nonvested Account, Decrease from Administrative Expense", "documentation": "Amount of decrease in forfeited nonvested account of employee stock purchase, saving, or similar plan (employee benefit plan (EBP)) from administrative expense." } } }, "auth_ref": [ "r60", "r86" ] }, "us-gaap-ebp_EmployeeBenefitPlanForfeitedNonvestedAccountDecreaseForEmployerContribution": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanForfeitedNonvestedAccountDecreaseForEmployerContribution", "crdr": "credit", "presentation": [ "http://www.iff.com/role/DESCRIPTIONOFTHEPLANDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Forfeited nonvested account, decrease from employer contribution", "label": "EBP, Forfeited Nonvested Account, Decrease from Employer Contribution", "documentation": "Amount of decrease in forfeited nonvested account of employee stock purchase, saving, or similar plan (employee benefit plan (EBP)) from employer contribution." } } }, "auth_ref": [ "r60", "r86", "r130" ] }, "us-gaap-ebp_EmployeeBenefitPlanInvestmentExcludingPlanInterestInMasterTrustFairValue": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanInvestmentExcludingPlanInterestInMasterTrustFairValue", "crdr": "debit", "calculation": { "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS": { "parentTag": "us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefit", "weight": 1.0, "order": 1.0 } }, "presentation": [ "http://www.iff.com/role/FAIRVALUEMEASUREMENTSDetails", "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "Total investments at fair value", "label": "EBP, Investment, Excluding Plan Interest in Master Trust, Fair Value", "documentation": "Fair value of investment, excluding plan interest in master trust, held by employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Includes, but is not limited to, derivative, investment measured at net asset value per share as practical expedient, and insurance contract not meeting fully-benefit responsive investment criteria." } } }, "auth_ref": [ "r11", "r13", "r14", "r21", "r22", "r24", "r25", "r31", "r32", "r34", "r95", "r108", "r109", "r110", "r111", "r112", "r113", "r114", "r115", "r116", "r117", "r130" ] }, "us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanInvestmentFairValueAbstract", "presentation": [ "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "Investments, at fair value:", "label": "EBP, Investment, Fair Value [Abstract]" } } }, "auth_ref": [] }, "us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanInvestmentFairValueAndNavAbstract", "lang": { "en-us": { "role": { "label": "EBP, Investment, Fair Value and NAV [Abstract]" } } }, "auth_ref": [] }, "us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavLineItems": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanInvestmentFairValueAndNavLineItems", "presentation": [ "http://www.iff.com/role/FAIRVALUEMEASUREMENTS", "http://www.iff.com/role/FAIRVALUEMEASUREMENTSDetails", "http://www.iff.com/role/FAIRVALUEMEASUREMENTSTables" ], "lang": { "en-us": { "role": { "terseLabel": "EBP, Investment, Fair Value and NAV [Line Items]", "label": "EBP, Investment, Fair Value and NAV [Line Items]", "documentation": "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." } } }, "auth_ref": [ "r26", "r27", "r28", "r31", "r32", "r34", "r35", "r36", "r37", "r38", "r39", "r40", "r61", "r82", "r108", "r109", "r110", "r111", "r112", "r113", "r114", "r115", "r116", "r117" ] }, "us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTable": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanInvestmentFairValueAndNavTable", "presentation": [ "http://www.iff.com/role/FAIRVALUEMEASUREMENTS", "http://www.iff.com/role/FAIRVALUEMEASUREMENTSDetails", "http://www.iff.com/role/FAIRVALUEMEASUREMENTSTables" ], "lang": { "en-us": { "role": { "terseLabel": "EBP, Investment, Fair Value and NAV [Table]", "label": "EBP, Investment, Fair Value and NAV [Table]", "documentation": "Disclosure of information about fair value of investment held by employee stock purchase, saving, or similar plan (employee benefit plan (EBP)), including, but not limited to, fair value measured at net asset value per share as practical expedient (NAV)." } } }, "auth_ref": [ "r25", "r26", "r27", "r28", "r31", "r32", "r34", "r35", "r36", "r37", "r38", "r39", "r40", "r61", "r82", "r98", "r108", "r109", "r110", "r111", "r112", "r113", "r114", "r115", "r116", "r117" ] }, "us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTableTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanInvestmentFairValueAndNavTableTextBlock", "presentation": [ "http://www.iff.com/role/FAIRVALUEMEASUREMENTSTables" ], "lang": { "en-us": { "role": { "terseLabel": "EBP, Investment, Fair Value and NAV", "label": "EBP, Investment, Fair Value and NAV [Table Text Block]", "documentation": "Tabular disclosure of fair value of investment held by employee stock purchase, saving, or similar plan (employee benefit plan (EBP)), including, but not limited to, fair value measured at net asset value per share as practical expedient (NAV)." } } }, "auth_ref": [ "r23", "r30", "r32", "r33", "r41", "r130", "r183", "r184", "r187" ] }, "us-gaap-ebp_EmployeeBenefitPlanInvestmentFairValueAndNavTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanInvestmentFairValueAndNavTextBlock", "presentation": [ "http://www.iff.com/role/FAIRVALUEMEASUREMENTS" ], "lang": { "en-us": { "role": { "terseLabel": "FAIR VALUE MEASUREMENTS", "label": "EBP, Investment, Fair Value and NAV [Text Block]", "documentation": "The entire disclosure for fair value of investment held by employee stock purchase, saving, or similar plan (employee benefit plan (EBP)), including, but not limited to, fair value measured at net asset value per share as practical expedient (NAV)." } } }, "auth_ref": [ "r26", "r28", "r29", "r31", "r32", "r34", "r37", "r38", "r39", "r40", "r61", "r82", "r83", "r95", "r96", "r130", "r133" ] }, "us-gaap-ebp_EmployeeBenefitPlanInvestmentPolicyTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanInvestmentPolicyTextBlock", "presentation": [ "http://www.iff.com/role/SIGNIFICANTACCOUNTINGPOLICIESPolicies" ], "lang": { "en-us": { "role": { "terseLabel": "Valuation of Investments and Security Transactions and Related Investment Income", "label": "EBP, Investment [Policy Text Block]", "documentation": "Disclosure of accounting policy for investment held by employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r94", "r98", "r99", "r130" ] }, "us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefit": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanNetAssetAvailableForBenefit", "crdr": "debit", "calculation": { "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS": { "parentTag": null, "weight": null, "order": null, "root": true } }, "presentation": [ "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS", "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "totalLabel": "Net assets available for benefits", "periodStartLabel": "Beginning of year", "periodEndLabel": "End of year", "label": "EBP, Net Asset Available for Benefit", "documentation": "Amount of asset less liability available to pay benefit of participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)), including, but not limited to, aggregation of participants' individual account balances." } } }, "auth_ref": [ "r1", "r51", "r74", "r87", "r88", "r97", "r105", "r130", "r131", "r180" ] }, "us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipant": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanNoteReceivableFromParticipant", "crdr": "debit", "calculation": { "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS": { "parentTag": "us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefit", "weight": 1.0, "order": 2.0 } }, "presentation": [ "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "Notes receivable from participants", "label": "EBP, Note Receivable from Participant", "documentation": "Amount of unpaid principal plus accrued but unpaid interest for loan from participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r93", "r130", "r180" ] }, "us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipantAccountMaximumBorrowingAmount": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanNoteReceivableFromParticipantAccountMaximumBorrowingAmount", "crdr": "debit", "presentation": [ "http://www.iff.com/role/NOTESRECEIVABLEFROMPARTICIPANTSDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Note receivable from participant, maximum borrowing amount", "label": "EBP, Note Receivable from Participant, Account, Maximum Borrowing, Amount", "documentation": "Amount of maximum account balance that participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)) can borrow." } } }, "auth_ref": [ "r130" ] }, "us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipantAccountMaximumBorrowingToTotalAccountPercentage": { "xbrltype": "percentItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanNoteReceivableFromParticipantAccountMaximumBorrowingToTotalAccountPercentage", "presentation": [ "http://www.iff.com/role/NOTESRECEIVABLEFROMPARTICIPANTSDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Note receivable from participant, maximum borrowing to total account, percent", "label": "EBP, Note Receivable from Participant, Account, Maximum Borrowing, to Total Account, Percentage", "documentation": "Percentage of maximum account balance that participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)) can borrow to total participant account balance." } } }, "auth_ref": [ "r130" ] }, "us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipantAccountMinimumBorrowingAmount": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanNoteReceivableFromParticipantAccountMinimumBorrowingAmount", "crdr": "debit", "presentation": [ "http://www.iff.com/role/NOTESRECEIVABLEFROMPARTICIPANTSDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Note receivable from participant, minimum borrowing, amount", "label": "EBP, Note Receivable from Participant, Account, Minimum Borrowing, Amount", "documentation": "Amount of minimum account balance that participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)) can borrow." } } }, "auth_ref": [ "r130" ] }, "us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipantAllowanceForCreditLoss": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanNoteReceivableFromParticipantAllowanceForCreditLoss", "crdr": "credit", "presentation": [ "http://www.iff.com/role/SIGNIFICANTACCOUNTINGPOLICIESDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Note receivable from participant, allowance for credit loss", "label": "EBP, Note Receivable from Participant, Allowance for Credit Loss", "documentation": "Amount of allowance for credit loss on note receivable from participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r130" ] }, "us-gaap-ebp_EmployeeBenefitPlanNoteReceivableFromParticipantPolicyTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanNoteReceivableFromParticipantPolicyTextBlock", "presentation": [ "http://www.iff.com/role/SIGNIFICANTACCOUNTINGPOLICIESPolicies" ], "lang": { "en-us": { "role": { "terseLabel": "Notes Receivable from Participants", "label": "EBP, Note Receivable from Participant [Policy Text Block]", "documentation": "Disclosure of accounting policy for note receivable from participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r130" ] }, "us-gaap-ebp_EmployeeBenefitPlanOtherLiability": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanOtherLiability", "crdr": "credit", "calculation": { "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS": { "parentTag": "us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefit", "weight": -1.0, "order": 5.0 } }, "presentation": [ "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "negatedTerseLabel": "Other liabilities", "label": "EBP, Other Liability", "documentation": "Amount of liability of employee stock purchase, saving, or similar plan (employee benefit plan (EBP)), classified as other." } } }, "auth_ref": [ "r73", "r192" ] }, "us-gaap-ebp_EmployeeBenefitPlanOtherReceivable": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanOtherReceivable", "crdr": "debit", "calculation": { "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS": { "parentTag": "us-gaap-ebp_EmployeeBenefitPlanNetAssetAvailableForBenefit", "weight": 1.0, "order": 4.0 } }, "presentation": [ "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "Other receivable", "label": "EBP, Other Receivable", "documentation": "Amount of receivable for employee stock purchase, saving, or similar plan (employee benefit plan (EBP)), classified as other." } } }, "auth_ref": [ "r174" ] }, "us-gaap-ebp_EmployeeBenefitPlanParticipantContributionAutomaticDeferralRate": { "xbrltype": "percentItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanParticipantContributionAutomaticDeferralRate", "presentation": [ "http://www.iff.com/role/DESCRIPTIONOFTHEPLANDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Participant contribution, automatic, deferral rate", "label": "EBP, Participant Contribution, Automatic, Deferral Rate", "documentation": "Percentage of eligible compensation contributed for participant automatically enrolled in employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r130" ] }, "us-gaap-ebp_EmployeeBenefitPlanParticipantContributionPretaxMaximumAnnualCompensationToTotalCompensationPercentage": { "xbrltype": "percentItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanParticipantContributionPretaxMaximumAnnualCompensationToTotalCompensationPercentage", "presentation": [ "http://www.iff.com/role/DESCRIPTIONOFTHEPLANDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Participant contribution, pretax, maximum annual compensation to total compensation, percent", "label": "EBP, Participant Contribution, Pretax, Maximum Annual Compensation to Total Compensation, Percentage", "documentation": "Percentage of maximum pretax annual compensation that participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP)), is permitted to contribute to total pretax annual compensation." } } }, "auth_ref": [ "r130" ] }, "us-gaap-ebp_EmployeeBenefitPlanParticipantLoanInterestRate": { "xbrltype": "percentItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanParticipantLoanInterestRate", "presentation": [ "http://www.iff.com/role/NOTESRECEIVABLEFROMPARTICIPANTSDetails", "http://www.iff.com/role/SCHEDULEHLINE4iSCHEDULEOFASSETSHELDATENDOFYEARDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Participant loan, interest rate", "label": "EBP, Asset Held for Investment, Participant Loan, Interest Rate", "documentation": "Interest rate on participant loan in schedule of asset held for investment of employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r89", "r144" ] }, "us-gaap-ebp_EmployeeBenefitPlanPaymentToParticipantPolicyTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanPaymentToParticipantPolicyTextBlock", "presentation": [ "http://www.iff.com/role/SIGNIFICANTACCOUNTINGPOLICIESPolicies" ], "lang": { "en-us": { "role": { "terseLabel": "Benefit Payments", "label": "EBP, Payment to Participant [Policy Text Block]", "documentation": "Disclosure of accounting policy for payment of benefit to participant in employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r130" ] }, "us-gaap-ebp_EmployeeBenefitPlanPlanNumber": { "xbrltype": "threeDigitItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanPlanNumber", "presentation": [ "http://www.iff.com/role/SCHEDULEHLINE4aSCHEDULEOFDELINQUENTPARTICIPANTCONTRIBUTIONSDetails", "http://www.iff.com/role/SCHEDULEHLINE4iSCHEDULEOFASSETSHELDATENDOFYEARDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Plan number", "label": "EBP, Plan Number", "documentation": "Plan number of employee stock purchase, saving, or similar plan (employee benefit plan (EBP)), in three-digit numeric format." } } }, "auth_ref": [ "r139", "r145", "r150", "r151", "r152", "r160", "r179", "r180", "r181" ] }, "us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsAbstract", "lang": { "en-us": { "role": { "label": "EBP, Related Party and Party-in-Interest Transactions [Abstract]" } } }, "auth_ref": [] }, "us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsLineItems": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsLineItems", "presentation": [ "http://www.iff.com/role/RELATEDPARTYTRANSACTIONS" ], "lang": { "en-us": { "role": { "terseLabel": "EBP, Related Party and Party-in-Interest Transactions [Line Items]", "label": "EBP, Related Party and Party-in-Interest Transactions [Line Items]", "documentation": "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." } } }, "auth_ref": [ "r47", "r172", "r182" ] }, "us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTable": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTable", "presentation": [ "http://www.iff.com/role/RELATEDPARTYTRANSACTIONS" ], "lang": { "en-us": { "role": { "terseLabel": "EBP, Related Party and Party-in-Interest Transactions [Table]", "label": "EBP, Related Party and Party-in-Interest Transactions [Table]", "documentation": "Disclosure of information about related party and party-in-interest transactions with employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r47", "r172", "r182" ] }, "us-gaap-ebp_EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanRelatedPartyAndPartyInInterestTransactionsTextBlock", "presentation": [ "http://www.iff.com/role/RELATEDPARTYTRANSACTIONS" ], "lang": { "en-us": { "role": { "terseLabel": "RELATED PARTY TRANSACTIONS", "label": "EBP, Related Party and Party-in-Interest Transactions [Text Block]", "documentation": "The entire disclosure for related party and party-in-interest transactions with employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r44", "r45", "r46", "r47", "r130" ] }, "us-gaap-ebp_EmployeeBenefitPlanScheduleOfAllocationIncomeAndChangeInPlanEquityLineItems": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanScheduleOfAllocationIncomeAndChangeInPlanEquityLineItems", "presentation": [ "http://www.iff.com/role/PLANTRANSFERS", "http://www.iff.com/role/PLANTRANSFERSDetails" ], "lang": { "en-us": { "role": { "terseLabel": "EBP, Schedule of Allocation, Income and Change in Plan Equity [Line Items]", "label": "EBP, Schedule of Allocation, Income and Change in Plan Equity [Line Items]", "documentation": "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." } } }, "auth_ref": [ "r91" ] }, "us-gaap-ebp_EmployeeBenefitPlanScheduleOfAllocationIncomeAndChangeInPlanEquityTable": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanScheduleOfAllocationIncomeAndChangeInPlanEquityTable", "presentation": [ "http://www.iff.com/role/PLANTRANSFERS", "http://www.iff.com/role/PLANTRANSFERSDetails" ], "lang": { "en-us": { "role": { "terseLabel": "EBP, Schedule of Allocation, Income and Change in Plan Equity [Table]", "label": "EBP, Schedule of Allocation, Income and Change in Plan Equity [Table]", "documentation": "Disclosure of information about allocation of income and change in plan equity in employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r91" ] }, "us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentAbstract", "lang": { "en-us": { "role": { "label": "EBP, Schedule of Asset Held for Investment [Abstract]" } } }, "auth_ref": [] }, "us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentLineItems", "presentation": [ "http://www.iff.com/role/SCHEDULEHLINE4iSCHEDULEOFASSETSHELDATENDOFYEAR", "http://www.iff.com/role/SCHEDULEHLINE4iSCHEDULEOFASSETSHELDATENDOFYEARDetails" ], "lang": { "en-us": { "role": { "terseLabel": "EBP, Schedule of Asset Held for Investment [Line Items]", "label": "EBP, Schedule of Asset Held for Investment [Line Items]", "documentation": "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." } } }, "auth_ref": [ "r89", "r141", "r142", "r143", "r144" ] }, "us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTable": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTable", "presentation": [ "http://www.iff.com/role/SCHEDULEHLINE4iSCHEDULEOFASSETSHELDATENDOFYEAR", "http://www.iff.com/role/SCHEDULEHLINE4iSCHEDULEOFASSETSHELDATENDOFYEARDetails" ], "lang": { "en-us": { "role": { "terseLabel": "EBP, Schedule of Asset Held for Investment [Table]", "label": "EBP, Schedule of Asset Held for Investment [Table]", "documentation": "Disclosure of information about schedule of asset held for investment of employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r89", "r141", "r142", "r143", "r144" ] }, "us-gaap-ebp_EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTableTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanScheduleOfAssetHeldForInvestmentTableTextBlock", "presentation": [ "http://www.iff.com/role/SCHEDULEHLINE4iSCHEDULEOFASSETSHELDATENDOFYEAR" ], "lang": { "en-us": { "role": { "terseLabel": "SCHEDULE H -LINE 4i - SCHEDULE OF ASSETS (HELD AT END OF YEAR)", "label": "EBP, Schedule of Asset Held for Investment [Text Block]", "documentation": "The entire disclosure for schedule of asset held for investment for employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r140", "r179" ] }, "us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionAbstract", "lang": { "en-us": { "role": { "label": "EBP, Schedule of Delinquent Participant Contribution [Abstract]" } } }, "auth_ref": [] }, "us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionCorrected": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionCorrected", "crdr": "debit", "presentation": [ "http://www.iff.com/role/SCHEDULEHLINE4aSCHEDULEOFDELINQUENTPARTICIPANTCONTRIBUTIONSDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Totally Fully Corrected Under VFCP and PTE 2002-51", "label": "EBP, Schedule of Delinquent Participant Contribution, Corrected", "documentation": "Amount of delinquent participant contribution corrected under Voluntary Fiduciary Correction Program (VFCP) and Prohibited Transaction Exemption (PTE) 2002-51 for employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r138" ] }, "us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionCorrectedOutsideVfcp": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionCorrectedOutsideVfcp", "crdr": "debit", "presentation": [ "http://www.iff.com/role/SCHEDULEHLINE4aSCHEDULEOFDELINQUENTPARTICIPANTCONTRIBUTIONSDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Contributions Corrected Outside of VFCP", "label": "EBP, Schedule of Delinquent Participant Contribution, Corrected Outside VFCP", "documentation": "Amount of delinquent participant contribution corrected outside Voluntary Fiduciary Correction Program (VFCP) for employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r138" ] }, "us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionLineItems": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionLineItems", "presentation": [ "http://www.iff.com/role/DELINQUENTPARTICIPANTCONTRIBUTIONS", "http://www.iff.com/role/DELINQUENTPARTICIPANTCONTRIBUTIONSDetails", "http://www.iff.com/role/SCHEDULEHLINE4aSCHEDULEOFDELINQUENTPARTICIPANTCONTRIBUTIONS", "http://www.iff.com/role/SCHEDULEHLINE4aSCHEDULEOFDELINQUENTPARTICIPANTCONTRIBUTIONSDetails" ], "lang": { "en-us": { "role": { "terseLabel": "EBP, Schedule of Delinquent Participant Contribution [Line Items]", "label": "EBP, Schedule of Delinquent Participant Contribution [Line Items]", "documentation": "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." } } }, "auth_ref": [ "r138" ] }, "us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionNotCorrected": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionNotCorrected", "crdr": "debit", "presentation": [ "http://www.iff.com/role/SCHEDULEHLINE4aSCHEDULEOFDELINQUENTPARTICIPANTCONTRIBUTIONSDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Contributions not Corrected", "label": "EBP, Schedule of Delinquent Participant Contribution, Not Corrected", "documentation": "Amount of delinquent participant contribution not corrected for employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r138" ] }, "us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionPendingCorrectionInVfcp": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionPendingCorrectionInVfcp", "crdr": "debit", "presentation": [ "http://www.iff.com/role/SCHEDULEHLINE4aSCHEDULEOFDELINQUENTPARTICIPANTCONTRIBUTIONSDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Contributions Pending Correction in VFCP", "label": "EBP, Schedule of Delinquent Participant Contribution, Pending Correction in VFCP", "documentation": "Amount of delinquent participant contribution pending correction in Voluntary Fiduciary Correction Program (VFCP) for employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r138" ] }, "us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionTable": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionTable", "presentation": [ "http://www.iff.com/role/DELINQUENTPARTICIPANTCONTRIBUTIONS", "http://www.iff.com/role/DELINQUENTPARTICIPANTCONTRIBUTIONSDetails", "http://www.iff.com/role/SCHEDULEHLINE4aSCHEDULEOFDELINQUENTPARTICIPANTCONTRIBUTIONS", "http://www.iff.com/role/SCHEDULEHLINE4aSCHEDULEOFDELINQUENTPARTICIPANTCONTRIBUTIONSDetails" ], "lang": { "en-us": { "role": { "terseLabel": "EBP, Schedule of Delinquent Participant Contribution [Table]", "label": "EBP, Schedule of Delinquent Participant Contribution [Table]", "documentation": "Disclosure of information about delinquent participant contribution for employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r138" ] }, "us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionTableTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionTableTextBlock", "presentation": [ "http://www.iff.com/role/SCHEDULEHLINE4aSCHEDULEOFDELINQUENTPARTICIPANTCONTRIBUTIONS" ], "lang": { "en-us": { "role": { "terseLabel": "SCHEDULE H, Line 4a - SCHEDULE OF DELINQUENT PARTICIPANT CONTRIBUTIONS", "label": "EBP, Schedule of Delinquent Participant Contribution [Text Block]", "documentation": "The entire disclosure for schedule of delinquent participant contribution for employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r138" ] }, "us-gaap-ebp_EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionTransferredLateToPlan": { "xbrltype": "monetaryItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanScheduleOfDelinquentParticipantContributionTransferredLateToPlan", "crdr": "debit", "presentation": [ "http://www.iff.com/role/DELINQUENTPARTICIPANTCONTRIBUTIONSDetails", "http://www.iff.com/role/SCHEDULEHLINE4aSCHEDULEOFDELINQUENTPARTICIPANTCONTRIBUTIONSDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Participant contributions transferred late to plan", "label": "EBP, Schedule of Delinquent Participant Contribution, Transferred Late to Plan", "documentation": "Amount of delinquent participant contribution transferred late to employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r138" ] }, "us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitAbstract", "lang": { "en-us": { "role": { "label": "EBP, Statement of Change in Net Asset Available for Benefit [Abstract]" } } }, "auth_ref": [] }, "us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitLineItems": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitLineItems", "presentation": [ "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "EBP, Statement of Change in Net Asset Available for Benefit [Line Items]", "label": "EBP, Statement of Change in Net Asset Available for Benefit [Line Items]", "documentation": "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." } } }, "auth_ref": [ "r79", "r80", "r81", "r97" ] }, "us-gaap-ebp_EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitTable": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanStatementOfChangeInNetAssetAvailableForBenefitTable", "presentation": [ "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "EBP, Statement of Change in Net Asset Available for Benefit [Table]", "label": "EBP, Statement of Change in Net Asset Available for Benefit [Table]", "documentation": "Presentation of information about change in net asset available for benefit for employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r79", "r80", "r81", "r97" ] }, "us-gaap-ebp_EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitAbstract", "lang": { "en-us": { "role": { "label": "EBP, Statement of Net Asset Available for Benefit [Abstract]" } } }, "auth_ref": [] }, "us-gaap-ebp_EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitLineItems": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitLineItems", "presentation": [ "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "EBP, Statement of Net Asset Available for Benefit [Line Items]", "label": "EBP, Statement of Net Asset Available for Benefit [Line Items]", "documentation": "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." } } }, "auth_ref": [ "r63", "r64", "r65", "r66", "r67", "r68", "r69", "r70", "r71", "r72", "r95", "r97", "r108", "r109", "r110", "r111", "r112", "r113", "r114", "r115", "r116", "r117" ] }, "us-gaap-ebp_EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitTable": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanStatementOfNetAssetAvailableForBenefitTable", "presentation": [ "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "EBP, Statement of Net Asset Available for Benefit [Table]", "label": "EBP, Statement of Net Asset Available for Benefit [Table]", "documentation": "Presentation of information about net asset available for benefit for employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r63", "r64", "r65", "r66", "r67", "r68", "r69", "r70", "r71", "r72", "r95", "r97", "r108", "r109", "r110", "r111", "r112", "r113", "r114", "r115", "r116" ] }, "us-gaap-ebp_EmployeeBenefitPlanSubsequentEventTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanSubsequentEventTextBlock", "presentation": [ "http://www.iff.com/role/SUBSEQUENTEVENTS" ], "lang": { "en-us": { "role": { "terseLabel": "SUBSEQUENT EVENTS", "label": "EBP, Subsequent Event [Text Block]", "documentation": "The entire disclosure for subsequent event in financial statement of employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r48", "r50", "r172", "r182" ] }, "us-gaap-ebp_EmployeeBenefitPlanSummaryOfAccountingPolicyTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanSummaryOfAccountingPolicyTextBlock", "presentation": [ "http://www.iff.com/role/SIGNIFICANTACCOUNTINGPOLICIES" ], "lang": { "en-us": { "role": { "terseLabel": "SIGNIFICANT ACCOUNTING POLICIES", "label": "EBP, Summary of Accounting Policy [Text Block]", "documentation": "The entire disclosure for summary of accounting policy used to prepare financial statement of employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r2", "r3", "r130" ] }, "us-gaap-ebp_EmployeeBenefitPlanTaxStatusAbstract": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanTaxStatusAbstract", "lang": { "en-us": { "role": { "label": "EBP, Tax Status [Abstract]" } } }, "auth_ref": [] }, "us-gaap-ebp_EmployeeBenefitPlanTaxStatusLineItems": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanTaxStatusLineItems", "presentation": [ "http://www.iff.com/role/TAXSTATUS" ], "lang": { "en-us": { "role": { "terseLabel": "EBP, Tax Status [Line Items]", "label": "EBP, Tax Status [Line Items]", "documentation": "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." } } }, "auth_ref": [ "r171" ] }, "us-gaap-ebp_EmployeeBenefitPlanTaxStatusTable": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanTaxStatusTable", "presentation": [ "http://www.iff.com/role/TAXSTATUS" ], "lang": { "en-us": { "role": { "terseLabel": "EBP, Tax Status [Table]", "label": "EBP, Tax Status [Table]", "documentation": "Disclosure of information about tax status of employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Includes, but is not limited to, information concerning whether tax ruling or determination letter was obtained and principal assumption on which plan relied in not making provision for federal income tax." } } }, "auth_ref": [ "r171" ] }, "us-gaap-ebp_EmployeeBenefitPlanTaxStatusTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanTaxStatusTextBlock", "presentation": [ "http://www.iff.com/role/TAXSTATUS" ], "lang": { "en-us": { "role": { "terseLabel": "TAX STATUS", "label": "EBP, Tax Status [Text Block]", "documentation": "The entire disclosure for tax status of employee stock purchase, saving, or similar plan (employee benefit plan (EBP)). Includes, but is not limited to, information concerning whether tax ruling or determination letter was obtained and principal assumption on which plan relied in not making provision for federal income tax." } } }, "auth_ref": [ "r59", "r62", "r130" ] }, "us-gaap-ebp_EmployeeBenefitPlanUseOfEstimatePolicyTextBlock": { "xbrltype": "textBlockItemType", "nsuri": "http://fasb.org/us-gaap-ebp/2026", "localname": "EmployeeBenefitPlanUseOfEstimatePolicyTextBlock", "presentation": [ "http://www.iff.com/role/SIGNIFICANTACCOUNTINGPOLICIESPolicies" ], "lang": { "en-us": { "role": { "terseLabel": "Use of Estimates", "label": "EBP, Use of Estimate [Policy Text Block]", "documentation": "Disclosure of accounting policy for use of estimate in preparation of financial statement of employee stock purchase, saving, or similar plan (employee benefit plan (EBP))." } } }, "auth_ref": [ "r5", "r6", "r7", "r8", "r9", "r10", "r130" ] }, "dei_EntityCentralIndexKey": { "xbrltype": "centralIndexKeyItemType", "nsuri": "http://xbrl.sec.gov/dei/2026", "localname": "EntityCentralIndexKey", "presentation": [ "http://www.iff.com/role/Cover" ], "lang": { "en-us": { "role": { "terseLabel": "Entity Central Index Key", "label": "Entity Central Index Key", "documentation": "A unique 10-digit SEC-issued value to identify entities that have filed disclosures with the SEC. It is commonly abbreviated as CIK." } } }, "auth_ref": [ "r132" ] }, "dei_EntityDomain": { "xbrltype": "domainItemType", "nsuri": "http://xbrl.sec.gov/dei/2026", "localname": "EntityDomain", "presentation": [ "http://www.iff.com/role/Cover", "http://www.iff.com/role/DELINQUENTPARTICIPANTCONTRIBUTIONS", "http://www.iff.com/role/DELINQUENTPARTICIPANTCONTRIBUTIONSDetails", "http://www.iff.com/role/DESCRIPTIONOFTHEPLAN", "http://www.iff.com/role/DESCRIPTIONOFTHEPLANDetails", "http://www.iff.com/role/FAIRVALUEMEASUREMENTS", "http://www.iff.com/role/FAIRVALUEMEASUREMENTSDetails", "http://www.iff.com/role/FAIRVALUEMEASUREMENTSTables", "http://www.iff.com/role/NOTESRECEIVABLEFROMPARTICIPANTS", "http://www.iff.com/role/NOTESRECEIVABLEFROMPARTICIPANTSDetails", "http://www.iff.com/role/PLANTRANSFERS", "http://www.iff.com/role/PLANTRANSFERSDetails", "http://www.iff.com/role/RELATEDPARTYTRANSACTIONS", "http://www.iff.com/role/SCHEDULEHLINE4aSCHEDULEOFDELINQUENTPARTICIPANTCONTRIBUTIONS", "http://www.iff.com/role/SCHEDULEHLINE4aSCHEDULEOFDELINQUENTPARTICIPANTCONTRIBUTIONSDetails", "http://www.iff.com/role/SCHEDULEHLINE4iSCHEDULEOFASSETSHELDATENDOFYEAR", "http://www.iff.com/role/SCHEDULEHLINE4iSCHEDULEOFASSETSHELDATENDOFYEARDetails", "http://www.iff.com/role/SIGNIFICANTACCOUNTINGPOLICIES", "http://www.iff.com/role/SIGNIFICANTACCOUNTINGPOLICIESDetails", "http://www.iff.com/role/SIGNIFICANTACCOUNTINGPOLICIESPolicies", "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS", "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS", "http://www.iff.com/role/SUBSEQUENTEVENTS", "http://www.iff.com/role/TAXSTATUS" ], "lang": { "en-us": { "role": { "terseLabel": "Entity [Domain]", "label": "Entity [Domain]", "documentation": "All the names of the entities being reported upon in a document. Any legal structure used to conduct activities or to hold assets. Some examples of such structures are corporations, partnerships, limited liability companies, grantor trusts, and other trusts. This item does not include business and geographical segments which are included in the geographical or business segments domains." } } }, "auth_ref": [] }, "dei_EntityRegistrantName": { "xbrltype": "normalizedStringItemType", "nsuri": "http://xbrl.sec.gov/dei/2026", "localname": "EntityRegistrantName", "presentation": [ "http://www.iff.com/role/Cover" ], "lang": { "en-us": { "role": { "terseLabel": "Entity Registrant Name", "label": "Entity Registrant Name", "documentation": "The exact name of the entity filing the report as specified in its charter, which is required by forms filed with the SEC." } } }, "auth_ref": [ "r132" ] }, "dei_EntityTaxIdentificationNumber": { "xbrltype": "employerIdItemType", "nsuri": "http://xbrl.sec.gov/dei/2026", "localname": "EntityTaxIdentificationNumber", "presentation": [ "http://www.iff.com/role/SCHEDULEHLINE4aSCHEDULEOFDELINQUENTPARTICIPANTCONTRIBUTIONSDetails", "http://www.iff.com/role/SCHEDULEHLINE4iSCHEDULEOFASSETSHELDATENDOFYEARDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Entity Tax Identification Number", "label": "Entity Tax Identification Number", "documentation": "The Tax Identification Number (TIN), also known as an Employer Identification Number (EIN), is a unique 9-digit value assigned by the IRS." } } }, "auth_ref": [ "r132" ] }, "us-gaap_FairValueByFairValueHierarchyLevelAxis": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2026", "localname": "FairValueByFairValueHierarchyLevelAxis", "presentation": [ "http://www.iff.com/role/FAIRVALUEMEASUREMENTSDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Fair Value Hierarchy and NAV [Axis]", "label": "Fair Value Hierarchy and NAV [Axis]" } } }, "auth_ref": [ "r25", "r26", "r27", "r28", "r31", "r32", "r34", "r96", "r130" ] }, "us-gaap_FairValueInputsLevel12And3Member": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2026", "localname": "FairValueInputsLevel12And3Member", "presentation": [ "http://www.iff.com/role/FAIRVALUEMEASUREMENTSDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Fair Value, Inputs, Level 1, Level 2, and Level 3", "label": "Fair Value, Inputs, Level 1, Level 2, and Level 3 [Member]" } } }, "auth_ref": [ "r167", "r184", "r186" ] }, "us-gaap_FairValueInputsLevel1Member": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2026", "localname": "FairValueInputsLevel1Member", "presentation": [ "http://www.iff.com/role/FAIRVALUEMEASUREMENTSDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Level 1", "label": "Fair Value, Inputs, Level 1 [Member]" } } }, "auth_ref": [ "r25", "r31", "r118", "r130" ] }, "us-gaap_FairValueInputsLevel2Member": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2026", "localname": "FairValueInputsLevel2Member", "presentation": [ "http://www.iff.com/role/FAIRVALUEMEASUREMENTSDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Level 2", "label": "Fair Value, Inputs, Level 2 [Member]" } } }, "auth_ref": [ "r25", "r26", "r31", "r118", "r130" ] }, "us-gaap_FairValueMeasuredAtNetAssetValuePerShareMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2026", "localname": "FairValueMeasuredAtNetAssetValuePerShareMember", "presentation": [ "http://www.iff.com/role/FAIRVALUEMEASUREMENTSDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Fair Value Measured at Net Asset Value Per Share", "label": "Fair Value Measured at Net Asset Value Per Share [Member]" } } }, "auth_ref": [ "r34", "r118" ] }, "us-gaap_FairValueMeasurementsFairValueHierarchyDomain": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2026", "localname": "FairValueMeasurementsFairValueHierarchyDomain", "presentation": [ "http://www.iff.com/role/FAIRVALUEMEASUREMENTSDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Fair Value Hierarchy and NAV [Domain]", "label": "Fair Value Hierarchy and NAV [Domain]" } } }, "auth_ref": [ "r25", "r26", "r27", "r28", "r31", "r32", "r34", "r96", "r130" ] }, "iff_FidelityBrokerageLinkMember": { "xbrltype": "domainItemType", "nsuri": "http://www.iff.com/20260629", "localname": "FidelityBrokerageLinkMember", "presentation": [ "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "Fidelity BrokerageLink", "label": "Fidelity BrokerageLink [Member]", "documentation": "Fidelity BrokerageLink" } } }, "auth_ref": [] }, "iff_FidelityInvestmentsMoneyMarketGovernmentPortfolioInstitutionalClassMember": { "xbrltype": "domainItemType", "nsuri": "http://www.iff.com/20260629", "localname": "FidelityInvestmentsMoneyMarketGovernmentPortfolioInstitutionalClassMember", "presentation": [ "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "Fidelity Investments Money Market Government Portfolio - Institutional Class", "label": "Fidelity Investments Money Market Government Portfolio - Institutional Class [Member]", "documentation": "Fidelity Investments Money Market Government Portfolio - Institutional Class" } } }, "auth_ref": [] }, "iff_HealthWrightPlanMember": { "xbrltype": "domainItemType", "nsuri": "http://www.iff.com/20260629", "localname": "HealthWrightPlanMember", "presentation": [ "http://www.iff.com/role/PLANTRANSFERSDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Health Wright Plan", "label": "Health Wright Plan [Member]", "documentation": "Health Wright Plan" } } }, "auth_ref": [] }, "us-gaap_InvestmentIdentifierAxis": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2026", "localname": "InvestmentIdentifierAxis", "presentation": [ "http://www.iff.com/role/SCHEDULEHLINE4iSCHEDULEOFASSETSHELDATENDOFYEARDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Investment, Identifier [Axis]", "label": "Investment, Identifier [Axis]" } } }, "auth_ref": [ "r89", "r141", "r142", "r143", "r144", "r146", "r147", "r148", "r149", "r150", "r151", "r153", "r154", "r155", "r156", "r157", "r158", "r159", "r161", "r162", "r163", "r164", "r165" ] }, "us-gaap_InvestmentTypeAxis": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/us-gaap/2026", "localname": "InvestmentTypeAxis", "presentation": [ "http://www.iff.com/role/DESCRIPTIONOFTHEPLANDetails", "http://www.iff.com/role/FAIRVALUEMEASUREMENTSDetails", "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "Investment Type [Axis]", "label": "Investment Type [Axis]" } } }, "auth_ref": [ "r11", "r12", "r13", "r14", "r15", "r16", "r17", "r18", "r19", "r20", "r21", "r24", "r25", "r26", "r27", "r28", "r31", "r32", "r34", "r35", "r36", "r37", "r38", "r39", "r40", "r61", "r63", "r64", "r65", "r66", "r67", "r68", "r75", "r79", "r80", "r81", "r82", "r89", "r95", "r101", "r103", "r104", "r106", "r108", "r109", "r110", "r111", "r112", "r113", "r114", "r115", "r116", "r117", "r120", "r121", "r122", "r123", "r124", "r125", "r126", "r127", "r128", "r130", "r131", "r144", "r166", "r180" ] }, "us-gaap_InvestmentTypeCategorizationMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2026", "localname": "InvestmentTypeCategorizationMember", "presentation": [ "http://www.iff.com/role/DESCRIPTIONOFTHEPLANDetails", "http://www.iff.com/role/FAIRVALUEMEASUREMENTSDetails", "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "Investments [Domain]", "label": "Investments [Domain]" } } }, "auth_ref": [ "r11", "r12", "r13", "r14", "r15", "r16", "r17", "r18", "r19", "r20", "r21", "r24", "r25", "r26", "r27", "r28", "r31", "r32", "r34", "r35", "r36", "r37", "r38", "r39", "r40", "r61", "r63", "r64", "r65", "r66", "r67", "r68", "r75", "r79", "r80", "r81", "r82", "r89", "r95", "r101", "r103", "r104", "r106", "r108", "r109", "r110", "r111", "r112", "r113", "r114", "r115", "r116", "r117", "r120", "r121", "r122", "r123", "r124", "r125", "r126", "r127", "r128", "r130", "r131", "r144", "r166", "r180" ] }, "iff_JacksonvilleUnionEmployeesProgramMember": { "xbrltype": "domainItemType", "nsuri": "http://www.iff.com/20260629", "localname": "JacksonvilleUnionEmployeesProgramMember", "presentation": [ "http://www.iff.com/role/PLANTRANSFERSDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Jacksonville Union Employees Program", "label": "Jacksonville Union Employees Program [Member]", "documentation": "Jacksonville Union Employees Program" } } }, "auth_ref": [] }, "dei_LegalEntityAxis": { "xbrltype": "stringItemType", "nsuri": "http://xbrl.sec.gov/dei/2026", "localname": "LegalEntityAxis", "presentation": [ "http://www.iff.com/role/Cover", "http://www.iff.com/role/DELINQUENTPARTICIPANTCONTRIBUTIONS", "http://www.iff.com/role/DELINQUENTPARTICIPANTCONTRIBUTIONSDetails", "http://www.iff.com/role/DESCRIPTIONOFTHEPLAN", "http://www.iff.com/role/DESCRIPTIONOFTHEPLANDetails", "http://www.iff.com/role/FAIRVALUEMEASUREMENTS", "http://www.iff.com/role/FAIRVALUEMEASUREMENTSDetails", "http://www.iff.com/role/FAIRVALUEMEASUREMENTSTables", "http://www.iff.com/role/NOTESRECEIVABLEFROMPARTICIPANTS", "http://www.iff.com/role/NOTESRECEIVABLEFROMPARTICIPANTSDetails", "http://www.iff.com/role/PLANTRANSFERS", "http://www.iff.com/role/PLANTRANSFERSDetails", "http://www.iff.com/role/RELATEDPARTYTRANSACTIONS", "http://www.iff.com/role/SCHEDULEHLINE4aSCHEDULEOFDELINQUENTPARTICIPANTCONTRIBUTIONS", "http://www.iff.com/role/SCHEDULEHLINE4aSCHEDULEOFDELINQUENTPARTICIPANTCONTRIBUTIONSDetails", "http://www.iff.com/role/SCHEDULEHLINE4iSCHEDULEOFASSETSHELDATENDOFYEAR", "http://www.iff.com/role/SCHEDULEHLINE4iSCHEDULEOFASSETSHELDATENDOFYEARDetails", "http://www.iff.com/role/SIGNIFICANTACCOUNTINGPOLICIES", "http://www.iff.com/role/SIGNIFICANTACCOUNTINGPOLICIESDetails", "http://www.iff.com/role/SIGNIFICANTACCOUNTINGPOLICIESPolicies", "http://www.iff.com/role/STATEMENTSOFCHANGESINNETASSETSAVAILABLEFORBENEFITS", "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS", "http://www.iff.com/role/SUBSEQUENTEVENTS", "http://www.iff.com/role/TAXSTATUS" ], "lang": { "en-us": { "role": { "terseLabel": "Legal Entity [Axis]", "label": "Legal Entity [Axis]", "documentation": "The set of legal entities associated with a report." } } }, "auth_ref": [] }, "srt_MaximumMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/srt/2026", "localname": "MaximumMember", "presentation": [ "http://www.iff.com/role/DESCRIPTIONOFTHEPLANDetails", "http://www.iff.com/role/NOTESRECEIVABLEFROMPARTICIPANTSDetails", "http://www.iff.com/role/SCHEDULEHLINE4iSCHEDULEOFASSETSHELDATENDOFYEARDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Maximum", "label": "Maximum [Member]" } } }, "auth_ref": [ "r28", "r130", "r144", "r179" ] }, "srt_MinimumMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/srt/2026", "localname": "MinimumMember", "presentation": [ "http://www.iff.com/role/DESCRIPTIONOFTHEPLANDetails", "http://www.iff.com/role/NOTESRECEIVABLEFROMPARTICIPANTSDetails", "http://www.iff.com/role/SCHEDULEHLINE4iSCHEDULEOFASSETSHELDATENDOFYEARDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Minimum", "label": "Minimum [Member]" } } }, "auth_ref": [ "r28", "r130", "r144", "r179" ] }, "us-gaap_MoneyMarketFundsMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2026", "localname": "MoneyMarketFundsMember", "presentation": [ "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "Vanguard Federal Money Market Fund", "label": "Money Market Funds [Member]" } } }, "auth_ref": [ "r179", "r183", "r186", "r189" ] }, "us-gaap_MutualFundMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/us-gaap/2026", "localname": "MutualFundMember", "presentation": [ "http://www.iff.com/role/FAIRVALUEMEASUREMENTSDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Mutual funds", "label": "Mutual Fund [Member]" } } }, "auth_ref": [ "r108", "r119", "r120", "r129", "r130", "r131" ] }, "iff_NutritionBiosciencesRetirementSavingsPlanMember": { "xbrltype": "domainItemType", "nsuri": "http://www.iff.com/20260629", "localname": "NutritionBiosciencesRetirementSavingsPlanMember", "presentation": [ "http://www.iff.com/role/PLANTRANSFERSDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Nutrition & Biosciences Retirement Savings Plan", "label": "Nutrition & Biosciences Retirement Savings Plan [Member]", "documentation": "Nutrition & Biosciences Retirement Savings Plan" } } }, "auth_ref": [] }, "srt_RangeAxis": { "xbrltype": "stringItemType", "nsuri": "http://fasb.org/srt/2026", "localname": "RangeAxis", "presentation": [ "http://www.iff.com/role/DESCRIPTIONOFTHEPLANDetails", "http://www.iff.com/role/NOTESRECEIVABLEFROMPARTICIPANTSDetails", "http://www.iff.com/role/SCHEDULEHLINE4iSCHEDULEOFASSETSHELDATENDOFYEARDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Statistical Measurement [Axis]", "label": "Statistical Measurement [Axis]" } } }, "auth_ref": [ "r28", "r130", "r144", "r179" ] }, "srt_RangeMember": { "xbrltype": "domainItemType", "nsuri": "http://fasb.org/srt/2026", "localname": "RangeMember", "presentation": [ "http://www.iff.com/role/DESCRIPTIONOFTHEPLANDetails", "http://www.iff.com/role/NOTESRECEIVABLEFROMPARTICIPANTSDetails", "http://www.iff.com/role/SCHEDULEHLINE4iSCHEDULEOFASSETSHELDATENDOFYEARDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Statistical Measurement [Domain]", "label": "Statistical Measurement [Domain]" } } }, "auth_ref": [ "r28", "r130", "r144", "r179" ] }, "iff_RoquetteNBSavingsPlanMember": { "xbrltype": "domainItemType", "nsuri": "http://www.iff.com/20260629", "localname": "RoquetteNBSavingsPlanMember", "presentation": [ "http://www.iff.com/role/PLANTRANSFERSDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Roquette N&B Savings Plan", "label": "Roquette N&B Savings Plan [Member]", "documentation": "Roquette N&B Savings Plan" } } }, "auth_ref": [] }, "iff_StateStreetGlobalAllCapEquityExU.S.IndexSecuritiesLendingSeriesFundClassIIMember": { "xbrltype": "domainItemType", "nsuri": "http://www.iff.com/20260629", "localname": "StateStreetGlobalAllCapEquityExU.S.IndexSecuritiesLendingSeriesFundClassIIMember", "presentation": [ "http://www.iff.com/role/FAIRVALUEMEASUREMENTSDetails", "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "State Street Global All Cap Equity Ex-U.S. Index Securities Lending Series Fund Class II", "label": "State Street Global All Cap Equity Ex-U.S. Index Securities Lending Series Fund Class II [Member]", "documentation": "State Street Global All Cap Equity Ex-U.S. Index Securities Lending Series Fund Class II" } } }, "auth_ref": [] }, "iff_StateStreetSP500IndexSecuritiesLendingSeriesFundClassIIMember": { "xbrltype": "domainItemType", "nsuri": "http://www.iff.com/20260629", "localname": "StateStreetSP500IndexSecuritiesLendingSeriesFundClassIIMember", "presentation": [ "http://www.iff.com/role/FAIRVALUEMEASUREMENTSDetails", "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "State Street S&P 500 Index Securities Lending Series Fund Class II", "label": "State Street S&P 500 Index Securities Lending Series Fund Class II [Member]", "documentation": "State Street S&P 500 Index Securities Lending Series Fund Class II" } } }, "auth_ref": [] }, "iff_StateStreetU.S.BondIndexSecuritiesLendingSeriesFundClassXIVMember": { "xbrltype": "domainItemType", "nsuri": "http://www.iff.com/20260629", "localname": "StateStreetU.S.BondIndexSecuritiesLendingSeriesFundClassXIVMember", "presentation": [ "http://www.iff.com/role/FAIRVALUEMEASUREMENTSDetails", "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "State Street U.S. Bond Index Securities Lending Series Fund Class XIV", "label": "State Street U.S. Bond Index Securities Lending Series Fund Class XIV [Member]", "documentation": "State Street U.S. Bond Index Securities Lending Series Fund Class XIV" } } }, "auth_ref": [] }, "iff_StateStreetU.S.InflationProtectedBondIndexSecuritiesLendingSeriesFundClassIIMember": { "xbrltype": "domainItemType", "nsuri": "http://www.iff.com/20260629", "localname": "StateStreetU.S.InflationProtectedBondIndexSecuritiesLendingSeriesFundClassIIMember", "presentation": [ "http://www.iff.com/role/FAIRVALUEMEASUREMENTSDetails", "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "State Street U.S. Inflation Protected Bond Index Securities Lending Series Fund Class II", "label": "State Street U.S. Inflation Protected Bond Index Securities Lending Series Fund Class II [Member]", "documentation": "State Street U.S. Inflation Protected Bond Index Securities Lending Series Fund Class II" } } }, "auth_ref": [] }, "iff_VanguardFederalMoneyMarketFundMember": { "xbrltype": "domainItemType", "nsuri": "http://www.iff.com/20260629", "localname": "VanguardFederalMoneyMarketFundMember", "presentation": [ "http://www.iff.com/role/DESCRIPTIONOFTHEPLANDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Vanguard Federal Money Market Fund", "label": "Vanguard Federal Money Market Fund [Member]", "documentation": "Vanguard Federal Money Market Fund" } } }, "auth_ref": [] }, "iff_VanguardRetirementSavingsTrustIIIMember": { "xbrltype": "domainItemType", "nsuri": "http://www.iff.com/20260629", "localname": "VanguardRetirementSavingsTrustIIIMember", "presentation": [ "http://www.iff.com/role/FAIRVALUEMEASUREMENTSDetails", "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "Vanguard Retirement Savings Trust III", "label": "Vanguard Retirement Savings Trust III [Member]", "documentation": "Vanguard Retirement Savings Trust III" } } }, "auth_ref": [] }, "iff_VanguardTargetRetirementIncomeTrustIIMember": { "xbrltype": "domainItemType", "nsuri": "http://www.iff.com/20260629", "localname": "VanguardTargetRetirementIncomeTrustIIMember", "presentation": [ "http://www.iff.com/role/FAIRVALUEMEASUREMENTSDetails", "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "Vanguard Target Retirement Income Trust II", "label": "Vanguard Target Retirement Income Trust II [Member]", "documentation": "Vanguard Target Retirement Income Trust II" } } }, "auth_ref": [] }, "iff_VanguardTargetRetirementTrustII2020TrustIIMember": { "xbrltype": "domainItemType", "nsuri": "http://www.iff.com/20260629", "localname": "VanguardTargetRetirementTrustII2020TrustIIMember", "presentation": [ "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "2020 Trust II", "label": "Vanguard Target Retirement Trust II, 2020 Trust II [Member]", "documentation": "Vanguard Target Retirement Trust II, 2020 Trust II" } } }, "auth_ref": [] }, "iff_VanguardTargetRetirementTrustII2025TrustIIMember": { "xbrltype": "domainItemType", "nsuri": "http://www.iff.com/20260629", "localname": "VanguardTargetRetirementTrustII2025TrustIIMember", "presentation": [ "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "2025 Trust II", "label": "Vanguard Target Retirement Trust II, 2025 Trust II [Member]", "documentation": "Vanguard Target Retirement Trust II, 2025 Trust II" } } }, "auth_ref": [] }, "iff_VanguardTargetRetirementTrustII2030TrustIIMember": { "xbrltype": "domainItemType", "nsuri": "http://www.iff.com/20260629", "localname": "VanguardTargetRetirementTrustII2030TrustIIMember", "presentation": [ "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "2030 Trust II", "label": "Vanguard Target Retirement Trust II, 2030 Trust II [Member]", "documentation": "Vanguard Target Retirement Trust II, 2030 Trust II" } } }, "auth_ref": [] }, "iff_VanguardTargetRetirementTrustII2035TrustIIMember": { "xbrltype": "domainItemType", "nsuri": "http://www.iff.com/20260629", "localname": "VanguardTargetRetirementTrustII2035TrustIIMember", "presentation": [ "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "2035 Trust II", "label": "Vanguard Target Retirement Trust II, 2035 Trust II [Member]", "documentation": "Vanguard Target Retirement Trust II, 2035 Trust II" } } }, "auth_ref": [] }, "iff_VanguardTargetRetirementTrustII2040TrustIIMember": { "xbrltype": "domainItemType", "nsuri": "http://www.iff.com/20260629", "localname": "VanguardTargetRetirementTrustII2040TrustIIMember", "presentation": [ "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "2040 Trust II", "label": "Vanguard Target Retirement Trust II, 2040 Trust II [Member]", "documentation": "Vanguard Target Retirement Trust II, 2040 Trust II" } } }, "auth_ref": [] }, "iff_VanguardTargetRetirementTrustII2045TrustIIMember": { "xbrltype": "domainItemType", "nsuri": "http://www.iff.com/20260629", "localname": "VanguardTargetRetirementTrustII2045TrustIIMember", "presentation": [ "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "2045 Trust II", "label": "Vanguard Target Retirement Trust II, 2045 Trust II [Member]", "documentation": "Vanguard Target Retirement Trust II, 2045 Trust II" } } }, "auth_ref": [] }, "iff_VanguardTargetRetirementTrustII2050TrustIIMember": { "xbrltype": "domainItemType", "nsuri": "http://www.iff.com/20260629", "localname": "VanguardTargetRetirementTrustII2050TrustIIMember", "presentation": [ "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "2050 Trust II", "label": "Vanguard Target Retirement Trust II, 2050 Trust II [Member]", "documentation": "Vanguard Target Retirement Trust II, 2050 Trust II" } } }, "auth_ref": [] }, "iff_VanguardTargetRetirementTrustII2055TrustIIMember": { "xbrltype": "domainItemType", "nsuri": "http://www.iff.com/20260629", "localname": "VanguardTargetRetirementTrustII2055TrustIIMember", "presentation": [ "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "2055 Trust II", "label": "Vanguard Target Retirement Trust II, 2055 Trust II [Member]", "documentation": "Vanguard Target Retirement Trust II, 2055 Trust II" } } }, "auth_ref": [] }, "iff_VanguardTargetRetirementTrustII2060TrustIIMember": { "xbrltype": "domainItemType", "nsuri": "http://www.iff.com/20260629", "localname": "VanguardTargetRetirementTrustII2060TrustIIMember", "presentation": [ "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "2060 Trust II", "label": "Vanguard Target Retirement Trust II, 2060 Trust II [Member]", "documentation": "Vanguard Target Retirement Trust II, 2060 Trust II" } } }, "auth_ref": [] }, "iff_VanguardTargetRetirementTrustII2065TrustIIMember": { "xbrltype": "domainItemType", "nsuri": "http://www.iff.com/20260629", "localname": "VanguardTargetRetirementTrustII2065TrustIIMember", "presentation": [ "http://www.iff.com/role/STATEMENTSOFNETASSETSAVAILABLEFORBENEFITS" ], "lang": { "en-us": { "role": { "terseLabel": "2065 Trust II", "label": "Vanguard Target Retirement Trust II, 2065 Trust II [Member]", "documentation": "Vanguard Target Retirement Trust II, 2065 Trust II" } } }, "auth_ref": [] }, "iff_VanguardTargetRetirementTrustIIMember": { "xbrltype": "domainItemType", "nsuri": "http://www.iff.com/20260629", "localname": "VanguardTargetRetirementTrustIIMember", "presentation": [ "http://www.iff.com/role/FAIRVALUEMEASUREMENTSDetails" ], "lang": { "en-us": { "role": { "terseLabel": "Vanguard Target Retirement Trust II", "label": "Vanguard Target Retirement Trust II [Member]", "documentation": "Vanguard Target Retirement Trust II" } } }, "auth_ref": [] } } } }, "std_ref": { "r0": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "250", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(b)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147483443/250-10-50-1" }, "r1": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "250", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(b)(3)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147483443/250-10-50-1" }, "r2": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "250", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "5", "Subparagraph": "(SAB Topic 11.M.Q2)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147480530/250-10-S99-5" }, "r3": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "250", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "6", "Subparagraph": "(SAB Topic 11.M)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147480530/250-10-S99-6" }, "r4": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "275", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147482861/275-10-50-1" }, "r5": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "275", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147482861/275-10-50-1" }, "r6": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "275", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147482861/275-10-50-1" }, "r7": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "275", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "11", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147482861/275-10-50-11" }, "r8": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "275", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "11", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147482861/275-10-50-11" }, "r9": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "275", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "12", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147482861/275-10-50-12" }, "r10": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "275", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147482861/275-10-50-4" }, "r11": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "815", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4A", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4A" }, "r12": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "815", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4A", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4A" }, "r13": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "815", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4B", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4B" }, "r14": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "815", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4B", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4B" }, "r15": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "815", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4K", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4K" }, "r16": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "815", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4K", "Subparagraph": "(a)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4K" }, "r17": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "815", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4K", "Subparagraph": "(a)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4K" }, "r18": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "815", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4K", "Subparagraph": "(a)(3)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4K" }, "r19": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "815", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4K", "Subparagraph": "(a)(4)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4K" }, "r20": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "815", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4K", "Subparagraph": "(a)(5)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4K" }, "r21": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "815", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4K", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4K" }, "r22": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "815", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "7A", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-7A" }, "r23": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "820", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-2" }, "r24": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "820", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-2" }, "r25": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "820", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-2" }, "r26": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "820", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(bbb)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-2" }, "r27": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "820", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(bbb)(2)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-2" }, "r28": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "820", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(bbb)(2)(i)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-2" }, "r29": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "820", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(g)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-2" }, "r30": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "820", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-3" }, "r31": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "820", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-3" }, "r32": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "820", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-3" }, "r33": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "820", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "6A", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-6A" }, "r34": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "820", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "6A", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-6A" }, "r35": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "820", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "6A", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-6A" }, "r36": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "820", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "6A", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-6A" }, "r37": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "820", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "6A", "Subparagraph": "(d)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-6A" }, "r38": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "820", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "6A", "Subparagraph": "(e)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-6A" }, "r39": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "820", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "6A", "Subparagraph": "(f)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-6A" }, "r40": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "820", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "6A", "Subparagraph": "(h)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-6A" }, "r41": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "820", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "8", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-8" }, "r42": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "825", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "21", "Subparagraph": "(c)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147482907/825-10-50-21" }, "r43": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "825", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "21", "Subparagraph": "(d)(1)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147482907/825-10-50-21" }, "r44": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "850", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147483326/850-10-50-1" }, "r45": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "850", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147483326/850-10-50-1" }, "r46": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "850", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147483326/850-10-50-1" }, "r47": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "850", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(d)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147483326/850-10-50-1" }, "r48": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "855", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147483399/855-10-50-2" }, "r49": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "855", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147483399/855-10-50-2" }, "r50": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "855", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147483399/855-10-50-3" }, "r51": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "2", "Subparagraph": "(d)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477063/962-205-45-2" }, "r52": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "7", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477063/962-205-45-7" }, "r53": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "7", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477063/962-205-45-7" }, "r54": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "7", "Subparagraph": "(f)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477063/962-205-45-7" }, "r55": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "7", "Subparagraph": "(h)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477063/962-205-45-7" }, "r56": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "8", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477063/962-205-45-8" }, "r57": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147478416/962-205-50-1" }, "r58": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(d)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147478416/962-205-50-1" }, "r59": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(g)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147478416/962-205-50-1" }, "r60": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(j)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147478416/962-205-50-1" }, "r61": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-02(a))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r62": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-02(c))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r63": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-03(1))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r64": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-03(2)(a))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r65": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-03(2)(b)(1))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r66": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-03(2)(b)(2))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r67": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-03(2))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r68": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-03(3))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r69": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-03(6)(a))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r70": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-03(6)(b))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r71": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-03(7)(a))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r72": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-03(7)(b))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r73": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-03(7))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r74": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-03(9))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r75": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-04(1)(a)(1))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r76": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-04(1)(a)(2))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r77": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-04(1)(a)(3))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r78": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-04(1)(a))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r79": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-04(2)(a)(1))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r80": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-04(2)(a)(2))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r81": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-04(2)(a)(3))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r82": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-04(2)(b))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r83": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-04(3)(b))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r84": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-04(4)(b))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r85": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-04(5)(b))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r86": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-04(5)(c))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r87": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-04(6))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r88": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-04(7))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r89": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-05(a)(Schedule I))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r90": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-05(a)(Schedule II))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r91": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-05(a)(Schedule III))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r92": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "310", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "1", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147478642/962-310-45-1" }, "r93": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "310", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "2", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147478642/962-310-45-2" }, "r94": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "35", "Paragraph": "1B", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147478844/962-325-35-1B" }, "r95": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "5", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477509/962-325-45-5" }, "r96": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "6", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477509/962-325-45-6" }, "r97": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "8", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477509/962-325-45-8" }, "r98": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477783/962-325-50-1" }, "r99": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2A", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477783/962-325-50-2A" }, "r100": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2B", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477783/962-325-50-2B" }, "r101": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Subparagraph": "(f)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477783/962-325-50-3" }, "r102": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "7", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477783/962-325-50-7" }, "r103": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "8A", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477783/962-325-50-8A" }, "r104": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "8B", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477783/962-325-50-8B" }, "r105": { "role": "http://www.xbrl.org/2003/role/disclosureRef", "Topic": "962", "SubTopic": "40", "Name": "Accounting Standards Codification", "Section": "25", "Paragraph": "1", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147479750/962-40-25-1" }, "r106": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "815", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "4L", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147480434/815-10-50-4L" }, "r107": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "820", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "6A", "Subparagraph": "(d)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-6A" }, "r108": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "5", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477509/962-325-45-5" }, "r109": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "5", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477509/962-325-45-5" }, "r110": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "5", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477509/962-325-45-5" }, "r111": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "5", "Subparagraph": "(d)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477509/962-325-45-5" }, "r112": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "5", "Subparagraph": "(e)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477509/962-325-45-5" }, "r113": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "5", "Subparagraph": "(f)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477509/962-325-45-5" }, "r114": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "5", "Subparagraph": "(g)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477509/962-325-45-5" }, "r115": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "5", "Subparagraph": "(h)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477509/962-325-45-5" }, "r116": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "5", "Subparagraph": "(j)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477509/962-325-45-5" }, "r117": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "5", "Subparagraph": "(k)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477509/962-325-45-5" }, "r118": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "6", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477509/962-325-45-6" }, "r119": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477783/962-325-50-1" }, "r120": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "8A", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477783/962-325-50-8A" }, "r121": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "8A", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477783/962-325-50-8A" }, "r122": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "8A", "Subparagraph": "(c)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477783/962-325-50-8A" }, "r123": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "8A", "Subparagraph": "(d)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477783/962-325-50-8A" }, "r124": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "8A", "Subparagraph": "(e)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477783/962-325-50-8A" }, "r125": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "8A", "Subparagraph": "(f)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477783/962-325-50-8A" }, "r126": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "8A", "Subparagraph": "(g)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477783/962-325-50-8A" }, "r127": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "8A", "Subparagraph": "(h)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477783/962-325-50-8A" }, "r128": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "8A", "Subparagraph": "(j)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477783/962-325-50-8A" }, "r129": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "8B", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477783/962-325-50-8B" }, "r130": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "55", "Paragraph": "17", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147478873/962-325-55-17" }, "r131": { "role": "http://www.xbrl.org/2003/role/exampleRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "55", "Paragraph": "18", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147478873/962-325-55-18" }, "r132": { "role": "http://www.xbrl.org/2003/role/presentationRef", "Publisher": "SEC", "Name": "Exchange Act", "Number": "240", "Section": "12", "Subsection": "b-2" }, "r133": { "role": "http://www.xbrl.org/2003/role/recommendedDisclosureRef", "Topic": "825", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "23", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147482907/825-10-50-23" }, "r134": { "role": "http://www.xbrl.org/2003/role/recommendedDisclosureRef", "Topic": "855", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147483399/855-10-50-3" }, "r135": { "role": "http://www.xbrl.org/2003/role/recommendedDisclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "7", "Subparagraph": "(d)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477063/962-205-45-7" }, "r136": { "role": "http://www.xbrl.org/2003/role/recommendedDisclosureRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-05(a)(Schedule III))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r137": { "role": "http://www.xbrl.org/2003/role/recommendedDisclosureRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "2B", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477783/962-325-50-2B" }, "r138": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Name": "Employee Retirement Income Security Act of 1974", "Number": "2520", "Section": "103", "Subsection": "10", "Paragraph": "a", "Publisher": "DOL-EBSA" }, "r139": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Name": "Employee Retirement Income Security Act of 1974", "Number": "2520", "Section": "103", "Subsection": "10", "Paragraph": "b", "Subparagraph": "(1)", "Publisher": "DOL-EBSA" }, "r140": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Name": "Employee Retirement Income Security Act of 1974", "Number": "2520", "Section": "103", "Subsection": "10", "Paragraph": "b", "Subparagraph": "(1)(i)", "Publisher": "DOL-EBSA" }, "r141": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Name": "Employee Retirement Income Security Act of 1974", "Number": "2520", "Section": "103", "Subsection": "10", "Paragraph": "b", "Subparagraph": "(1)(i)(A)", "Publisher": "DOL-EBSA" }, "r142": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Name": "Employee Retirement Income Security Act of 1974", "Number": "2520", "Section": "103", "Subsection": "10", "Paragraph": "b", "Subparagraph": "(1)(i)(B)", "Publisher": "DOL-EBSA" }, "r143": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Name": "Employee Retirement Income Security Act of 1974", "Number": "2520", "Section": "103", "Subsection": "10", "Paragraph": "b", "Subparagraph": "(1)(i)(C)", "Publisher": "DOL-EBSA" }, "r144": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Name": "Employee Retirement Income Security Act of 1974", "Number": "2520", "Section": "103", "Subsection": "10", "Paragraph": "b", "Subparagraph": "(1)(i)(D)", "Publisher": "DOL-EBSA" }, "r145": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Name": "Employee Retirement Income Security Act of 1974", "Number": "2520", "Section": "103", "Subsection": "10", "Paragraph": "b", "Subparagraph": "(2)", "Publisher": "DOL-EBSA" }, "r146": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Name": "Employee Retirement Income Security Act of 1974", "Number": "2520", "Section": "103", "Subsection": "10", "Paragraph": "b", "Subparagraph": "(2)(i)(A)", "Publisher": "DOL-EBSA" }, "r147": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Name": "Employee Retirement Income Security Act of 1974", "Number": "2520", "Section": "103", "Subsection": "10", "Paragraph": "b", "Subparagraph": "(2)(i)(B)", "Publisher": "DOL-EBSA" }, "r148": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Name": "Employee Retirement Income Security Act of 1974", "Number": "2520", "Section": "103", "Subsection": "10", "Paragraph": "b", "Subparagraph": "(2)(i)(C)", "Publisher": "DOL-EBSA" }, "r149": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Name": "Employee Retirement Income Security Act of 1974", "Number": "2520", "Section": "103", "Subsection": "10", "Paragraph": "b", "Subparagraph": "(2)(i)(D)", "Publisher": "DOL-EBSA" }, "r150": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Name": "Employee Retirement Income Security Act of 1974", "Number": "2520", "Section": "103", "Subsection": "10", "Paragraph": "b", "Subparagraph": "(3)", "Publisher": "DOL-EBSA" }, "r151": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Name": "Employee Retirement Income Security Act of 1974", "Number": "2520", "Section": "103", "Subsection": "10", "Paragraph": "b", "Subparagraph": "(4)", "Publisher": "DOL-EBSA" }, "r152": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Name": "Employee Retirement Income Security Act of 1974", "Number": "2520", "Section": "103", "Subsection": "6", "Paragraph": "d", "Subparagraph": "(1)", "Publisher": "DOL-EBSA" }, "r153": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Name": "Employee Retirement Income Security Act of 1974", "Number": "2520", "Section": "103", "Subsection": "6", "Paragraph": "d", "Subparagraph": "(1)(i)", "Publisher": "DOL-EBSA" }, "r154": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Name": "Employee Retirement Income Security Act of 1974", "Number": "2520", "Section": "103", "Subsection": "6", "Paragraph": "d", "Subparagraph": "(1)(ii)", "Publisher": "DOL-EBSA" }, "r155": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Name": "Employee Retirement Income Security Act of 1974", "Number": "2520", "Section": "103", "Subsection": "6", "Paragraph": "d", "Subparagraph": "(1)(iii)", "Publisher": "DOL-EBSA" }, "r156": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Name": "Employee Retirement Income Security Act of 1974", "Number": "2520", "Section": "103", "Subsection": "6", "Paragraph": "d", "Subparagraph": "(1)(iv)", "Publisher": "DOL-EBSA" }, "r157": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Name": "Employee Retirement Income Security Act of 1974", "Number": "2520", "Section": "103", "Subsection": "6", "Paragraph": "d", "Subparagraph": "(1)(v)", "Publisher": "DOL-EBSA" }, "r158": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Name": "Employee Retirement Income Security Act of 1974", "Number": "2520", "Section": "103", "Subsection": "6", "Paragraph": "d", "Subparagraph": "(1)(vi)", "Publisher": "DOL-EBSA" }, "r159": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Name": "Employee Retirement Income Security Act of 1974", "Number": "2520", "Section": "103", "Subsection": "6", "Paragraph": "d", "Subparagraph": "(1)(vii)", "Publisher": "DOL-EBSA" }, "r160": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Name": "Employee Retirement Income Security Act of 1974", "Number": "2520", "Section": "103", "Subsection": "6", "Paragraph": "d", "Subparagraph": "(2)", "Publisher": "DOL-EBSA" }, "r161": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Name": "Employee Retirement Income Security Act of 1974", "Number": "2520", "Section": "103", "Subsection": "6", "Paragraph": "d", "Subparagraph": "(2)(i)", "Publisher": "DOL-EBSA" }, "r162": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Name": "Employee Retirement Income Security Act of 1974", "Number": "2520", "Section": "103", "Subsection": "6", "Paragraph": "d", "Subparagraph": "(2)(ii)", "Publisher": "DOL-EBSA" }, "r163": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Name": "Employee Retirement Income Security Act of 1974", "Number": "2520", "Section": "103", "Subsection": "6", "Paragraph": "d", "Subparagraph": "(2)(iii)", "Publisher": "DOL-EBSA" }, "r164": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Name": "Employee Retirement Income Security Act of 1974", "Number": "2520", "Section": "103", "Subsection": "6", "Paragraph": "d", "Subparagraph": "(2)(iv)", "Publisher": "DOL-EBSA" }, "r165": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Name": "Employee Retirement Income Security Act of 1974", "Number": "2520", "Section": "103", "Subsection": "6", "Paragraph": "d", "Subparagraph": "(2)(v)", "Publisher": "DOL-EBSA" }, "r166": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "275", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "18", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147482861/275-10-50-18" }, "r167": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "820", "SubTopic": "10", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147482106/820-10-50-3" }, "r168": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "7", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477063/962-205-45-7" }, "r169": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(a)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147478416/962-205-50-1" }, "r170": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147478416/962-205-50-1" }, "r171": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Subparagraph": "(g)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147478416/962-205-50-1" }, "r172": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-02)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r173": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-03(1))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r174": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-03(6))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r175": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-04(1)(a)(1))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r176": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-04(2)(a)(1))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r177": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-04(4)(a)(1))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r178": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-04(4)(b))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r179": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-05(a)(Schedule I))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r180": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-05(a)(Schedule II))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r181": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "962", "SubTopic": "205", "Name": "Accounting Standards Codification", "Section": "S99", "Paragraph": "1", "Subparagraph": "(SX 210.6A-05(a)(Schedule III))", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477804/962-205-S99-1" }, "r182": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "962", "SubTopic": "235", "Name": "Accounting Standards Codification", "Section": "S50", "Paragraph": "1", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147479143/962-235-S50-1" }, "r183": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "5", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477509/962-325-45-5" }, "r184": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "6", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477509/962-325-45-6" }, "r185": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "45", "Paragraph": "8", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477509/962-325-45-8" }, "r186": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "1", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477783/962-325-50-1" }, "r187": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "3", "Subparagraph": "(f)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477783/962-325-50-3" }, "r188": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "7", "Subparagraph": "(b)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477783/962-325-50-7" }, "r189": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "8A", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477783/962-325-50-8A" }, "r190": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "8A", "Subparagraph": "(g)", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477783/962-325-50-8A" }, "r191": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "8B", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477783/962-325-50-8B" }, "r192": { "role": "http://www.xbrl.org/2009/role/commonPracticeRef", "Topic": "962", "SubTopic": "325", "Name": "Accounting Standards Codification", "Section": "50", "Paragraph": "8C", "Publisher": "FASB", "URI": "https://asc.fasb.org/1943274/2147477783/962-325-50-8C" } } }