Document And Entity Information Fair Value Measurement, Policy [Policy Text Block] Note To Financial Statement Details Textual Significant Accounting Policies Note 2 - Basis of Presentation and Recent Accounting Pronouncements Debt Securities, Available-for-Sale [Table Text Block] Note 4 - Investments in Debt Securities Note 5 - Trade Accounts Receivable Note 6 - Prepaid Expenses and Other Current Assets Note 7 - Inventories Note 8 - Property and Equipment Note 9 - Patents and Trademarks, Net Note 10 - Other Assets Note 11 - Accrued Liabilities Note 14 - Facility Leases Note 2 - Basis of Presentation and Recent Accounting Pronouncements - Fair Value of Items Measured on a Recurring Basis (Details) Stock-based compensation us-gaap_ShareBasedCompensation Other Assets Note 4 - Investments in Debt Securities - Amortized Cost and Fair Value of Investments in Debt Securities (Details) Lessee, Leases [Policy Text Block] Note 5 - Trade Accounts Receivable - Trade Accounts Receivable Table (Details) us-gaap_LiabilitiesCurrent Total current liabilities Note 6 - Prepaid Expenses and Other Current Assets - Prepaid Expenses and Other Current Assets (Details) lqmt_JointVentureFormationInitialCapitalCapitalized Joint Venture, Formation, Initial Capital, Capitalized Represents the aggregate amount of investment in the joint venture. Note 7 - Inventories - Schedule of Inventory (Details) us-gaap_FiniteLivedIntangibleAssetUsefulLife Finite-Lived Intangible Asset, Useful Life (Year) Note 8 - Property and Equipment - Property and Equipment (Details) Note 9 - Patents and Trademarks, Net - Patents and Trademarks (Details) Other current liabilities Certificate Of Deposit [Member] Note 10 - Other Assets - Other Assets (Details) Note 11 - Accrued Liabilities - Schedule of Accrued Liabilities (Details) Hangzhou Feifeng Liquidmetal [Member] Note 14 - Facility Leases - Base Rents (Details) Notes To Financial Statements Notes To Financial Statements [Abstract] lqmt_CommonStockPurchaseAgreementRemainingNumberOfSharesToBePurchasedAfterSatisfactionOfCertainConditions Common Stock Purchase Agreement, Remaining Number of Shares to be Purchased, After the Satisfaction of Certain Conditions (in shares) The remaining number of shares of the entity's common stock that will be purchased under the purchase agreement after the satisfaction of certain conditions. Operating expenses: lqmt_CommonStockPurchaseAgreementPurchasePricePerShareAfterSatisfactionOfCertainConditions Common Stock Purchase Agreement, Purchase Price per Share, After Satisfaction of Certain Conditions (in dollars per share) The purchase price per share of the entity's common stock purchase agreement after satisfaction of certain conditions. lqmt_CommonStockPurchaseAgreementTheOtherPurchasePricePerShareNoLaterThan90DaysAfterSatisfactionOfCertainConditions Common Stock Purchase Agreement, the Other Purchase Price per Share, No Later than 90 Days after Satisfaction of Certain Conditions (in dollars per share) Represents the other purchase price per share under common stock purchase agreement no later than 90 Days after satisfaction of certain conditions. lqmt_CommonStockPurchaseAgreementValueOfSharesAuthorizedToBePurchasedNoLaterThan90DaysAfterSatisfactionOfCertainConditions Common Stock Purchase Agreement, Value of Shares Authorized to Be Purchased No Later than 90 Days after Satisfaction of Certain Conditions The value of shares to be purchased under a common stock purchase agreement no later than 90 days after satisfaction of certain conditions. Schedule of Finite-Lived Intangible Assets [Table Text Block] Proceeds from sales of debt securities Investments in debt securities- long term Investments in debt securities (long-term) us-gaap_Depreciation Depreciation Depreciation and amortization Corporate Debt Securities [Member] Intangible Assets Disclosure [Text Block] US Treasury and Government [Member] Other comprehensive gain Thereafter lqmt_LessorOperatingLeasePaymentToBeReceivedAfterYearThree Amount of lease payment to be received by lessor for operating lease after third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). Common Stock, Purchase Price per Share of $0.15 [Member] The purchase price per share of $0.15 for issued common stock. us-gaap_AssetsCurrent Total current assets Common Stock, Purchase Price per Share of $0.25 [ Member] The purchase price per share of $0.25 for issued common stock. us-gaap_RealizedInvestmentGainsLosses Realized investment gains (loss), net us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest Total shareholders' equity Balance Balance Purchases Purchases of debt securities Common stock, $0.001 par value; 1,100,000,000 shares authorized; 917,285,149 and 917,285,149 shares issued and outstanding at June 30, 2025 and December 31, 2024, respectively Financial Instruments [Domain] Adjustments to reconcile net loss to net cash used in operating activities: Measurement Frequency [Axis] us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Weighted Average Exercise Price (in dollars per share) Measurement Frequency [Domain] Fair Value, Recurring [Member] Common stock, shares authorized (in shares) Common stock, shares issued (in shares) Financial Instrument [Axis] Common stock, par value (in dollars per share) Lessor, Operating Leases [Text Block] Accrued liabilities Accrued Liabilities, Current Accrued payroll, vacation, and bonuses us-gaap_LessorOperatingLeaseTermOfContract Lessor, Operating Lease, Term of Contract (Year) Warrants in Connection with the 2016 Purchase Agreement [Member] Represents warrants that have been issued in connection with the 2016 purchase agreement. The 2016 Purchase Agreement [Member] The Company entered into a Securities Purchase Agreement (the "2016 Purchase Agreement") with Liquidmetal Technology Limited, a Hong Kong company. Statistical Measurement [Domain] Maximum [Member] Minimum [Member] Accounts payable Ownership [Domain] us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Outstanding, Number (in shares) Product and Service [Axis] Loans, Notes, Trade and Other Receivables Disclosure [Text Block] Product and Service [Domain] Statistical Measurement [Axis] Investment, Name [Domain] Ownership [Axis] Trademarks [Member] Interest and other receivables Represents the amount of interest and other receivables included in prepaid expenses and other current assets as of the balance sheet date. Interest us-gaap_InterestPaidNet us-gaap_PolicyTextBlockAbstract Accounting Policies Investment, Name [Axis] Property, Plant and Equipment Disclosure [Text Block] Interest and Investment Income [Member] Primary financial statement caption in which reported facts about interest and investment income. Property, Plant and Equipment [Table Text Block] Realized gain from sale of investment in debt securities Inventories Total Unrealized gain us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant (in shares) Accrued audit fees Prepaid insurance premiums Revenues Fair Value, Inputs, Level 3 [Member] Fair Value Hierarchy and NAV [Domain] us-gaap_PaymentsToAcquireBuildings Payments to Acquire Buildings Fair Value, Inputs, Level 1 [Member] Fair Value, Inputs, Level 2 [Member] Former Director [Member] Reprents the former director of the company. Income taxes us-gaap_IncomeTaxesPaidNet us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage Share-Based Compensation Arrangement by Share-Based Payment Award, Award Vesting Rights, Percentage Fair Value Hierarchy and NAV [Axis] Current liabilities: Vesting [Axis] Vesting [Domain] Share-Based Payment Arrangement, Tranche One [Member] Product [Member] Supplemental disclosures of cash flow information us-gaap_Assets Total assets Plan Name [Axis] Plan Name [Domain] Non-controlling interest in subsidiary Other Assets Disclosure [Text Block] Operating activities: Prepaid service invoices Amount of asset related to consideration paid in advance for service that provides economic benefits within a future period of one year or the normal operating cycle, if longer. Schedule of Prepaid Expenses and Other Current Assets [Table Text Block] Tabular disclosure of the carrying amount of prepaid expenses and other current assets. Warrants Statement [Line Items] lqmt_LessorOperatingLeaseReceivablePerMonthMaximum Lessor, Operating Lease Receivable Per Month Maximum Represents maximum operating lease receivable for lessor per month. Accounts receivables us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent AR Allowance lqmt_LessorOperatingLeaseReceivablePerMonthInitially Lessor, Operating Lease Receivable, Per Month Initially Represents operating lease receivable per month initially for lessor. Trade accounts receivable, net Total Light Industrial and Office Building [Member] Represents information related to light industrial and office building. Additional paid-in capital Prepaid lease costs and receivables- short term Represents information related to prepaid lease costs and short-term receivables. Land, Buildings and Improvements [Member] Revenue: Share-Based Payment Arrangement [Text Block] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets, Major Class Name [Domain] AOCI Attributable to Parent [Member] Purchased and Licensed Patent Rights [Member] Information pertaining to purchased and licensed patent rights. Shareholders' equity: Office Equipment, Furnishings and Improvements [Member] Information pertaining to office equipment, furnishings and improvements. Investments in debt securities- short term Investments in debt securities (short-term) Less – current portion Internally Developed Patents [Member] Information pertaining to internally developed patents. Long-Lived Tangible Asset [Axis] us-gaap_NonoperatingIncomeExpense Nonoperating Income (Expense) Long-Lived Tangible Asset [Domain] Business Description and Basis of Presentation [Text Block] Other income Current assets: us-gaap_SaleOfStockPricePerShare Sale of Stock, Price Per Share (in dollars per share) Schedule of Other Assets, Noncurrent [Table Text Block] Lease income Basis of Presentation and Significant Accounting Policies [Text Block] us-gaap_NetIncomeLoss Net loss attributable to Liquidmetal Technologies shareholders us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization Accumulated depreciation us-gaap_FiniteLivedIntangibleAssetsNet Total us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsIncludingDisposalGroupAndDiscontinuedOperations Cash, cash equivalents, and restricted cash at beginning of period Cash, cash equivalents, and restricted cash at end of period Patents and trademarks, net License [Member] Interest income us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect Net decrease in cash, cash equivalents, and restricted cash Intangible assets, gross Interest and dividend income us-gaap_NetIncomeLossAttributableToNoncontrollingInterest Net loss attributable to non-controlling interest us-gaap_Liabilities Total liabilities Sale of Stock [Axis] Sale of Stock [Domain] us-gaap_OperatingIncomeLoss Operating loss Share-Based Payment Arrangement, Option [Member] Other income (expense): us-gaap_NetCashProvidedByUsedInOperatingActivities Net cash used in operating activities Warrant [Member] us-gaap_NetCashProvidedByUsedInInvestingActivities Net cash provided by (used in) investing activities Prepaid expenses and other current assets Total Antidilutive Securities [Axis] Antidilutive Securities, Name [Domain] us-gaap_GrossProfit Gross profit Cost of sales Counterparty Name [Axis] Counterparty Name [Domain] us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest Less: Comprehensive loss attributable to noncontrolling interests us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment Accumulated depreciation Property and equipment, net Total Property and equipment, gross Investment, Policy [Policy Text Block] us-gaap_AccountsPayableCurrentAndNoncurrent Accounts Payable Eontec [Member] Represents the name of the related party, Eontec, of which the Company procured services from. lqmt_BeneficialOwnershipPercentage Beneficial Ownership Percentage Percentage of the Company owned by a beneficial owner. License Agreement [Member] Represents the license agreement with related party. Other Liabilities Disclosure [Text Block] Additional Paid in Capital, Attributable to Warrants [Member] Excess of issue price over par or stated value of the entity's capital stock and amounts received from other transactions involving the entity's stock or stockholders, attributable to warrants. us-gaap_EquityMethodInvestmentOwnershipPercentage Equity Method Investment, Ownership Percentage Net loss Net loss Net loss us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest Comprehensive loss Noncontrolling Interest [Member] Investing Activities: Investment in debt securities, fair value Investment in debt securities – balance Investment in debt securities – balance us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet Other assets and liabilities Retained Earnings [Member] Earnings Per Share [Text Block] Title and Position [Domain] Title and Position [Axis] us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities Accounts payable and accrued liabilities us-gaap_RelatedPartyTransactionAmountsOfTransaction Related Party Transaction, Amounts of Transaction Additional Paid-in Capital [Member] Common Stock [Member] Related Party Transactions Disclosure [Text Block] Preferred Stock [Member] Income taxes lqmt_OtherthantemporaryImpairmentLossDebtSecurities Other-than-temporary Impairment Loss, Debt Securities Amount of other-than-temporary impairment (OTTI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), recognized in earnings and other comprehensive loss (OCI). Equity Components [Axis] Equity Component [Domain] us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1 Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) Class of Warrant or Right [Axis] Utility Deposits [Member] Represents information related to utility deposits. lqmt_OtherComprehensiveIncomeLossProfitIncomeLossImpact Net loss The consolidated profit or loss for the period impact on other comprehensive income loss. Class of Warrant or Right [Domain] Investment income us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest Loss from operations us-gaap_ManagementFeeExpense Professional management fees and other fees us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares) us-gaap_OperatingExpenses Operating Expenses lqmt_PeriodForOutstandingLiability Period for Outstanding Liability (Year) Refers to period for outstanding liability. Restricted cash Equity Incentive Plan 2012 [Member] Information pertaining to the Equity Incentive Plan adopted in 2012. Equity Incentive Plan 2015 [Member] The name or description of the equity based plan. Cash and cash equivalents Valencia Circle, LLC [Member] Refers to information regarding the entity Valencia Circle, LLC. us-gaap_AllocatedShareBasedCompensationExpense Share-Based Payment Arrangement, Expense Chairman of Eontec [Member] Represents the Chairman of Eontec, Mr. Li. Machinery and Equipment [Member] Computer Equipment [Member] Document Quarterly Report Amendment Flag Entity Incorporation, State or Country Code Accounting Policies [Abstract] us-gaap_ComprehensiveIncomeNetOfTax Comprehensive loss attributable to Liquidmetal Technologies shareholders Document Transition Report City Area Code New Accounting Pronouncements, Policy [Policy Text Block] Selling, General and Administrative Expenses [Member] Entity Interactive Data Current us-gaap_IncreaseDecreaseInContractWithCustomerLiability Deferred revenue us-gaap_SharesOutstanding Balance (in shares) Balance (in shares) Common stock, shares outstanding (in shares) Current Fiscal Year End Date us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets Prepaid expenses and other current assets us-gaap_DebtSecuritiesAvailableForSaleRealizedGainLoss Debt Securities, Available-for-Sale, Realized Gain (Loss) Document Fiscal Period Focus Document Fiscal Year Focus Document Period End Date Statement of Income Location, Balance [Axis] Statement of Income Location, Balance [Domain] Entity File Number Entity Emerging Growth Company lqmt_PercentageOfCommonOperatingExpressesPaidByTenant Percentage Of Common Operating Expresses Paid By Tenant Represents percentage of common operating expenses paid by Tenant Document Type Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block] Entity Small Business Entity Shell Company Document Information [Line Items] Document Information [Table] us-gaap_AreaOfRealEstateProperty Area of Real Estate Property (Square Foot) Entity Filer Category Liquidmetal Golf [Member] The legal entity of Liquidmetal Golf. Entity Current Reporting Status us-gaap_LessorOperatingLeasePaymentsToBeReceived Lessor, Operating Lease, Payment to be Received us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares) us-gaap_IncreaseDecreaseInAccountsReceivable Trade accounts receivable Stock-based compensation Stock-based compensation 2025 (remaining six months) Statement of Comprehensive Income [Abstract] Entity Tax Identification Number Entity Central Index Key 2026 us-gaap_LessorOperatingLeasePaymentsToBeReceivedNextTwelveMonths Entity Registrant Name 2027 us-gaap_LessorOperatingLeasePaymentsToBeReceivedTwoYears 2028 us-gaap_LessorOperatingLeasePaymentsToBeReceivedThreeYears Entity [Domain] Legal Entity [Axis] Asset Class [Axis] Asset Class [Domain] Statement [Table] us-gaap_MinorityInterestOwnershipPercentageByParent Noncontrolling Interest, Ownership Percentage by Parent Lessor, Operating Lease, Payment to be Received, Maturity [Table Text Block] Entity Address, Address Line One Statement of Financial Position [Abstract] Number of weighted average shares - basic and diluted (in shares) Accounts Payable and Accrued Liabilities Disclosure [Text Block] us-gaap_AmortizationOfIntangibleAssets Amortization of Intangible Assets ecd_NonRule10b51ArrTrmntdFlag Non-Rule 10b5-1 Arrangement Terminated [Flag] Entity Address, City or Town ecd_Rule10b51ArrTrmntdFlag Rule 10b5-1 Arrangement Terminated [Flag] ecd_Rule10b51ArrAdoptedFlag Rule 10b5-1 Arrangement Adopted [Flag] Entity Address, Postal Zip Code Net loss per common share attributable to Liquidmetal Technologies shareholders, basic and diluted (in dollars per share) Entity Address, State or Province ecd_NonRule10b51ArrAdoptedFlag Non-Rule 10b5-1 Arrangement Adopted [Flag] Material Terms of Trading Arrangement [Text Block] Per common share basic and diluted: Statement of Cash Flows [Abstract] Entity Common Stock, Shares Outstanding Trading Arrangements, by Individual [Table] Statement of Stockholders' Equity [Abstract] Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block] Income Statement [Abstract] us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent Other comprehensive income (loss), net of tax Schedule of Accrued Liabilities [Table Text Block] Significant Transactions [Text Block] Disclosure for significant transactions. us-gaap_IncreaseDecreaseInInventories Inventories Prepaid Expenses and Other Current Assets [Text Block] The entire disclosure for prepaid expenses and other current assets. lqmt_CommonStockPurchaseAgreementInvestorSharesSoldShares Common Stock Purchase Agreement, Investor Shares Sold, Shares (in shares) The amount of shares the investor sold. lqmt_CommonStockPurchaseAgreementInvestorsSharesRemaining Common Stock Purchase Agreement, Investors Shares Remaining (in shares) The number of shares the investor has remaining. Local Phone Number us-gaap_TableTextBlock Notes Tables lqmt_SublicenseAgreementTerm Sublicense Agreement, Term (Year) Represents term of sublicense agreement. Sales at cost The value of available-for-sale-securities that were sold at cost. ATJ [Member] Represents ATJ. lqmt_RoyaltyFeePercentageOfNetSales Royalty Fee, Percentage of Net Sales Represents royalty fee as a percentage of net sales. Withdrawals from debt securities The amount of withdrawals from available-for-sale securities. Related and Nonrelated Parties [Axis] Related and Nonrelated Parties [Domain] us-gaap_AreaOfLand Area of Land (Square Foot) Selling, marketing, general and administrative Net unrealized gains (losses) on available-for-sale securities us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross Share-Based Compensation Arrangement by Share-Based Payment Award, Options, Grants in Period, Gross (in shares) lqmt_CommonStockPurchaseAgreementNumberOfSharesAuthorizedToIssueAndSellToInvestors Common Stock Purchase Agreement, Number of Shares Authorized to Issue and Sell to Investors (in shares) The number of shares authorized to issue and sell to investors under a common stock purchase agreement. us-gaap_WarrantsAndRightsOutstandingTerm Warrants and Rights Outstanding, Term (Year) us-gaap_OtherLiabilitiesNoncurrent Other Liabilities, Noncurrent Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] us-gaap_StockIssuedDuringPeriodSharesNewIssues Stock Issued During Period, Shares, New Issues (in shares) us-gaap_LiabilitiesAndStockholdersEquity Total liabilities and shareholders' equity Finished goods Work in progress us-gaap_StockIssuedDuringPeriodValueNewIssues Stock Issued During Period, Value, New Issues lqmt_CommonStockPurchaseAgreementValueOfSharesAuthorizedToIssueAndSellToInvestors Common Stock Purchase Agreement, Value of Shares Authorized to Issue and Sell to Investors The value of shares authorized to issue and sell to investors under a common stock purchase agreement. Related Party Transaction [Axis] Related Party Transaction [Domain] Research and development Accumulated deficit Accumulated other comprehensive income Changes in operating assets and liabilities: Other comprehensive income (loss), net of tax Mr. Liu [Member] Represent the share of ownership in the joint venture. Liquidmetal Asia [Member] Represent the percentage of share in the joint venture. us-gaap_DisclosureTextBlockAbstract Notes to Financial Statements Inventory Disclosure [Text Block] Subsequent Event [Member] Schedule of Inventory, Current [Table Text Block] Class of Stock [Axis] us-gaap_LongTermLoansPayable Loans Payable, Noncurrent Subsequent Event Type [Axis] Subsequent Event Type [Domain] Subsequent Events [Text Block] Investment in debt securities, amortized cost us-gaap_LeaseDepositLiability Lease Deposit Liability us-gaap_UnrealizedGainLossOnInvestments Unrealized investment gain, net