3.25.4 html 554 635 1 true 215 0 false 8 false false R1.htm 75000 - Document - Document and Entity Information Sheet http://www.herbalife.com/20251231/taxonomy/role/DocumentDocumentAndEntityInformation Document and Entity Information Cover 1 false false R2.htm 75010 - Statement - Consolidated Balance Sheets Sheet http://www.herbalife.com/20251231/taxonomy/role/ConsolidatedBalanceSheets Consolidated Balance Sheets Statements 2 false false R3.htm 75020 - Statement - Consolidated Balance Sheets (Parenthetical) Sheet http://www.herbalife.com/20251231/taxonomy/role/ConsolidatedBalanceSheetsParenthetical Consolidated Balance Sheets (Parenthetical) Statements 3 false false R4.htm 75030 - Statement - Consolidated Statements of Income Sheet http://www.herbalife.com/20251231/taxonomy/role/ConsolidatedStatementsOfIncome Consolidated Statements of Income Statements 4 false false R5.htm 75040 - Statement - Consolidated Statements of Comprehensive Income Sheet http://www.herbalife.com/20251231/taxonomy/role/ConsolidatedStatementsOfComprehensiveIncome Consolidated Statements of Comprehensive Income Statements 5 false false R6.htm 75050 - Statement - Consolidated Statements of Comprehensive Income (Parenthetical) Sheet http://www.herbalife.com/20251231/taxonomy/role/ConsolidatedStatementsOfComprehensiveIncomeParenthetical Consolidated Statements of Comprehensive Income (Parenthetical) Statements 6 false false R7.htm 75060 - Statement - Consolidated Statements of Changes in Shareholders' Deficit Sheet http://www.herbalife.com/20251231/taxonomy/role/ConsolidatedStatementsOfChangesInShareholdersDeficit Consolidated Statements of Changes in Shareholders' Deficit Statements 7 false false R8.htm 75070 - Statement - Consolidated Statements of Changes in Shareholders' Deficit (Parenthetical) Sheet http://www.herbalife.com/20251231/taxonomy/role/ConsolidatedStatementsOfChangesInShareholdersDeficitParenthetical Consolidated Statements of Changes in Shareholders' Deficit (Parenthetical) Statements 8 false false R9.htm 75080 - Statement - Consolidated Statements of Cash Flows Sheet http://www.herbalife.com/20251231/taxonomy/role/ConsolidatedStatementsOfCashFlows Consolidated Statements of Cash Flows Statements 9 false false R10.htm 995410 - Disclosure - Pay vs Performance Disclosure Sheet http://xbrl.sec.gov/ecd/role/PvpDisclosure Pay vs Performance Disclosure Notes 10 false false R11.htm 995445 - Disclosure - Insider Trading Arrangements Sheet http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements Insider Trading Arrangements Notes 11 false false R12.htm 995447 - Disclosure - Insider Trading Policies and Procedures Sheet http://xbrl.sec.gov/ecd/role/InsiderTradingPoliciesProc Insider Trading Policies and Procedures Notes 12 false false R13.htm 995457 - Disclosure - Cybersecurity Risk Management, Strategy and Governance Sheet http://www.herbalife.com/20251231/taxonomy/role/DisclosureCybersecurityRiskManagementStrategyAndGovernance Cybersecurity Risk Management, Strategy and Governance Notes 13 false false R14.htm 995467 - Disclosure - Organization Sheet http://www.herbalife.com/20251231/taxonomy/role/Organization Organization Notes 14 false false R15.htm 995477 - Disclosure - Basis of Presentation Sheet http://www.herbalife.com/20251231/taxonomy/role/BasisOfPresentation Basis of Presentation Notes 15 false false R16.htm 995487 - Disclosure - Inventories Sheet http://www.herbalife.com/20251231/taxonomy/role/Inventories Inventories Notes 16 false false R17.htm 995497 - Disclosure - Leases Sheet http://www.herbalife.com/20251231/taxonomy/role/Leases Leases Notes 17 false false R18.htm 995507 - Disclosure - Long-Term Debt Sheet http://www.herbalife.com/20251231/taxonomy/role/LongTermDebt Long-Term Debt Notes 18 false false R19.htm 995517 - Disclosure - Employee Compensation Plans Sheet http://www.herbalife.com/20251231/taxonomy/role/EmployeeCompensationPlans Employee Compensation Plans Notes 19 false false R20.htm 995527 - Disclosure - Contingencies Sheet http://www.herbalife.com/20251231/taxonomy/role/DisclosureContingencies Contingencies Notes 20 false false R21.htm 995537 - Disclosure - Shareholders' Deficit Sheet http://www.herbalife.com/20251231/taxonomy/role/ShareholdersDeficit Shareholders' Deficit Notes 21 false false R22.htm 995547 - Disclosure - Share-Based Compensation Sheet http://www.herbalife.com/20251231/taxonomy/role/ShareBasedCompensation Share-Based Compensation Notes 22 false false R23.htm 995557 - Disclosure - Segment Information Sheet http://www.herbalife.com/20251231/taxonomy/role/SegmentInformation Segment Information Notes 23 false false R24.htm 995567 - Disclosure - Derivative Instruments and Hedging Activities Sheet http://www.herbalife.com/20251231/taxonomy/role/DerivativeInstrumentsAndHedgingActivities Derivative Instruments and Hedging Activities Notes 24 false false R25.htm 995577 - Disclosure - Income Taxes Sheet http://www.herbalife.com/20251231/taxonomy/role/IncomeTaxes Income Taxes Notes 25 false false R26.htm 995587 - Disclosure - Fair Value Measurements Sheet http://www.herbalife.com/20251231/taxonomy/role/FairValueMeasurements Fair Value Measurements Notes 26 false false R27.htm 995597 - Disclosure - Restructuring Activities Sheet http://www.herbalife.com/20251231/taxonomy/role/DisclosureRestructuringActivities Restructuring Activities Notes 27 false false R28.htm 995607 - Disclosure - Detail of Certain Balance Sheet Accounts Sheet http://www.herbalife.com/20251231/taxonomy/role/DetailOfCertainBalanceSheetAccounts Detail of Certain Balance Sheet Accounts Notes 28 false false R29.htm 995627 - Disclosure - Basis of Presentation (Policies) Sheet http://www.herbalife.com/20251231/taxonomy/role/BasisOfPresentationPolicies Basis of Presentation (Policies) Policies 29 false false R30.htm 995637 - Disclosure - Basis of Presentation (Tables) Sheet http://www.herbalife.com/20251231/taxonomy/role/BasisOfPresentationTables Basis of Presentation (Tables) Tables http://www.herbalife.com/20251231/taxonomy/role/BasisOfPresentation 30 false false R31.htm 995647 - Disclosure - Inventories (Tables) Sheet http://www.herbalife.com/20251231/taxonomy/role/InventoriesTables Inventories (Tables) Tables http://www.herbalife.com/20251231/taxonomy/role/Inventories 31 false false R32.htm 995657 - Disclosure - Leases (Tables) Sheet http://www.herbalife.com/20251231/taxonomy/role/LeasesTables Leases (Tables) Tables http://www.herbalife.com/20251231/taxonomy/role/Leases 32 false false R33.htm 995667 - Disclosure - Long-Term Debt (Tables) Sheet http://www.herbalife.com/20251231/taxonomy/role/LongTermDebtTables Long-Term Debt (Tables) Tables http://www.herbalife.com/20251231/taxonomy/role/LongTermDebt 33 false false R34.htm 995677 - Disclosure - Shareholders' Deficit (Tables) Sheet http://www.herbalife.com/20251231/taxonomy/role/ShareholdersDeficitTables Shareholders' Deficit (Tables) Tables http://www.herbalife.com/20251231/taxonomy/role/ShareholdersDeficit 34 false false R35.htm 995687 - Disclosure - Share-Based Compensation (Tables) Sheet http://www.herbalife.com/20251231/taxonomy/role/ShareBasedCompensationTables Share-Based Compensation (Tables) Tables http://www.herbalife.com/20251231/taxonomy/role/ShareBasedCompensation 35 false false R36.htm 995697 - Disclosure - Segment Information (Tables) Sheet http://www.herbalife.com/20251231/taxonomy/role/SegmentInformationTables Segment Information (Tables) Tables http://www.herbalife.com/20251231/taxonomy/role/SegmentInformation 36 false false R37.htm 995707 - Disclosure - Derivative Instruments and Hedging Activities (Tables) Sheet http://www.herbalife.com/20251231/taxonomy/role/DerivativeInstrumentsAndHedgingActivitiesTables Derivative Instruments and Hedging Activities (Tables) Tables http://www.herbalife.com/20251231/taxonomy/role/DerivativeInstrumentsAndHedgingActivities 37 false false R38.htm 995717 - Disclosure - Income Taxes (Tables) Sheet http://www.herbalife.com/20251231/taxonomy/role/IncomeTaxesTables Income Taxes (Tables) Tables http://www.herbalife.com/20251231/taxonomy/role/IncomeTaxes 38 false false R39.htm 995727 - Disclosure - Restructuring Activities (Tables) Sheet http://www.herbalife.com/20251231/taxonomy/role/DisclosureRestructuringActivitiesTables Restructuring Activities (Tables) Tables http://www.herbalife.com/20251231/taxonomy/role/DisclosureRestructuringActivities 39 false false R40.htm 995737 - Disclosure - Fair Value Measurements (Tables) Sheet http://www.herbalife.com/20251231/taxonomy/role/FairValueMeasurementsTables Fair Value Measurements (Tables) Tables http://www.herbalife.com/20251231/taxonomy/role/FairValueMeasurements 40 false false R41.htm 995747 - Disclosure - Detail of Certain Balance Sheet Accounts (Tables) Sheet http://www.herbalife.com/20251231/taxonomy/role/DetailOfCertainBalanceSheetAccountsTables Detail of Certain Balance Sheet Accounts (Tables) Tables http://www.herbalife.com/20251231/taxonomy/role/DetailOfCertainBalanceSheetAccounts 41 false false R42.htm 995757 - Disclosure - Organization - Additional Information (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/OrganizationAdditionalInformationDetail Organization - Additional Information (Detail) Details 42 false false R43.htm 995767 - Disclosure - Basis of Presentation - Additional Information (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/BasisOfPresentationAdditionalInformationDetail Basis of Presentation - Additional Information (Detail) Details 43 false false R44.htm 995777 - Disclosure - Basis of Presentation - Net Property, Plant and Equipment (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/BasisOfPresentationNetPropertyPlantAndEquipmentDetail Basis of Presentation - Net Property, Plant and Equipment (Detail) Details 44 false false R45.htm 995787 - Disclosure - Basis of Presentation - Summary of Reconciliation of Cash, Cash Equivalents and Restricted Cash for Balance Sheets and Cash Flows (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/BasisOfPresentationSummaryOfReconciliationOfCashCashEquivalentsAndRestrictedCashForBalanceSheetsAndCashFlowsDetail Basis of Presentation - Summary of Reconciliation of Cash, Cash Equivalents and Restricted Cash for Balance Sheets and Cash Flows (Detail) Details 45 false false R46.htm 995797 - Disclosure - Basis of Presentation - Computation of Basic and Diluted Earnings Per Share (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/BasisOfPresentationComputationOfBasicAndDilutedEarningsPerShareDetail Basis of Presentation - Computation of Basic and Diluted Earnings Per Share (Detail) Details 46 false false R47.htm 995807 - Disclosure - Inventories - Classes of Inventory (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/InventoriesClassesOfInventoryDetail Inventories - Classes of Inventory (Detail) Details 47 false false R48.htm 995817 - Disclosure - Leases - Additional Information (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/LeasesAdditionalInformationDetail Leases - Additional Information (Detail) Details 48 false false R49.htm 995827 - Disclosure - Leases - Summary of Lease Assets and Liabilities Recognized Within Consolidated Balance Sheets (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/LeasesSummaryOfLeaseAssetsAndLiabilitiesRecognizedWithinConsolidatedBalanceSheetsDetail Leases - Summary of Lease Assets and Liabilities Recognized Within Consolidated Balance Sheets (Detail) Details 49 false false R50.htm 995837 - Disclosure - Leases - Summary of Lease Assets and Liabilities Recognized Within Consolidated Balance Sheets (Parenthetical) (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/LeasesSummaryOfLeaseAssetsAndLiabilitiesRecognizedWithinConsolidatedBalanceSheetsParentheticalDetail Leases - Summary of Lease Assets and Liabilities Recognized Within Consolidated Balance Sheets (Parenthetical) (Detail) Details 50 false false R51.htm 995847 - Disclosure - Leases - Summary of Lease Cost Recognized Over the Lease Term (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/LeasesSummaryOfLeaseCostRecognizedOverTheLeaseTermDetail Leases - Summary of Lease Cost Recognized Over the Lease Term (Detail) Details 51 false false R52.htm 995857 - Disclosure - Leases - Summary of Lease Cost Recognized Over the Lease Term (Parenthetical) (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/LeasesSummaryOfLeaseCostRecognizedOverTheLeaseTermParentheticalDetail Leases - Summary of Lease Cost Recognized Over the Lease Term (Parenthetical) (Detail) Details 52 false false R53.htm 995867 - Disclosure - Leases - Summary of Annual Scheduled Lease Payments (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/LeasesSummaryOfAnnualScheduledLeasePaymentsDetail Leases - Summary of Annual Scheduled Lease Payments (Detail) Details 53 false false R54.htm 995887 - Disclosure - Leases - Summary of Annual Scheduled Lease Payments (Parenthetical) (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/LeasesSummaryOfAnnualScheduledLeasePaymentsParentheticalDetail Leases - Summary of Annual Scheduled Lease Payments (Parenthetical) (Detail) Details 54 false false R55.htm 995897 - Disclosure - Leases - Summary of Weighted-average Remaining Lease Term and Weighted-average Discount Rate (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/LeasesSummaryOfWeightedAverageRemainingLeaseTermAndWeightedAverageDiscountRateDetail Leases - Summary of Weighted-average Remaining Lease Term and Weighted-average Discount Rate (Detail) Details 55 false false R56.htm 995907 - Disclosure - Leases - Summary of Supplemental Cash Flow Information Related to Leases (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/LeasesSummaryOfSupplementalCashFlowInformationRelatedToLeasesDetail Leases - Summary of Supplemental Cash Flow Information Related to Leases (Detail) Details 56 false false R57.htm 995917 - Disclosure - Long-Term Debt - Schedule of Long-Term Debt (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/LongTermDebtScheduleOfLongTermDebtDetail Long-Term Debt - Schedule of Long-Term Debt (Detail) Details 57 false false R58.htm 995937 - Disclosure - Long-Term Debt - Schedule of Long-Term Debt (Parenthetical) (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/LongTermDebtScheduleOfLongTermDebtParentheticalDetail Long-Term Debt - Schedule of Long-Term Debt (Parenthetical) (Detail) Details 58 false false R59.htm 995947 - Disclosure - Long-Term Debt - Additional Information (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/LongTermDebtAdditionalInformationDetail Long-Term Debt - Additional Information (Detail) Details 59 false false R60.htm 995957 - Disclosure - Long-Term Debt - Additional Information (Detail1) Sheet http://www.herbalife.com/20251231/taxonomy/role/DisclosureLongtermDebtAdditionalInformationDetail1 Long-Term Debt - Additional Information (Detail1) Details 60 false false R61.htm 995967 - Disclosure - Long-Term Debt - Additional Information (Detail2) Sheet http://www.herbalife.com/20251231/taxonomy/role/DisclosureLongtermDebtAdditionalInformationDetail2 Long-Term Debt - Additional Information (Detail2) Details 61 false false R62.htm 995977 - Disclosure - Long-Term Debt - Senior Secured Notes due 2029 - Additional Information (Detail) Notes http://www.herbalife.com/20251231/taxonomy/role/DisclosureLongtermDebtSeniorSecuredNotesDue2029AdditionalInformationDetail Long-Term Debt - Senior Secured Notes due 2029 - Additional Information (Detail) Details 62 false false R63.htm 995987 - Disclosure - Long-Term Debt - Senior Secured Notes due 2029 - Schedule of Redemption Prices Express as a Percentage of Principal Amount (Detail) Notes http://www.herbalife.com/20251231/taxonomy/role/DisclosureLongtermDebtSeniorSecuredNotesDue2029ScheduleOfRedemptionPricesExpressAsAPercentageOfPrincipalAmountDetail Long-Term Debt - Senior Secured Notes due 2029 - Schedule of Redemption Prices Express as a Percentage of Principal Amount (Detail) Details 63 false false R64.htm 995997 - Disclosure - Long-Term Debt - Convertible Senior Notes due 2024 - Additional Information (Detail) Notes http://www.herbalife.com/20251231/taxonomy/role/DisclosureLongtermDebtConvertibleSeniorNotesDue2024AdditionalInformationDetail Long-Term Debt - Convertible Senior Notes due 2024 - Additional Information (Detail) Details 64 false false R65.htm 996007 - Disclosure - Long-Term Debt - Annual Scheduled Principal Payments of Debt (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/LongTermDebtAnnualScheduledPrincipalPaymentsOfDebtDetail Long-Term Debt - Annual Scheduled Principal Payments of Debt (Detail) Details 65 false false R66.htm 996017 - Disclosure - Employee Compensation Plans - Additional Information (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/EmployeeCompensationPlansAdditionalInformationDetail Employee Compensation Plans - Additional Information (Detail) Details 66 false false R67.htm 996027 - Disclosure - Contingencies - Additional Information (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/DisclosureContingenciesAdditionalInformationDetail Contingencies - Additional Information (Detail) Details 67 false false R68.htm 996037 - Disclosure - Shareholders' Deficit - Additional Information (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/ShareholdersDeficitAdditionalInformationDetail Shareholders' Deficit - Additional Information (Detail) Details 68 false false R69.htm 996047 - Disclosure - Shareholders' Deficit - Summary of Changes in Accumulated Other Comprehensive Loss (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/ShareholdersDeficitSummaryOfChangesInAccumulatedOtherComprehensiveLossDetail Shareholders' Deficit - Summary of Changes in Accumulated Other Comprehensive Loss (Detail) Details 69 false false R70.htm 996057 - Disclosure - Share-Based Compensation - Additional Information (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/ShareBasedCompensationAdditionalInformationDetail Share-Based Compensation - Additional Information (Detail) Details 70 false false R71.htm 996067 - Disclosure - Share-Based Compensation - Summary of Weighted Average Assumptions Used in Calculation of Fair Value for Service Condition Awards Granted (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/DisclosureSharebasedCompensationSummaryOfWeightedAverageAssumptionsUsedInCalculationOfFairValueForServiceConditionAwardsGrantedDetail Share-Based Compensation - Summary of Weighted Average Assumptions Used in Calculation of Fair Value for Service Condition Awards Granted (Detail) Details 71 false false R72.htm 996077 - Disclosure - Share-Based Compensation - Summary of Activities Under Share-Based Compensation Plans (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/ShareBasedCompensationSummaryOfActivitiesUnderShareBasedCompensationPlansDetail Share-Based Compensation - Summary of Activities Under Share-Based Compensation Plans (Detail) Details 72 false false R73.htm 996087 - Disclosure - Share-Based Compensation - Summary of Activities Under Share-Based Compensation Plans (Parenthetical) (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/ShareBasedCompensationSummaryOfActivitiesUnderShareBasedCompensationPlansParentheticalDetail Share-Based Compensation - Summary of Activities Under Share-Based Compensation Plans (Parenthetical) (Detail) Details 73 false false R74.htm 996097 - Disclosure - Segment Information - Additional Information (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/SegmentInformationAdditionalInformationDetail Segment Information - Additional Information (Detail) Details 74 false false R75.htm 996107 - Disclosure - Segment Information - Reconciliation of Revenue from Segments to Consolidated (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/SegmentInformationReconciliationOfRevenueFromSegmentsToConsolidatedDetail Segment Information - Reconciliation of Revenue from Segments to Consolidated (Detail) Details 75 false false R76.htm 996117 - Disclosure - Segment Information - Reconciliation of Significant Segment Expenses from Segments to Consolidated (Details) Sheet http://www.herbalife.com/20251231/taxonomy/role/DisclosureSegmentInformationReconciliationOfSignificantSegmentExpensesFromSegmentsToConsolidatedDetails Segment Information - Reconciliation of Significant Segment Expenses from Segments to Consolidated (Details) Details 76 false false R77.htm 996127 - Disclosure - Segment Information - Reconciliation of Selling Expenses from Segments to Consolidated (Details) Sheet http://www.herbalife.com/20251231/taxonomy/role/DisclosureSegmentInformationReconciliationOfSellingExpensesFromSegmentsToConsolidatedDetails Segment Information - Reconciliation of Selling Expenses from Segments to Consolidated (Details) Details 77 false false R78.htm 996137 - Disclosure - Segment Information - Reconciliation of Operating Profit (Loss) from Segments to Consolidated (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/SegmentInformationReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedDetail Segment Information - Reconciliation of Operating Profit (Loss) from Segments to Consolidated (Detail) Details 78 false false R79.htm 996147 - Disclosure - Segment Information - Reconciliation of Operating Profit (Loss) from Segments to Consolidated (Parenthetical) (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/SegmentInformationReconciliationOfOperatingProfitLossFromSegmentsToConsolidatedParentheticalDetail Segment Information - Reconciliation of Operating Profit (Loss) from Segments to Consolidated (Parenthetical) (Detail) Details 79 false false R80.htm 996157 - Disclosure - Segment Information - Schedule of Entity-Wide Information, Revenue from External Customers by Products and Services (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/SegmentInformationScheduleOfEntityWideInformationRevenueFromExternalCustomersByProductsAndServicesDetail Segment Information - Schedule of Entity-Wide Information, Revenue from External Customers by Products and Services (Detail) Details 80 false false R81.htm 996167 - Disclosure - Segment Information - Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/SegmentInformationScheduleOfRevenueFromExternalCustomersAttributedToForeignCountriesByGeographicAreaDetail Segment Information - Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area (Detail) Details 81 false false R82.htm 996177 - Disclosure - Segment Information - Schedule of Property, Plant and Equipment and Deferred Income Tax Assets by Geographic Area (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/DisclosureSegmentInformationScheduleOfPropertyPlantAndEquipmentAndDeferredIncomeTaxAssetsByGeographicAreaDetail Segment Information - Schedule of Property, Plant and Equipment and Deferred Income Tax Assets by Geographic Area (Detail) Details 82 false false R83.htm 996187 - Disclosure - Derivative Instruments and Hedging Activities - Additional Information (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/DerivativeInstrumentsAndHedgingActivitiesAdditionalInformationDetail Derivative Instruments and Hedging Activities - Additional Information (Detail) Details 83 false false R84.htm 996197 - Disclosure - Derivative Instruments and Hedging Activities - Summary of Foreign Currency Forward Contracts Outstanding (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/DerivativeInstrumentsAndHedgingActivitiesSummaryOfForeignCurrencyForwardContractsOutstandingDetail Derivative Instruments and Hedging Activities - Summary of Foreign Currency Forward Contracts Outstanding (Detail) Details 84 false false R85.htm 996207 - Disclosure - Derivative Instruments and Hedging Activities - Gains (Losses) Relating to Derivative Instruments Recorded in Other Comprehensive (Loss) Income (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/DisclosureDerivativeInstrumentsAndHedgingActivitiesGainsLossesRelatingToDerivativeInstrumentsRecordedInOtherComprehensiveLossIncomeDetail Derivative Instruments and Hedging Activities - Gains (Losses) Relating to Derivative Instruments Recorded in Other Comprehensive (Loss) Income (Detail) Details http://www.herbalife.com/20251231/taxonomy/role/DerivativeInstrumentsAndHedgingActivitiesTables 85 false false R86.htm 996217 - Disclosure - Derivative Instruments and Hedging Activities - Effect of Cash Flow Hedging Relationships on Consolidated Statements of Income (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/DerivativeInstrumentsAndHedgingActivitiesEffectOfCashFlowHedgingRelationshipsOnConsolidatedStatementsOfIncomeDetail Derivative Instruments and Hedging Activities - Effect of Cash Flow Hedging Relationships on Consolidated Statements of Income (Detail) Details 86 false false R87.htm 996227 - Disclosure - Derivative Instruments and Hedging Activities - Gains (Losses) Relating to Derivative Instruments Not Designated As Hedging Instruments Recorded to Income (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/DerivativeInstrumentsAndHedgingActivitiesGainsLossesRelatingToDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsRecordedToIncomeDetail Derivative Instruments and Hedging Activities - Gains (Losses) Relating to Derivative Instruments Not Designated As Hedging Instruments Recorded to Income (Detail) Details http://www.herbalife.com/20251231/taxonomy/role/DerivativeInstrumentsAndHedgingActivitiesTables 87 false false R88.htm 996237 - Disclosure - Income Taxes - Components of Income before Income Taxes (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/IncomeTaxesComponentsOfIncomeBeforeIncomeTaxesDetail Income Taxes - Components of Income before Income Taxes (Detail) Details 88 false false R89.htm 996247 - Disclosure - Income Taxes - Components of Income Tax Expense (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/IncomeTaxesComponentsOfIncomeTaxExpenseDetail Income Taxes - Components of Income Tax Expense (Detail) Details 89 false false R90.htm 996257 - Disclosure - Income Taxes - Additional Information (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/IncomeTaxesAdditionalInformationDetail Income Taxes - Additional Information (Detail) Details 90 false false R91.htm 996267 - Disclosure - Income Taxes - Schedule of Reconciliation of U.S. Federal Statutory Income Tax Rate to Effective Income Tax Rate Pursuant to ASU 2023-09 (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/DisclosureIncomeTaxesScheduleOfReconciliationOfUsFederalStatutoryIncomeTaxRateToEffectiveIncomeTaxRatePursuantToAsu202309Detail Income Taxes - Schedule of Reconciliation of U.S. Federal Statutory Income Tax Rate to Effective Income Tax Rate Pursuant to ASU 2023-09 (Detail) Details 91 false false R92.htm 996277 - Disclosure - Income Taxes - Schedule of Reconciliation of U.S. Federal Statutory Income Tax Rate to Effective Income Tax Rate Prior to Adoption of ASU 2023-09 (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/DisclosureIncomeTaxesScheduleOfReconciliationOfUsFederalStatutoryIncomeTaxRateToEffectiveIncomeTaxRatePriorToAdoptionOfAsu202309Detail Income Taxes - Schedule of Reconciliation of U.S. Federal Statutory Income Tax Rate to Effective Income Tax Rate Prior to Adoption of ASU 2023-09 (Detail) Details 92 false false R93.htm 996287 - Disclosure - Income Taxes - Deferred Income Tax Assets and Liabilities (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/DisclosureIncomeTaxesDeferredIncomeTaxAssetsAndLiabilitiesDetail Income Taxes - Deferred Income Tax Assets and Liabilities (Detail) Details 93 false false R94.htm 996297 - Disclosure - Income Taxes - Schedule of Income Taxes Paid Net of Refunds (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/DisclosureIncomeTaxesScheduleOfIncomeTaxesPaidNetOfRefundsDetail Income Taxes - Schedule of Income Taxes Paid Net of Refunds (Detail) Details 94 false false R95.htm 996307 - Disclosure - Income Taxes - Changes Occurred in Amount of Unrecognized Tax Benefits (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/IncomeTaxesChangesOccurredInAmountOfUnrecognizedTaxBenefitsDetail Income Taxes - Changes Occurred in Amount of Unrecognized Tax Benefits (Detail) Details 95 false false R96.htm 996317 - Disclosure - Fair Value Measurements - Derivative Assets and Liabilities Measured at Fair Value (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/FairValueMeasurementsDerivativeAssetsAndLiabilitiesMeasuredAtFairValueDetail Fair Value Measurements - Derivative Assets and Liabilities Measured at Fair Value (Detail) Details 96 false false R97.htm 996327 - Disclosure - Fair Value Measurements - Offsetting of Derivative Assets (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/FairValueMeasurementsOffsettingOfDerivativeAssetsDetail Fair Value Measurements - Offsetting of Derivative Assets (Detail) Details 97 false false R98.htm 996337 - Disclosure - Fair Value Measurements - Offsetting of Derivative Liabilities (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/FairValueMeasurementsOffsettingOfDerivativeLiabilitiesDetail Fair Value Measurements - Offsetting of Derivative Liabilities (Detail) Details 98 false false R99.htm 996347 - Disclosure - Restructuring Activities - Additional Information (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/DisclosureRestructuringActivitiesAdditionalInformationDetail Restructuring Activities - Additional Information (Detail) Details 99 false false R100.htm 996357 - Disclosure - Restructuring Activities - Schedule of Costs Related to the Organizational Design Transformation Program (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/DisclosureRestructuringActivitiesScheduleOfCostsRelatedToTheOrganizationalDesignTransformationProgramDetail Restructuring Activities - Schedule of Costs Related to the Organizational Design Transformation Program (Detail) Details 100 false false R101.htm 996367 - Disclosure - Restructuring Activities - Schedule of Changes in the Liabilities Related to the Transformation Program (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/DisclosureRestructuringActivitiesScheduleOfChangesInTheLiabilitiesRelatedToTheTransformationProgramDetail Restructuring Activities - Schedule of Changes in the Liabilities Related to the Transformation Program (Detail) Details 101 false false R102.htm 996377 - Disclosure - Restructuring Activities - Schedule of Costs Related to the Restructuring Program (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/DisclosureRestructuringActivitiesScheduleOfCostsRelatedToTheRestructuringProgramDetail Restructuring Activities - Schedule of Costs Related to the Restructuring Program (Detail) Details 102 false false R103.htm 996387 - Disclosure - Restructuring Activities - Schedule of Changes in the Liabilities Related to the Restructuring Program (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/DisclosureRestructuringActivitiesScheduleOfChangesInTheLiabilitiesRelatedToTheRestructuringProgramDetail Restructuring Activities - Schedule of Changes in the Liabilities Related to the Restructuring Program (Detail) Details 103 false false R104.htm 996397 - Disclosure - Restructuring Activities - Schedule of Cost Related to the Technology Realignment Program (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/DisclosureRestructuringActivitiesScheduleOfCostRelatedToTheTechnologyRealignmentProgramDetail Restructuring Activities - Schedule of Cost Related to the Technology Realignment Program (Detail) Details 104 false false R105.htm 996407 - Disclosure - Restructuring Activities - Schedule of Changes in the Liabilities Related to the Technology Realignment Program (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/DisclosureRestructuringActivitiesScheduleOfChangesInTheLiabilitiesRelatedToTheTechnologyRealignmentProgramDetail Restructuring Activities - Schedule of Changes in the Liabilities Related to the Technology Realignment Program (Detail) Details 105 false false R106.htm 996417 - Disclosure - Detail of Certain Balance Sheet Accounts - Additional Information (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/DetailOfCertainBalanceSheetAccountsAdditionalInformationDetail Detail of Certain Balance Sheet Accounts - Additional Information (Detail) Details 106 false false R107.htm 996427 - Disclosure - Detail of Certain Balance Sheet Accounts - Schedule of Other Current Liabilities (Detail) Sheet http://www.herbalife.com/20251231/taxonomy/role/DetailOfCertainBalanceSheetAccountsScheduleOfOtherCurrentLiabilitiesDetail Detail of Certain Balance Sheet Accounts - Schedule of Other Current Liabilities (Detail) Details 107 false false R108.htm 996437 - Disclosure - Subsequent Events - Additional Information (Details) Sheet http://www.herbalife.com/20251231/taxonomy/role/DisclosureSubsequentEventsAdditionalInformationDetails Subsequent Events - Additional Information (Details) Details 108 false false All Reports Book All Reports hlf-20251231.htm hlf-20251231.xsd img204579518_0.jpg http://fasb.org/srt/2025 http://fasb.org/us-gaap/2025 http://xbrl.sec.gov/cyd/2025 http://xbrl.sec.gov/dei/2025 http://xbrl.sec.gov/ecd/2025 false false