Document And Entity Information us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedStockOptions Share-Based Payment Arrangement, Nonvested Award, Option, Cost Not yet Recognized, Amount Statistical Measurement [Axis] Note To Financial Statement Details Textual Significant Accounting Policies PROVISION FOR INCOME TAXES Note 3 - Summary of Significant Accounting Policies ecd_NonRule10b51ArrTrmntdFlag Non-Rule 10b5-1 Arrangement Terminated [Flag] Note 4 - Inventories ecd_NonRule10b51ArrAdoptedFlag Non-Rule 10b5-1 Arrangement Adopted [Flag] Note 5 - Property and Equipment Trading Arrangements, by Individual [Table] Note 6 - Notes Payable Material Terms of Trading Arrangement [Text Block] Note 7 - Equity Note 8 - Acquisition of Irwin Naturals Note 10 - Segment Information Note 3 - Summary of Significant Accounting Policies - Disaggregation of Revenue (Details) Note 3 - Summary of Significant Accounting Policies - Basic and Diluted Income (Loss) Per Share (Details) Minimum [Member] Note 4 - Inventories - Summary of Inventory (Details) us-gaap_ForeignCurrencyTransactionGainLossBeforeTax Foreign exchange loss (gain) Note 5 - Property and Equipment - Property and Equipment (Details) Statistical Measurement [Domain] Note 6 - Notes Payable - Debt Obligations (Details) Maximum [Member] us-gaap_SharePrice Share Price Note 6 - Notes Payable - Maturity (Details) Share Repurchase Program [Axis] Note 7 - Equity - Stock Option Activity (Details) Share Repurchase Program [Domain] Note 7 - Equity - Exercise Price Range (Details) Note 8 - Acquisition of Irwin Naturals - Assets Acquired and Liabilities Assumed (Details) us-gaap_IncreaseDecreaseInAccountsReceivable Accounts receivable - trade Note 8 - Acquisition of Irwin Naturals - Pro Forma (Details) Note 10 - Segment Information - Schedule of Segment Information (Details) Note 12 - Segment Information - Revenue by Geographic Area (Details) Notes To Financial Statements Notes To Financial Statements [Abstract] Irwin Naturals [Member] Represents Irwin Naturals. us-gaap_EffectiveIncomeTaxRateContinuingOperations Effective Income Tax Rate Reconciliation, Percent Forfeited, weighted average exercise price (in dollars per share) Issued, weighted average exercise price (in dollars per share) Share-Based Compensation Arrangements by Share-Based Payment Award, Options, Grants in Period, Weighted Average Exercise Price Exercised, weighted average exercise price (in dollars per share) Employee compensation and benefits Income taxes payable us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable us-gaap_IncreaseDecreaseInInventories Inventories us-gaap_SharesOutstanding Balance (in shares) Balance (in shares) Segment Reporting [Text Block] Adjustments to reconcile net income to net cash provided by operating activities: Award Type [Axis] Segment Reporting [Table Text Block] Preferred stock, $0.01 par value, 10,000 shares authorized, none outstanding as of March 31, 2026 and December 31, 2025 us-gaap_Liabilities TOTAL LIABILITIES us-gaap_LiabilitiesAndStockholdersEquity TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY us-gaap_AllocatedShareBasedCompensationExpense Share-Based Payment Arrangement, Expense us-gaap_IncreaseDecreaseInPrepaidExpense Prepaid expense and other assets Segment Reporting [Table] Selling, general and administrative Gain on derivatives us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax Other Comprehensive Income (Loss), Cash Flow Hedge, Gain (Loss), before Reclassification, after Tax Changes in operating assets and liabilities: us-gaap_IncreaseDecreaseInAccountsPayable Accounts payable Term Loans [Member] In reference to the Term Loans. Preferred stock, shares outstanding (in shares) Term Loan A [Member] In relation Term Loan A Accumulated Gain (Loss), Net, Cash Flow Hedge, Parent [Member] Preferred stock, shares authorized (in shares) Preferred stock, par value (in dollars per share) Preferred Stock, Par or Stated Value Per Share Accrued expense and other current liabilities us-gaap_IncreaseDecreaseInAccruedLiabilities us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect CHANGE IN CASH AND RESTRICTED CASH us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations Foreign currency impact on cash Series A Preferred Stock [Member] New Accounting Pronouncements, Policy [Policy Text Block] us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations CASH AND RESTRICTED CASH, BEGINNING OF PERIOD CASH AND CASH EQUIVALENTS, END OF PERIOD Concentration Risk, Credit Risk, Policy [Policy Text Block] COMPREHENSIVE INCOME: Share-Based Payment Arrangement, Tranche One [Member] Statement [Table] Credit Facility [Axis] Credit Facility [Domain] Revolving Credit Facility [Member] Share-Based Payment Arrangement, Tranche Two [Member] Sales Channel, Directly to Consumer [Member] us-gaap_DebtInstrumentBasisSpreadOnVariableRate1 Debt Instrument, Basis Spread on Variable Rate us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity Line of Credit Facility, Maximum Borrowing Capacity Line of Credit Facility, Lender [Domain] Lender Name [Axis] Nature of Operations [Text Block] srt_StockRepurchaseProgramAuthorizedAmount1 Share Repurchase Program, Authorized, Amount Long-Term Debt, Type [Axis] Product and Service [Domain] Product and Service [Axis] Line of credit Long-Term Line of Credit Revolving line of credit us-gaap_RepaymentsOfDebt Repayments of Debt Total number of options (in shares) Upper range limit (in dollars per share) Exercise Price Range [Domain] Exercise Price Range [Axis] Number of vested options (in shares) us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod Forfeited, number of options (in shares) Schedule of Maturities of Long-Term Debt [Table Text Block] Customer Three [Member] Represents information pertaining to customer three. us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber Outstanding, number of options (in shares) Outstanding, number of options (in shares) Commitments and Contingencies Disclosure [Text Block] us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice Outstanding, weighted average exercise price (in dollars per share) Outstanding, weighted average exercise price (in dollars per share) Statement [Line Items] us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Intrinsic Value Common stock, shares issued (in shares) Common Stock, Shares, Issued Grantee Status [Domain] Common stock, shares outstanding (in shares) Common Stock, Shares, Outstanding Award Type [Domain] Share-Based Payment Arrangement, Employee [Member] us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Risk Free Interest Rate Common stock, shares authorized (in shares) Common Stock, Shares Authorized (in shares) Grantee Status [Axis] us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Volatility Rate us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate Share-Based Compensation Arrangement by Share-Based Payment Award, Fair Value Assumptions, Expected Dividend Rate Common stock, $0.01 par value, 120,000 shares authorized; 9,391 issued and outstanding as of March 31, 2026 and December 31, 2025 Share-Based Payment Arrangement, Option, Exercise Price Range [Table Text Block] us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo Intangible Asset, Finite-Lived, Estimated Amortization Expense, Year Two us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree Intangible Asset, Finite-Lived, Estimated Amortization Expense, Year Three Supplier [Axis] us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths Intangible Asset, Finite-Lived, Estimated Amortization Expense, Year One Schedule of Inventory, Current [Table Text Block] Supplier [Domain] Business Combination, Recognized Asset Acquired and Liability Assumed [Table Text Block] Accounts payable us-gaap_PolicyTextBlockAbstract Accounting Policies us-gaap_DisclosureTextBlockAbstract Notes to Financial Statements us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour Intangible Asset, Finite-Lived, Estimated Amortization Expense, Year Four us-gaap_TableTextBlock Notes Tables Term loan, net of current portion and unamortized deferred finance costs us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive Intangible Asset, Finite-Lived, Estimated Amortization Expense, Year Five us-gaap_ComprehensiveIncomeNetOfTax Comprehensive income Term loan – current portion Subsequent Events [Text Block] Concentration Risk Type [Axis] Significant Accounting Policies [Text Block] Right-of-use asset Long-term lease liability, net of current portion Outstanding, weighted average remaining life (Year) Lease liability – current portion Accounts Receivable [Member] us-gaap_LongTermDebtCurrent Current Concentration Risk Type [Domain] Accounts Payable [Member] us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo 2027 Capitalization, Equity [Table] Long Term Merger and acquisition related Capitalization, Long-Term Debt [Table] us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour 2029 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree 2028 us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths 2026 ftlf_PolicyTable us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive 2030 Term loan – 2025 Credit Agreement Long-Term Debt Total balance outstanding as of December 31, 2025 Statement of Stockholders' Equity [Abstract] Statement of Cash Flows [Abstract] Foreign currency translation adjustment us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent STOCKHOLDERS’ EQUITY: Long-Term Debt, Type [Domain] Product Concentration Risk [Member] Equity Components [Axis] First-Citizens Bank & Trust Company [Member] Represents First-Citizens Bank & Trust Company. Lease liability Proceeds from exercise of stock options Proceeds from Stock Options Exercised Equity Component [Domain] Accumulated Foreign Currency Adjustment Attributable to Parent [Member] Net assets acquired us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet Irwin Products [Member] Represents Irwin Products. Products Excluding Irwin Products [Member] Represents products excluding Irwin Products. Equity [Text Block] Additional Paid-in Capital [Member] Irwin [Member] Represents Irwin. us-gaap_ClassOfWarrantOrRightOutstanding Class of Warrant or Right, Outstanding Retained Earnings [Member] ftlf_ReturnPeriod Return Period Period of return. Cost of goods sold ftlf_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingNumberOfTranches Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting, Number of Tranches The number of tranches that award will vest under share based payment arrangement. Right of use asset ftlf_BusinessCombinationRecognizedAssetAcquiredRightOfUseAsset Amount of right of use asset acquired in business combination and recognized at acquisition date. ftlf_DebtInstrumentCovenantFixedChargeCoverageRatio Debt Instrument, Covenant, Fixed Charge Coverage Ratio The fixed charge coverage ratio required under the covenant of the debt instrument. ftlf_DebtInstrumentCovenantSeniorFundedDebtToEBITDA Debt Instrument, Covenant, Senior Funded Debt to EBITDA Ratio of senior funded debt to EBITDA required under the covenant of the debt instrument. ftlf_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantDateFairValue Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grant Date Fair Value Fair value of options on the grant date. Foreign Currency Transactions and Translations Policy [Policy Text Block] Lower range limit (in dollars per share) Allowance for inventory obsolescence Property and equipment, net Total Equipment ftlf_DerivativePercentageOfDebtToFixedRate Derivative, Percentage of Debt to Fixed Rate Percentage of debt to fixed rate by derivative. ftlf_BusinessCombinationRecognizedLiabilityAssumedContractWithCustomerLiability Product returns Amount of contract with customer liability assumed in business combination and recognized at acquisition date. Allowance for credit losses Subsequent Event [Table] Deferred tax asset Share Repurchase Program [Member] Information related to the Share Repurchase Program. ftlf_StockRepurchaseProgramExpirationPeriod Stock Repurchase Program Expiration Period Expiration period for the purchase of an entity's own shares under a stock repurchase plan. Share-Based Payment Arrangement, Option, Activity [Table Text Block] Deferred tax liability Share-Based Payment Arrangement, Option [Member] Supplemental Cash Flow Information [Abstract] CURRENT LIABILITIES: us-gaap_LiabilitiesCurrent Total current liabilities us-gaap_ImpairmentOfIntangibleAssetsFinitelived Intangible Asset, Finite-Lived, Impairment Loss us-gaap_DebtInstrumentVariableInterestRateTypeExtensibleEnumeration Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration] Supplier Concentration Risk [Member] Secured Overnight Financing Rate (SOFR) [Member] Accounts receivable, net Segment Reporting, Entity-Wide Information Not Provided as Part of Reportable Segment, Geographical Area, Revenue [Table Text Block] Customer Concentration Risk [Member] GNC [Member] Information related to GNC. Online Sales [Member] Information related to online sales. CODM Segmentation [Member] Relating to CODM segmentation. Derivative Instruments and Hedging Activities Disclosures [Table] Revenue Benchmark [Member] Other Commitments [Table] Lessee, Leases [Policy Text Block] us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment Accumulated depreciation Basis of Accounting [Text Block] us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest INCOME BEFORE INCOME TAX PROVISION Additional paid-in capital Debt Disclosure [Text Block] Segment Reporting, Policy [Policy Text Block] Prepaid expense and other current assets Use of Estimates, Policy [Policy Text Block] Product returns us-gaap_PaymentsToAcquirePropertyPlantAndEquipment Purchase of property and equipment Stock-based compensation UNITED STATES Weighted average remaining life (Year) Non-US [Member] us-gaap_DebtInstrumentFaceAmount Debt Instrument, Face Amount CURRENT ASSETS Goodwill and Intangible Assets, Goodwill, Policy [Policy Text Block] Exercise of stock options Goodwill and Intangible Assets, Intangible Assets, Policy [Policy Text Block] Schedule of Debt [Table Text Block] us-gaap_AssetsCurrent Total current assets Geographic Concentration Risk [Member] us-gaap_GrossProfit Gross profit Debt Instrument, Name [Domain] Exercise of stock options (in shares) Exercised, number of options (in shares) Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Exercises in Period us-gaap_DebtInstrumentInterestRateStatedPercentage Debt Instrument, Interest Rate, Stated Percentage Accrued expense Amount of accrued expense and liabilities classified as other, due within one year or the normal operating cycle, if longer. us-gaap_Depreciation Depreciation Class of Stock [Domain] Stock-based compensation us-gaap_IssuanceOfStockAndWarrantsForServicesOrClaims us-gaap_DebtInstrumentPeriodicPaymentPrincipal Debt Instrument, Periodic Payment, Principal us-gaap_TreasuryStockSharesAcquired Treasury Stock, Shares, Acquired (in shares) us-gaap_DebtInstrumentPeriodicPayment Debt Instrument, Periodic Payment Debt Instrument [Axis] Accumulated other comprehensive loss CASH FLOWS FROM OPERATING ACTIVITIES: CASH FLOWS FROM INVESTING ACTIVITIES: us-gaap_NetCashProvidedByUsedInOperatingActivities Net cash provided by operating activities CASH FLOWS FROM FINANCING ACTIVITIES: us-gaap_NetCashProvidedByUsedInInvestingActivities Net cash used in investing activities us-gaap_NetCashProvidedByUsedInFinancingActivities Net cash provided by (used in) financing activities us-gaap_GoodwillImpairmentLoss Goodwill, Impairment Loss Accounting Policies [Abstract] Segments [Domain] us-gaap_DeferredFinanceCostsGross Unamortized debt issuance costs Segments [Axis] Income Statement [Abstract] us-gaap_NumberOfReportableSegments Number of Reportable Segments NET INCOME NET INCOME Amortization of deferred financing costs Range One [Member] Information related to range one. Range Two [Member] Information related to range two. Accounting Standards Update and Change in Accounting Principle [Table] Income Tax, Policy [Policy Text Block] Term Loan B [Member] Represents term loan B. Customer Two [Member] Represents customer two. ftlf_NumberOfCustomers Number of Customers The number of customers. Customer One [Member] Represents customer one. Irwin Term Loan [Member] Represents the Irwin Term Loan. Wholesale Sales [Member] Related to Wholesale Sales. The 2023 Term Loan [Member] Represents the 2023 Term Loan. 2025 Term Loan [Member] Represents 2025 term loan. us-gaap_RepaymentsOfLongTermDebt Payments on term loans OTHER EXPENSE (INCOME) us-gaap_RepaymentsOfLinesOfCredit Payments on line of credit Vesting [Axis] Statement of Financial Position [Abstract] Vesting [Domain] us-gaap_NonoperatingIncomeExpense Interest and other expense Total other expense, net Cash paid for income taxes Advertising and marketing ftlf_StockIssuedDuringPeriodSharesIssuedForExerciseOfWarrants Stock Issued During Period, Shares, Issued for Exercise of Warrants Represents the number of shares issued for the exercise of warrants. Other assets us-gaap_IncreaseDecreaseInDeferredIncomeTaxes Deferred taxes Term Loans and Lines of Credit [Member] Represents the term loans and the lines of credit. dei_DocumentType Document Type OPERATING EXPENSE: Document Information [Line Items] Document Quarterly Report us-gaap_ConcentrationRiskPercentage1 Concentration Risk, Percentage us-gaap_LesseeOperatingLeaseTermOfContract Lessee, Operating Lease, Term of Contract Document Information [Table] Antidilutive options (in shares) Revenue us-gaap_BusinessAcquisitionsProFormaRevenue us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment Dilutive effect of potential common shares (in shares) dei_EntityInteractiveDataCurrent Entity Interactive Data Current us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod Share-Based Compensation Arrangement by Share-Based Payment Award, Expiration Period Document Transition Report Diluted weighted average common shares (in shares) Diluted weighted average shares outstanding (in shares) Total operating expense Total operating expense NET INCOME PER SHARE Basic weighted average common shares (in shares) Basic weighted average shares outstanding (in shares) Net income us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss us-gaap_DebtInstrumentTerm Debt Instrument, Term Derivative Instrument [Axis] Basic (in dollars per share) us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage Earnings Per Share, Policy [Policy Text Block] Intangibles, net Document Fiscal Period Focus Customer [Domain] Document Fiscal Year Focus Depreciation and amortization Amendment Flag Common Stock [Member] Goodwill Goodwill Vendor One [Member] Related to vendor one. dei_DocumentPeriodEndDate Document Period End Date Vendor Three [Member] Related to vendor three. Vendor Two [Member] Related to vendor two. Property, Plant, and Equipment [Text Block] Issued, number of options (in shares) Legal Entity [Axis] Business Combination [Domain] dei_EntityFileNumber Entity File Number us-gaap_DerivativeFixedInterestRate Derivative, Fixed Interest Rate Entity Tax Identification Number Business Combination [Axis] Disaggregation of Revenue [Table Text Block] Disaggregation of Revenue [Table] Entity [Domain] Entity Central Index Key Entity Registrant Name Business Combination [Policy Text Block] dei_EntityCurrentReportingStatus Entity Current Reporting Status Business Combination [Table] Entity Incorporation, State or Country Code Business Combination, Pro Forma Information [Table Text Block] Current Fiscal Year End Date Diluted net income per share (in dollars per share) us-gaap_BusinessAcquisitionProFormaIncomeLossFromContinuingOperationsBeforeChangesInAccountingAndExtraordinaryItemsNetOfTaxPerShareDiluted Accounts receivable us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables Fair Value Measurement, Policy [Policy Text Block] Inventories us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory Prepaid expense and other current assets us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets Contract with Customer, Sales Channel [Domain] Entity Filer Category dei_EntityShellCompany Entity Shell Company Contract with Customer, Sales Channel [Axis] Entity Emerging Growth Company Comprehensive income us-gaap_DerivativeNotionalAmount Derivative, Notional Amount Entity Small Business us-gaap_OperatingIncomeLoss OPERATING INCOME Derivative asset Intangible assets us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable Accounts payable and accrued expense Cash and cash equivalents Other non-current assets us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets Property and equipment us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Derivative Instruments and Hedging Activities Disclosure [Text Block] Derivative liability us-gaap_BusinessCombinationConsiderationTransferred1 Business Combination, Consideration Transferred dei_EntityAddressStateOrProvince Entity Address, State or Province dei_EntityAddressCityOrTown Entity Address, City or Town Inventory, Current [Table] Interest expense, net Retained earnings dei_EntityAddressAddressLine1 Entity Address, Address Line One dei_CityAreaCode City Area Code ftlf_NumberOfVendors Number of Vendors The number of vendors. us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther Accrued expense and other current liabilities us-gaap_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual Business Combination, Acquiree's Revenue since Acquisition Date, Actual dei_LocalPhoneNumber Local Phone Number dei_EntityAddressPostalZipCode Entity Address, Postal Zip Code Title of 12(b) Security Security Exchange Name Trading Symbol Inventory-related Purchases [Member] Related to inventory related purchases. Class of Stock [Axis] Variable Rate [Domain] dei_EntityCommonStockSharesOutstanding Entity Common Stock, Shares Outstanding (in shares) Income taxes payable Property, Plant, and Equipment [Table] Exercisable, weighted average exercise price (in dollars per share) Outstanding, weighted average exercise price (in dollars per share) us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCapitalLeaseObligation Lease liabilities Common stock, par value (in dollars per share) Common Stock, Par or Stated Value Per Share us-gaap_BusinessCombinationConsiderationTransferredLiabilitiesIncurred Business Combination, Consideration Transferred, Liabilities Incurred Derivative Contract [Domain] us-gaap_Assets TOTAL ASSETS Cash and Cash Equivalents, Policy [Policy Text Block] Geographical [Domain] Geographical [Axis] us-gaap_CashFlowHedgeDerivativeInstrumentLiabilitiesAtFairValue Cash Flow Hedge Derivative Instrument Liabilities at Fair Value Diluted (in dollars per share) us-gaap_CashFlowHedgeDerivativeInstrumentAssetsAtFairValue Cash Flow Hedge Derivative Instrument Assets at Fair Value Revenue from Contract with Customer [Policy Text Block] Customer [Axis] Depreciation and amortization us-gaap_DepreciationDepletionAndAmortization Legacy FitLife [Member] Relating to Legacy FitLife. Consolidation, Policy [Policy Text Block] Cash paid for interest, net of amounts capitalized Interest Rate Swap [Member] Inventory Disclosure [Text Block] Finished goods Inventories, net Total Components Business Combination [Text Block] us-gaap_StockholdersEquity TOTAL STOCKHOLDERS' EQUITY Balance Balance Product returns us-gaap_IncreaseDecreaseInContractWithCustomerLiability Concentration Risk Benchmark [Axis] Nature of Operation, Product Information, Concentration of Risk [Table] Concentration Risk Benchmark [Domain] us-gaap_InventoryValuationReserves Inventory Valuation Reserves Allowance for obsolescence Consolidation, Less-than-Wholly-Owned Subsidiary, Parent Ownership Interest, Effect of Change [Table] Right of use asset Operating expense Represents the amount of operating expenses excluding business integration costs. ecd_Rule10b51ArrTrmntdFlag Rule 10b5-1 Arrangement Terminated [Flag] Property, Plant, and Equipment [Table Text Block] Revenue ecd_Rule10b51ArrAdoptedFlag Rule 10b5-1 Arrangement Adopted [Flag] Revenue, Segment Benchmark [Member]