3.26.1 html 648 674 1 true 174 0 false 17 false false R1.htm 000100 - Document - Document and Entity Information Sheet http://luminartech.com/role/DocumentAndEntityInformation Document and Entity Information Cover 1 false false R2.htm 010000 - Statement - Consolidated Balance Sheets Sheet http://luminartech.com/role/ConsolidatedBalanceSheets Consolidated Balance Sheets Statements 2 false false R3.htm 010100 - Statement - Consolidated Balance Sheets (Parenthetical) Sheet http://luminartech.com/role/ConsolidatedBalanceSheetsParenthetical Consolidated Balance Sheets (Parenthetical) Statements 3 false false R4.htm 020000 - Statement - Consolidated Statements of Operations and Comprehensive Loss Sheet http://luminartech.com/role/ConsolidatedStatementsOfOperationsAndComprehensiveLoss Consolidated Statements of Operations and Comprehensive Loss Statements 4 false false R5.htm 020100 - Statement - Consolidated Statements of Operations and Comprehensive Loss (Parenthetical) Sheet http://luminartech.com/role/ConsolidatedStatementsOfOperationsAndComprehensiveLossParenthetical Consolidated Statements of Operations and Comprehensive Loss (Parenthetical) Statements 5 false false R6.htm 030000 - Statement - Consolidated Statements of Preferred Stock and Stockholders' Equity (Deficit) Sheet http://luminartech.com/role/ConsolidatedStatementsOfPreferredStockAndStockholdersEquityDeficit Consolidated Statements of Preferred Stock and Stockholders' Equity (Deficit) Statements 6 false false R7.htm 030100 - Statement - Consolidated Statements of Preferred Stock and Stockholders' Equity (Deficit) (Parenthetical) Sheet http://luminartech.com/role/ConsolidatedStatementsOfPreferredStockAndStockholdersEquityDeficitParenthetical Consolidated Statements of Preferred Stock and Stockholders' Equity (Deficit) (Parenthetical) Statements 7 false false R8.htm 040000 - Statement - Consolidated Statements of Cash Flows Sheet http://luminartech.com/role/ConsolidatedStatementsOfCashFlows Consolidated Statements of Cash Flows Statements 8 false false R9.htm 060100 - Disclosure - Organization and Description of Business Sheet http://luminartech.com/role/OrganizationAndDescriptionOfBusiness Organization and Description of Business Notes 9 false false R10.htm 060200 - Disclosure - Basis of Presentation and Summary of Significant Accounting Policies Sheet http://luminartech.com/role/BasisOfPresentationAndSummaryOfSignificantAccountingPolicies Basis of Presentation and Summary of Significant Accounting Policies Notes 10 false false R11.htm 060300 - Disclosure - Bankruptcy Proceedings Sheet http://luminartech.com/role/BankruptcyProceedings Bankruptcy Proceedings Notes 11 false false R12.htm 060400 - Disclosure - Business Combinations Sheet http://luminartech.com/role/BusinessCombinations Business Combinations Notes 12 false false R13.htm 060500 - Disclosure - Revenue Sheet http://luminartech.com/role/Revenue Revenue Notes 13 false false R14.htm 060600 - Disclosure - Restructuring and Other Costs Sheet http://luminartech.com/role/RestructuringAndOtherCosts Restructuring and Other Costs Notes 14 false false R15.htm 060700 - Disclosure - Investments Sheet http://luminartech.com/role/Investments Investments Notes 15 false false R16.htm 060800 - Disclosure - Financial Statement Components Sheet http://luminartech.com/role/FinancialStatementComponents Financial Statement Components Notes 16 false false R17.htm 060900 - Disclosure - Allowance for Credit Losses Sheet http://luminartech.com/role/AllowanceForCreditLosses Allowance for Credit Losses Notes 17 false false R18.htm 061000 - Disclosure - Debt Sheet http://luminartech.com/role/Debt Debt Notes 18 false false R19.htm 061100 - Disclosure - Fair Value Measurements Sheet http://luminartech.com/role/FairValueMeasurements Fair Value Measurements Notes 19 false false R20.htm 061200 - Disclosure - Earnings (Loss) Per Share Sheet http://luminartech.com/role/EarningsLossPerShare Earnings (Loss) Per Share Notes 20 false false R21.htm 061300 - Disclosure - Preferred Stock Sheet http://luminartech.com/role/PreferredStock Preferred Stock Notes 21 false false R22.htm 061400 - Disclosure - Stockholders' Equity (Deficit) Sheet http://luminartech.com/role/StockholdersEquityDeficit Stockholders' Equity (Deficit) Notes 22 false false R23.htm 061500 - Disclosure - Stock-based Compensation Sheet http://luminartech.com/role/StockbasedCompensation Stock-based Compensation Notes 23 false false R24.htm 061600 - Disclosure - Leases Sheet http://luminartech.com/role/Leases Leases Notes 24 false false R25.htm 061700 - Disclosure - Income Taxes Sheet http://luminartech.com/role/IncomeTaxes Income Taxes Notes 25 false false R26.htm 061800 - Disclosure - Commitments and Contingencies Sheet http://luminartech.com/role/CommitmentsAndContingencies Commitments and Contingencies Notes 26 false false R27.htm 061900 - Disclosure - Segment and Customer Concentration Information Sheet http://luminartech.com/role/SegmentAndCustomerConcentrationInformation Segment and Customer Concentration Information Notes 27 false false R28.htm 062000 - Disclosure - Related Party Transactions Sheet http://luminartech.com/role/RelatedPartyTransactions Related Party Transactions Notes 28 false false R29.htm 062100 - Disclosure - Subsequent Events Sheet http://luminartech.com/role/SubsequentEvents Subsequent Events Notes 29 false false R30.htm 062200 - Disclosure - Insider Trading Arrangements Sheet http://luminartech.com/role/InsiderTradingArrangements Insider Trading Arrangements Notes 30 false false R31.htm 062300 - Disclosure - Insider Trading Policies and Procedures Sheet http://luminartech.com/role/InsiderTradingPoliciesAndProcedures Insider Trading Policies and Procedures Notes 31 false false R32.htm 062400 - Disclosure - Cybersecurity Risk Management and Strategy Disclosure Sheet http://luminartech.com/role/CybersecurityRiskManagementAndStrategyDisclosure Cybersecurity Risk Management and Strategy Disclosure Notes 32 false false R33.htm 070200 - Disclosure - Basis of Presentation and Summary of Significant Accounting Policies (Policies) Sheet http://luminartech.com/role/BasisOfPresentationAndSummaryOfSignificantAccountingPoliciesPolicies Basis of Presentation and Summary of Significant Accounting Policies (Policies) Policies http://luminartech.com/role/BasisOfPresentationAndSummaryOfSignificantAccountingPolicies 33 false false R34.htm 080200 - Disclosure - Basis of Presentation and Summary of Significant Accounting Policies (Tables) Sheet http://luminartech.com/role/BasisOfPresentationAndSummaryOfSignificantAccountingPoliciesTables Basis of Presentation and Summary of Significant Accounting Policies (Tables) Tables http://luminartech.com/role/BasisOfPresentationAndSummaryOfSignificantAccountingPolicies 34 false false R35.htm 080300 - Disclosure - Bankruptcy Proceedings (Tables) Sheet http://luminartech.com/role/BankruptcyProceedingsTables Bankruptcy Proceedings (Tables) Tables http://luminartech.com/role/BankruptcyProceedings 35 false false R36.htm 080400 - Disclosure - Business Combinations (Tables) Sheet http://luminartech.com/role/BusinessCombinationsTables Business Combinations (Tables) Tables http://luminartech.com/role/BusinessCombinations 36 false false R37.htm 080500 - Disclosure - Revenue (Tables) Sheet http://luminartech.com/role/RevenueTables Revenue (Tables) Tables http://luminartech.com/role/Revenue 37 false false R38.htm 080600 - Disclosure - Restructuring and Other Costs (Tables) Sheet http://luminartech.com/role/RestructuringAndOtherCostsTables Restructuring and Other Costs (Tables) Tables http://luminartech.com/role/RestructuringAndOtherCosts 38 false false R39.htm 080700 - Disclosure - Investments (Tables) Sheet http://luminartech.com/role/InvestmentsTables Investments (Tables) Tables http://luminartech.com/role/Investments 39 false false R40.htm 080800 - Disclosure - Financial Statement Components (Tables) Sheet http://luminartech.com/role/FinancialStatementComponentsTables Financial Statement Components (Tables) Tables http://luminartech.com/role/FinancialStatementComponents 40 false false R41.htm 080900 - Disclosure - Allowance for Credit Losses (Tables) Sheet http://luminartech.com/role/AllowanceForCreditLossesTables Allowance for Credit Losses (Tables) Tables http://luminartech.com/role/AllowanceForCreditLosses 41 false false R42.htm 081001 - Disclosure - Debt (Tables) Sheet http://luminartech.com/role/DebtTables Debt (Tables) Tables http://luminartech.com/role/Debt 42 false false R43.htm 081100 - Disclosure - Fair Value Measurements (Tables) Sheet http://luminartech.com/role/FairValueMeasurementsTables Fair Value Measurements (Tables) Tables http://luminartech.com/role/FairValueMeasurements 43 false false R44.htm 081200 - Disclosure - Earnings (Loss) Per Share (Tables) Sheet http://luminartech.com/role/EarningsLossPerShareTables Earnings (Loss) Per Share (Tables) Tables http://luminartech.com/role/EarningsLossPerShare 44 false false R45.htm 081500 - Disclosure - Stock-based Compensation (Tables) Sheet http://luminartech.com/role/StockbasedCompensationTables Stock-based Compensation (Tables) Tables http://luminartech.com/role/StockbasedCompensation 45 false false R46.htm 081600 - Disclosure - Leases (Tables) Sheet http://luminartech.com/role/LeasesTables Leases (Tables) Tables http://luminartech.com/role/Leases 46 false false R47.htm 081700 - Disclosure - Income Taxes (Tables) Sheet http://luminartech.com/role/IncomeTaxesTables Income Taxes (Tables) Tables http://luminartech.com/role/IncomeTaxes 47 false false R48.htm 081900 - Disclosure - Segment and Customer Concentration Information (Tables) Sheet http://luminartech.com/role/SegmentAndCustomerConcentrationInformationTables Segment and Customer Concentration Information (Tables) Tables http://luminartech.com/role/SegmentAndCustomerConcentrationInformation 48 false false R49.htm 090100 - Disclosure - Organization and Description of Business (Details) Sheet http://luminartech.com/role/OrganizationAndDescriptionOfBusinessDetails Organization and Description of Business (Details) Details http://luminartech.com/role/OrganizationAndDescriptionOfBusiness 49 false false R50.htm 090200 - Disclosure - Basis of Presentation and Summary of Significant Accounting Policies - Liquidity and Going Concern (Details) Sheet http://luminartech.com/role/BasisOfPresentationAndSummaryOfSignificantAccountingPoliciesLiquidityAndGoingConcernDetails Basis of Presentation and Summary of Significant Accounting Policies - Liquidity and Going Concern (Details) Details 50 false false R51.htm 090202 - Disclosure - Basis of Presentation and Summary of Significant Accounting Policies - Segment Information (Details) Sheet http://luminartech.com/role/BasisOfPresentationAndSummaryOfSignificantAccountingPoliciesSegmentInformationDetails Basis of Presentation and Summary of Significant Accounting Policies - Segment Information (Details) Details 51 false false R52.htm 090204 - Disclosure - Basis of Presentation and Summary of Significant Accounting Policies - Concentration of Credit Risk (Details) Sheet http://luminartech.com/role/BasisOfPresentationAndSummaryOfSignificantAccountingPoliciesConcentrationOfCreditRiskDetails Basis of Presentation and Summary of Significant Accounting Policies - Concentration of Credit Risk (Details) Details 52 false false R53.htm 090206 - Disclosure - Basis of Presentation and Summary of Significant Accounting Policies - Accounts Receivable (Details) Sheet http://luminartech.com/role/BasisOfPresentationAndSummaryOfSignificantAccountingPoliciesAccountsReceivableDetails Basis of Presentation and Summary of Significant Accounting Policies - Accounts Receivable (Details) Details 53 false false R54.htm 090208 - Disclosure - Basis of Presentation and Summary of Significant Accounting Policies - Property and Equipment (Details) Sheet http://luminartech.com/role/BasisOfPresentationAndSummaryOfSignificantAccountingPoliciesPropertyAndEquipmentDetails Basis of Presentation and Summary of Significant Accounting Policies - Property and Equipment (Details) Details 54 false false R55.htm 090210 - Disclosure - Basis of Presentation and Summary of Significant Accounting Policies - Intangible Assets (Details) Sheet http://luminartech.com/role/BasisOfPresentationAndSummaryOfSignificantAccountingPoliciesIntangibleAssetsDetails Basis of Presentation and Summary of Significant Accounting Policies - Intangible Assets (Details) Details 55 false false R56.htm 090214 - Disclosure - Basis of Presentation and Summary of Significant Accounting Policies - Convertible Senior Notes (Details) Notes http://luminartech.com/role/BasisOfPresentationAndSummaryOfSignificantAccountingPoliciesConvertibleSeniorNotesDetails Basis of Presentation and Summary of Significant Accounting Policies - Convertible Senior Notes (Details) Details 56 false false R57.htm 090216 - Disclosure - Basis of Presentation and Summary of Significant Accounting Policies - Recent Accounting Pronouncements Adopted (Details) Sheet http://luminartech.com/role/BasisOfPresentationAndSummaryOfSignificantAccountingPoliciesRecentAccountingPronouncementsAdoptedDetails Basis of Presentation and Summary of Significant Accounting Policies - Recent Accounting Pronouncements Adopted (Details) Details 57 false false R58.htm 090300 - Disclosure - Bankruptcy Proceedings (Details) Sheet http://luminartech.com/role/BankruptcyProceedingsDetails Bankruptcy Proceedings (Details) Details http://luminartech.com/role/BankruptcyProceedingsTables 58 false false R59.htm 090302 - Disclosure - Bankruptcy Proceedings, Liabilities Subject to Compromise (Details) Sheet http://luminartech.com/role/BankruptcyProceedingsLiabilitiesSubjectToCompromiseDetails Bankruptcy Proceedings, Liabilities Subject to Compromise (Details) Details 59 false false R60.htm 090304 - Disclosure - Bankruptcy Proceedings, Reorganization Items (Details) Sheet http://luminartech.com/role/BankruptcyProceedingsReorganizationItemsDetails Bankruptcy Proceedings, Reorganization Items (Details) Details 60 false false R61.htm 090306 - Disclosure - Bankruptcy Proceedings, Condensed Combined Debtor's Balance Sheet (Details) Sheet http://luminartech.com/role/BankruptcyProceedingsCondensedCombinedDebtorSBalanceSheetDetails Bankruptcy Proceedings, Condensed Combined Debtor's Balance Sheet (Details) Details 61 false false R62.htm 090308 - Disclosure - Bankruptcy Proceedings, Condensed Combined Debtor's Statement of Operations (Details) Sheet http://luminartech.com/role/BankruptcyProceedingsCondensedCombinedDebtorSStatementOfOperationsDetails Bankruptcy Proceedings, Condensed Combined Debtor's Statement of Operations (Details) Details 62 false false R63.htm 090310 - Disclosure - Bankruptcy Proceedings, Condensed Combined Debtors' Statement of Cash Flows (Details) Sheet http://luminartech.com/role/BankruptcyProceedingsCondensedCombinedDebtorsStatementOfCashFlowsDetails Bankruptcy Proceedings, Condensed Combined Debtors' Statement of Cash Flows (Details) Details 63 false false R64.htm 090400 - Disclosure - Business Combinations (Details) Sheet http://luminartech.com/role/BusinessCombinationsDetails Business Combinations (Details) Details http://luminartech.com/role/BusinessCombinationsTables 64 false false R65.htm 090402 - Disclosure - Business Combinations - Schedule of Preliminary Purchase Price Allocation to Assets Acquired (Details) Sheet http://luminartech.com/role/BusinessCombinationsScheduleOfPreliminaryPurchasePriceAllocationToAssetsAcquiredDetails Business Combinations - Schedule of Preliminary Purchase Price Allocation to Assets Acquired (Details) Details 65 false false R66.htm 090500 - Disclosure - Revenue - Schedule of Disaggregation of Revenue (Details) Sheet http://luminartech.com/role/RevenueScheduleOfDisaggregationOfRevenueDetails Revenue - Schedule of Disaggregation of Revenue (Details) Details 66 false false R67.htm 090504 - Disclosure - Revenue - Schedule of Opening and Closing Balances of Contract Assets and Contract Liabilities (Details) Sheet http://luminartech.com/role/RevenueScheduleOfOpeningAndClosingBalancesOfContractAssetsAndContractLiabilitiesDetails Revenue - Schedule of Opening and Closing Balances of Contract Assets and Contract Liabilities (Details) Details 67 false false R68.htm 090506 - Disclosure - Revenue - Schedule of Significant Changes in Contract Assets and Contract Liabilities (Details) Sheet http://luminartech.com/role/RevenueScheduleOfSignificantChangesInContractAssetsAndContractLiabilitiesDetails Revenue - Schedule of Significant Changes in Contract Assets and Contract Liabilities (Details) Details 68 false false R69.htm 090508 - Disclosure - Revenue - Remaining Performance Obligations (Details) Sheet http://luminartech.com/role/RevenueRemainingPerformanceObligationsDetails Revenue - Remaining Performance Obligations (Details) Details 69 false false R70.htm 090600 - Disclosure - Restructuring and Other Costs- Narrative (Details) Sheet http://luminartech.com/role/RestructuringAndOtherCostsNarrativeDetails Restructuring and Other Costs- Narrative (Details) Details 70 false false R71.htm 090602 - Disclosure - Restructuring and Other Costs- Schedule of Restructuring Charges (Details) Sheet http://luminartech.com/role/RestructuringAndOtherCostsScheduleOfRestructuringChargesDetails Restructuring and Other Costs- Schedule of Restructuring Charges (Details) Details 71 false false R72.htm 090700 - Disclosure - Investments - Schedule of Investments in Debt Securities (Details) Sheet http://luminartech.com/role/InvestmentsScheduleOfInvestmentsInDebtSecuritiesDetails Investments - Schedule of Investments in Debt Securities (Details) Details 72 false false R73.htm 090702 - Disclosure - Investments - Schedule of Gross Unrealized Losses and Fair Value of Debt Securities in Unrealized Loss Position (Details) Sheet http://luminartech.com/role/InvestmentsScheduleOfGrossUnrealizedLossesAndFairValueOfDebtSecuritiesInUnrealizedLossPositionDetails Investments - Schedule of Gross Unrealized Losses and Fair Value of Debt Securities in Unrealized Loss Position (Details) Details 73 false false R74.htm 090704 - Disclosure - Investments - Schedule of Equity Investments (Details) Sheet http://luminartech.com/role/InvestmentsScheduleOfEquityInvestmentsDetails Investments - Schedule of Equity Investments (Details) Details 74 false false R75.htm 090706 - Disclosure - Investments - Narrative (Details) Sheet http://luminartech.com/role/InvestmentsNarrativeDetails Investments - Narrative (Details) Details 75 false false R76.htm 090800 - Disclosure - Financial Statement Components - Schedule of Cash and Cash Equivalents (Details) Sheet http://luminartech.com/role/FinancialStatementComponentsScheduleOfCashAndCashEquivalentsDetails Financial Statement Components - Schedule of Cash and Cash Equivalents (Details) Details 76 false false R77.htm 090802 - Disclosure - Financial Statement Components - Schedule of Inventory (Details) Sheet http://luminartech.com/role/FinancialStatementComponentsScheduleOfInventoryDetails Financial Statement Components - Schedule of Inventory (Details) Details 77 false false R78.htm 090804 - Disclosure - Financial Statement Components - Narrative (Details) Sheet http://luminartech.com/role/FinancialStatementComponentsNarrativeDetails Financial Statement Components - Narrative (Details) Details 78 false false R79.htm 090806 - Disclosure - Financial Statement Components - Schedule of Prepaid Expenses and Other Current Assets (Details) Sheet http://luminartech.com/role/FinancialStatementComponentsScheduleOfPrepaidExpensesAndOtherCurrentAssetsDetails Financial Statement Components - Schedule of Prepaid Expenses and Other Current Assets (Details) Details 79 false false R80.htm 090808 - Disclosure - Financial Statement Components - Schedule of Property and Equipment (Details) Sheet http://luminartech.com/role/FinancialStatementComponentsScheduleOfPropertyAndEquipmentDetails Financial Statement Components - Schedule of Property and Equipment (Details) Details 80 false false R81.htm 090810 - Disclosure - Financial Statement Components - Schedule of Intangible Assets (Details) Sheet http://luminartech.com/role/FinancialStatementComponentsScheduleOfIntangibleAssetsDetails Financial Statement Components - Schedule of Intangible Assets (Details) Details 81 false false R82.htm 090812 - Disclosure - Financial Statement Components - Schedule of Future Amortization Expense for Intangible Assets (Details) Sheet http://luminartech.com/role/FinancialStatementComponentsScheduleOfFutureAmortizationExpenseForIntangibleAssetsDetails Financial Statement Components - Schedule of Future Amortization Expense for Intangible Assets (Details) Details 82 false false R83.htm 090814 - Disclosure - Financial Statement Components - Schedule of Goodwill Allocated to Reportable Segments (Details) Sheet http://luminartech.com/role/FinancialStatementComponentsScheduleOfGoodwillAllocatedToReportableSegmentsDetails Financial Statement Components - Schedule of Goodwill Allocated to Reportable Segments (Details) Details 83 false false R84.htm 090816 - Disclosure - Financial Statement Components - Schedule of Other Noncurrent Assets (Details) Sheet http://luminartech.com/role/FinancialStatementComponentsScheduleOfOtherNoncurrentAssetsDetails Financial Statement Components - Schedule of Other Noncurrent Assets (Details) Details 84 false false R85.htm 090818 - Disclosure - Financial Statement Components - Schedule of Accrued and Other Current Liabilities (Details) Sheet http://luminartech.com/role/FinancialStatementComponentsScheduleOfAccruedAndOtherCurrentLiabilitiesDetails Financial Statement Components - Schedule of Accrued and Other Current Liabilities (Details) Details 85 false false R86.htm 090900 - Disclosure - Allowance for Credit Losses (Details) Sheet http://luminartech.com/role/AllowanceForCreditLossesDetails Allowance for Credit Losses (Details) Details http://luminartech.com/role/AllowanceForCreditLossesTables 86 false false R87.htm 091000 - Disclosure - Debt, 2026 Convertible Senior Notes and Capped Call Transactions (Details) Notes http://luminartech.com/role/Debt2026ConvertibleSeniorNotesAndCappedCallTransactionsDetails Debt, 2026 Convertible Senior Notes and Capped Call Transactions (Details) Details 87 false false R88.htm 091006 - Disclosure - Debt - Schedule of Net Carrying Amount (Details) Sheet http://luminartech.com/role/DebtScheduleOfNetCarryingAmountDetails Debt - Schedule of Net Carrying Amount (Details) Details 88 false false R89.htm 091008 - Disclosure - Debt - Schedule of Interest Expense (Details) Sheet http://luminartech.com/role/DebtScheduleOfInterestExpenseDetails Debt - Schedule of Interest Expense (Details) Details 89 false false R90.htm 091010 - Disclosure - Debt, Senior Debt (Details) Sheet http://luminartech.com/role/DebtSeniorDebtDetails Debt, Senior Debt (Details) Details 90 false false R91.htm 091012 - Disclosure - Debt - Schedule of Estimated Fair Value of the Derivative Liability (Details) Sheet http://luminartech.com/role/DebtScheduleOfEstimatedFairValueOfDerivativeLiabilityDetails Debt - Schedule of Estimated Fair Value of the Derivative Liability (Details) Details 91 false false R92.htm 091014 - Disclosure - Debt - Schedule of Estimated Fair Value of the Derivative Liability Using a Binomial Mode (Details) Sheet http://luminartech.com/role/DebtScheduleOfEstimatedFairValueOfDerivativeLiabilityUsingBinomialModeDetails Debt - Schedule of Estimated Fair Value of the Derivative Liability Using a Binomial Mode (Details) Details 92 false false R93.htm 091016 - Disclosure - Debt - 2030 Convertible Notes (Details) Notes http://luminartech.com/role/Debt2030ConvertibleNotesDetails Debt - 2030 Convertible Notes (Details) Details 93 false false R94.htm 091018 - Disclosure - Debt - Credit Facility (Details) Sheet http://luminartech.com/role/DebtCreditFacilityDetails Debt - Credit Facility (Details) Details 94 false false R95.htm 091100 - Disclosure - Fair Value Measurements - Schedule of Financial Assets and Liabilities Subject to Fair Value Measurements on a Recurring Basis and the Level of Inputs Used (Details) Sheet http://luminartech.com/role/FairValueMeasurementsScheduleOfFinancialAssetsAndLiabilitiesSubjectToFairValueMeasurementsOnRecurringBasisAndLevelOfInputsUsedDetails Fair Value Measurements - Schedule of Financial Assets and Liabilities Subject to Fair Value Measurements on a Recurring Basis and the Level of Inputs Used (Details) Details 95 false false R96.htm 091102 - Disclosure - Fair Value Measurements - Narrative (Details) Sheet http://luminartech.com/role/FairValueMeasurementsNarrativeDetails Fair Value Measurements - Narrative (Details) Details 96 false false R97.htm 091200 - Disclosure - Earnings (Loss) Per Share - Schedule of Computation of Basic and Diluted Loss (Details) Sheet http://luminartech.com/role/EarningsLossPerShareScheduleOfComputationOfBasicAndDilutedLossDetails Earnings (Loss) Per Share - Schedule of Computation of Basic and Diluted Loss (Details) Details http://luminartech.com/role/EarningsLossPerShareTables 97 false false R98.htm 091202 - Disclosure - Earnings (Loss) Per Share - Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share (Details) Sheet http://luminartech.com/role/EarningsLossPerShareScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareDetails Earnings (Loss) Per Share - Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share (Details) Details http://luminartech.com/role/EarningsLossPerShareTables 98 false false R99.htm 091204 - Disclosure - Earnings (Loss) Per Share - Narrative (Details) Sheet http://luminartech.com/role/EarningsLossPerShareNarrativeDetails Earnings (Loss) Per Share - Narrative (Details) Details http://luminartech.com/role/EarningsLossPerShareTables 99 false false R100.htm 091300 - Disclosure - Preferred Stock (Details) Sheet http://luminartech.com/role/PreferredStockDetails Preferred Stock (Details) Details http://luminartech.com/role/PreferredStock 100 false false R101.htm 091400 - Disclosure - Stockholders' Equity (Deficit) (Details) Sheet http://luminartech.com/role/StockholdersEquityDeficitDetails Stockholders' Equity (Deficit) (Details) Details http://luminartech.com/role/StockholdersEquityDeficit 101 false false R102.htm 091500 - Disclosure - Stock-based Compensation - Narrative (Details) Sheet http://luminartech.com/role/StockbasedCompensationNarrativeDetails Stock-based Compensation - Narrative (Details) Details 102 false false R103.htm 091502 - Disclosure - Stock-based Compensation - Stock Option Activity (Details) Sheet http://luminartech.com/role/StockbasedCompensationStockOptionActivityDetails Stock-based Compensation - Stock Option Activity (Details) Details 103 false false R104.htm 091504 - Disclosure - Stock-based Compensation - Schedule of Restricted Stock Awards Activity (Details) Sheet http://luminartech.com/role/StockbasedCompensationScheduleOfRestrictedStockAwardsActivityDetails Stock-based Compensation - Schedule of Restricted Stock Awards Activity (Details) Details 104 false false R105.htm 091508 - Disclosure - Stock-based Compensation - Schedule of Stock-based Compensation Expense (Details) Sheet http://luminartech.com/role/StockbasedCompensationScheduleOfStockbasedCompensationExpenseDetails Stock-based Compensation - Schedule of Stock-based Compensation Expense (Details) Details 105 false false R106.htm 091600 - Disclosure - Leases - Narrative (Details) Sheet http://luminartech.com/role/LeasesNarrativeDetails Leases - Narrative (Details) Details 106 false false R107.htm 091602 - Disclosure - Leases - Schedule of Components of Lease Expenses (Details) Sheet http://luminartech.com/role/LeasesScheduleOfComponentsOfLeaseExpensesDetails Leases - Schedule of Components of Lease Expenses (Details) Details 107 false false R108.htm 091604 - Disclosure - Leases - Schedule of Supplemental Cash Flow Information Related to Leases (Details) Sheet http://luminartech.com/role/LeasesScheduleOfSupplementalCashFlowInformationRelatedToLeasesDetails Leases - Schedule of Supplemental Cash Flow Information Related to Leases (Details) Details 108 false false R109.htm 091606 - Disclosure - Leases - Schedule of Supplemental Balance Sheet Information, Weighted Average Remaining Terms, and Weighted Average Discount Rates (Details) Sheet http://luminartech.com/role/LeasesScheduleOfSupplementalBalanceSheetInformationWeightedAverageRemainingTermsAndWeightedAverageDiscountRatesDetails Leases - Schedule of Supplemental Balance Sheet Information, Weighted Average Remaining Terms, and Weighted Average Discount Rates (Details) Details 109 false false R110.htm 091608 - Disclosure - Leases - Schedule of Maturities of Lease Liabilities (Details) Sheet http://luminartech.com/role/LeasesScheduleOfMaturitiesOfLeaseLiabilitiesDetails Leases - Schedule of Maturities of Lease Liabilities (Details) Details 110 false false R111.htm 091700 - Disclosure - Income Taxes - Components of Loss Before Provision for (Benefit from) Income Taxes (Details) Sheet http://luminartech.com/role/IncomeTaxesComponentsOfLossBeforeProvisionForBenefitFromIncomeTaxesDetails Income Taxes - Components of Loss Before Provision for (Benefit from) Income Taxes (Details) Details 111 false false R112.htm 091702 - Disclosure - Income Taxes - Provision for (Benefit from) Income Taxes (Details) Sheet http://luminartech.com/role/IncomeTaxesProvisionForBenefitFromIncomeTaxesDetails Income Taxes - Provision for (Benefit from) Income Taxes (Details) Details 112 false false R113.htm 091706 - Disclosure - Income Taxes - Effective Income Tax Rate (Details) Sheet http://luminartech.com/role/IncomeTaxesEffectiveIncomeTaxRateDetails Income Taxes - Effective Income Tax Rate (Details) Details 113 false false R114.htm 091708 - Disclosure - Income Taxes - Deferred Income Tax Assets and Liabilities (Details) Sheet http://luminartech.com/role/IncomeTaxesDeferredIncomeTaxAssetsAndLiabilitiesDetails Income Taxes - Deferred Income Tax Assets and Liabilities (Details) Details 114 false false R115.htm 091710 - Disclosure - Income Taxes, Income Taxes Paid (Net of Refunds Received) (Details) Sheet http://luminartech.com/role/IncomeTaxesIncomeTaxesPaidNetOfRefundsReceivedDetails Income Taxes, Income Taxes Paid (Net of Refunds Received) (Details) Details 115 false false R116.htm 091712 - Disclosure - Income Taxes - Reconciliation of the Total Amounts of Unrecognized Tax Benefits (Details) Sheet http://luminartech.com/role/IncomeTaxesReconciliationOfTotalAmountsOfUnrecognizedTaxBenefitsDetails Income Taxes - Reconciliation of the Total Amounts of Unrecognized Tax Benefits (Details) Details 116 false false R117.htm 091800 - Disclosure - Commitments and Contingencies (Details) Sheet http://luminartech.com/role/CommitmentsAndContingenciesDetails Commitments and Contingencies (Details) Details http://luminartech.com/role/CommitmentsAndContingencies 117 false false R118.htm 091900 - Disclosure - Segment and Customer Concentration Information - Segment Operating Results and Reconciliation to the Consolidated Balances (Details) Sheet http://luminartech.com/role/SegmentAndCustomerConcentrationInformationSegmentOperatingResultsAndReconciliationToConsolidatedBalancesDetails Segment and Customer Concentration Information - Segment Operating Results and Reconciliation to the Consolidated Balances (Details) Details 118 false false R119.htm 091902 - Disclosure - Segment and Customer Concentration Information - (Details) Sheet http://luminartech.com/role/SegmentAndCustomerConcentrationInformationDetails Segment and Customer Concentration Information - (Details) Details http://luminartech.com/role/SegmentAndCustomerConcentrationInformationTables 119 false false R120.htm 092000 - Disclosure - Related Party Disclosures (Details) Sheet http://luminartech.com/role/RelatedPartyDisclosuresDetails Related Party Disclosures (Details) Details 120 false false R121.htm 092100 - Disclosure - Subsequent Events (Details) Sheet http://luminartech.com/role/SubsequentEventsDetails Subsequent Events (Details) Details http://luminartech.com/role/SubsequentEvents 121 false false All Reports Book All Reports ef20067963-10k.htm lazrq-20251231.xsd lazrq-20251231_cal.xml lazrq-20251231_def.xml lazrq-20251231_lab.xml lazrq-20251231_pre.xml 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 true true