3.26.1 html 220 412 1 true 66 0 false 5 false false R1.htm 75000 - Document - Document and Entity Information Sheet http://www.strattec.com/20260628/taxonomy/role/Role_DocumentDocumentAndEntityInformation Document and Entity Information Cover 1 false false R2.htm 75010 - Statement - Consolidated Statements of Income Sheet http://www.strattec.com/20260628/taxonomy/role/StatementConsolidatedStatementsOfIncome3 Consolidated Statements of Income Statements 2 false false R3.htm 75020 - Statement - Consolidated Statements of Comprehensive Income Sheet http://www.strattec.com/20260628/taxonomy/role/StatementConsolidatedStatementsOfComprehensiveIncome Consolidated Statements of Comprehensive Income Statements 3 false false R4.htm 75030 - Statement - Consolidated Balance Sheets Sheet http://www.strattec.com/20260628/taxonomy/role/Role_StatementConsolidatedBalanceSheets Consolidated Balance Sheets Statements 4 false false R5.htm 75040 - Statement - Consolidated Balance Sheets (Parenthetical) Sheet http://www.strattec.com/20260628/taxonomy/role/Role_StatementConsolidatedBalanceSheetsParenthetical Consolidated Balance Sheets (Parenthetical) Statements 5 false false R6.htm 75050 - Statement - Consolidated Statements of Shareholders' Equity Sheet http://www.strattec.com/20260628/taxonomy/role/Role_StatementConsolidatedStatementsOfShareholdersEquity Consolidated Statements of Shareholders' Equity Statements 6 false false R7.htm 75060 - Statement - Consolidated Statements of Shareholders' Equity (Parenthetical) Sheet http://www.strattec.com/20260628/taxonomy/role/Role_StatementConsolidatedStatementsOfShareholdersEquityParenthetical Consolidated Statements of Shareholders' Equity (Parenthetical) Statements 7 false false R8.htm 75070 - Statement - Consolidated Statements of Cash Flows Sheet http://www.strattec.com/20260628/taxonomy/role/Role_StatementConsolidatedStatementsOfCashFlows Consolidated Statements of Cash Flows Statements 8 false false R9.htm 995410 - Disclosure - Pay vs Performance Disclosure Sheet http://xbrl.sec.gov/ecd/role/PvpDisclosure Pay vs Performance Disclosure Notes 9 false false R10.htm 995445 - Disclosure - Insider Trading Arrangements Sheet http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements Insider Trading Arrangements Notes 10 false false R11.htm 995447 - Disclosure - Insider Trading Policies and Procedures Sheet http://xbrl.sec.gov/ecd/role/InsiderTradingPoliciesProc Insider Trading Policies and Procedures Notes 11 false false R12.htm 995457 - Disclosure - Cybersecurity Risk Management, Strategy, and Governance Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureCybersecurityRiskManagementStrategyAndGovernance Cybersecurity Risk Management, Strategy, and Governance Notes 12 false false R13.htm 995467 - Disclosure - Organization and Nature of Business Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureOrganizationAndNatureOfBusiness Organization and Nature of Business Notes 13 false false R14.htm 995477 - Disclosure - Summary of Significant Accounting Policies Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureSummaryOfSignificantAccountingPolicies Summary of Significant Accounting Policies Notes 14 false false R15.htm 995487 - Disclosure - Credit Facilities Sheet http://www.strattec.com/20260628/taxonomy/role/Role_DisclosureCreditFacilities Credit Facilities Notes 15 false false R16.htm 995497 - Disclosure - Derivative Instruments Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureDerivativeInstruments Derivative Instruments Notes 16 false false R17.htm 995507 - Disclosure - Leases Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureLeases Leases Notes 17 false false R18.htm 995517 - Disclosure - Income Taxes Sheet http://www.strattec.com/20260628/taxonomy/role/Role_DisclosureIncomeTaxes Income Taxes Notes 18 false false R19.htm 995527 - Disclosure - Retirement Plans and Other Post-Employment Benefits Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureRetirementPlansAndOtherPostemploymentBenefits Retirement Plans and Other Post-Employment Benefits Notes 19 false false R20.htm 995537 - Disclosure - Shareholders' Equity Sheet http://www.strattec.com/20260628/taxonomy/role/Role_DisclosureShareholdersEquity Shareholders' Equity Notes 20 false false R21.htm 995547 - Disclosure - Earnings Per Share Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureEarningsPerShare Earnings Per Share Notes 21 false false R22.htm 995557 - Disclosure - Stock Based Compensation Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureStockBasedCompensation1 Stock Based Compensation Notes 22 false false R23.htm 995567 - Disclosure - Other Income, Net Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureOtherIncomeNet1 Other Income, Net Notes 23 false false R24.htm 995577 - Disclosure - Accumulated Other Comprehensive Loss Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureAccumulatedOtherComprehensiveLoss1 Accumulated Other Comprehensive Loss Notes 24 false false R25.htm 995587 - Disclosure - Related Party Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureRelatedParty Related Party Notes 25 false false R26.htm 995597 - Disclosure - Segment Information Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureSegmentInformation Segment Information Notes 26 false false R27.htm 995607 - Disclosure - Commitments and Contingencies Sheet http://www.strattec.com/20260628/taxonomy/role/Role_DisclosureCommitmentsAndContingencies Commitments and Contingencies Notes 27 false false R28.htm 995617 - Disclosure - Schedule II - Valuation and Qualifying Accounts Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureScheduleIiValuationAndQualifyingAccounts Schedule II - Valuation and Qualifying Accounts Notes 28 false false R29.htm 995627 - Disclosure - Summary of Significant Accounting Policies (Policies) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureSummaryOfSignificantAccountingPoliciesPolicies Summary of Significant Accounting Policies (Policies) Policies http://www.strattec.com/20260628/taxonomy/role/DisclosureSummaryOfSignificantAccountingPolicies 29 false false R30.htm 995637 - Disclosure - Summary of Significant Accounting Policies (Tables) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureSummaryOfSignificantAccountingPoliciesTables Summary of Significant Accounting Policies (Tables) Tables http://www.strattec.com/20260628/taxonomy/role/DisclosureSummaryOfSignificantAccountingPolicies 30 false false R31.htm 995647 - Disclosure - Credit Facilities (Tables) Sheet http://www.strattec.com/20260628/taxonomy/role/Role_DisclosureCreditFacilitiesTables Credit Facilities (Tables) Tables http://www.strattec.com/20260628/taxonomy/role/Role_DisclosureCreditFacilities 31 false false R32.htm 995657 - Disclosure - Derivative Instruments (Tables) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureDerivativeInstrumentsTables Derivative Instruments (Tables) Tables http://www.strattec.com/20260628/taxonomy/role/DisclosureDerivativeInstruments 32 false false R33.htm 995667 - Disclosure - Leases (Tables) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureLeasesTables Leases (Tables) Tables http://www.strattec.com/20260628/taxonomy/role/DisclosureLeases 33 false false R34.htm 995677 - Disclosure - Income Taxes (Tables) Sheet http://www.strattec.com/20260628/taxonomy/role/Role_DisclosureIncomeTaxesTables Income Taxes (Tables) Tables http://www.strattec.com/20260628/taxonomy/role/Role_DisclosureIncomeTaxes 34 false false R35.htm 995687 - Disclosure - Retirement Plans and Other Post-Employment Benefits (Tables) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureRetirementPlansAndOtherPostemploymentBenefitsTables Retirement Plans and Other Post-Employment Benefits (Tables) Tables http://www.strattec.com/20260628/taxonomy/role/DisclosureRetirementPlansAndOtherPostemploymentBenefits 35 false false R36.htm 995697 - Disclosure - Shareholders' Equity (Tables) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureShareholdersEquityTables Shareholders' Equity (Tables) Tables http://www.strattec.com/20260628/taxonomy/role/Role_DisclosureShareholdersEquity 36 false false R37.htm 995707 - Disclosure - Earnings Per Share (Tables) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureEarningsPerShareTables Earnings Per Share (Tables) Tables http://www.strattec.com/20260628/taxonomy/role/DisclosureEarningsPerShare 37 false false R38.htm 995717 - Disclosure - Stock Based Compensation (Tables) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureStockBasedCompensationTables Stock Based Compensation (Tables) Tables http://www.strattec.com/20260628/taxonomy/role/DisclosureStockBasedCompensation1 38 false false R39.htm 995727 - Disclosure - Other Income, Net (Tables) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureOtherIncomeNetTables Other Income, Net (Tables) Tables http://www.strattec.com/20260628/taxonomy/role/DisclosureOtherIncomeNet1 39 false false R40.htm 995737 - Disclosure - Accumulated Other Comprehensive Loss (Tables) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureAccumulatedOtherComprehensiveLossTables Accumulated Other Comprehensive Loss (Tables) Tables http://www.strattec.com/20260628/taxonomy/role/DisclosureAccumulatedOtherComprehensiveLoss1 40 false false R41.htm 995747 - Disclosure - Related Party (Tables) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureRelatedPartyTables Related Party (Tables) Tables http://www.strattec.com/20260628/taxonomy/role/DisclosureRelatedParty 41 false false R42.htm 995757 - Disclosure - Segment Information (Tables) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureSegmentInformationTables Segment Information (Tables) Tables http://www.strattec.com/20260628/taxonomy/role/DisclosureSegmentInformation 42 false false R43.htm 995767 - Disclosure - Summary of Significant Accounting Policies (Details Textual) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureSummaryOfSignificantAccountingPoliciesDetailsTextual Summary of Significant Accounting Policies (Details Textual) Details http://www.strattec.com/20260628/taxonomy/role/DisclosureSummaryOfSignificantAccountingPoliciesTables 43 false false R44.htm 995777 - Disclosure - Summary of Significant Accounting Policies - Changes in Warranty Reserve (Details) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureSummaryOfSignificantAccountingPoliciesChangesInWarrantyReserveDetails Summary of Significant Accounting Policies - Changes in Warranty Reserve (Details) Details 44 false false R45.htm 995787 - Disclosure - Credit Facilities (Details Textual) Sheet http://www.strattec.com/20260628/taxonomy/role/Role_DisclosureCreditFacilitiesDetailsTextual Credit Facilities (Details Textual) Details http://www.strattec.com/20260628/taxonomy/role/Role_DisclosureCreditFacilitiesTables 45 false false R46.htm 995797 - Disclosure - Credit Facilities - Schedule of Outstanding Borrowings Under the Credit Agreements (Details) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureCreditFacilitiesScheduleOfOutstandingBorrowingsUnderTheCreditAgreementsDetails Credit Facilities - Schedule of Outstanding Borrowings Under the Credit Agreements (Details) Details 46 false false R47.htm 995807 - Disclosure - Credit Facilities - Schedule of Average Outstanding Borrowings and the Weighted Average Interest Rate (Details) Sheet http://www.strattec.com/20260628/taxonomy/role/Role_DisclosureCreditFacilitiesScheduleOfAverageOutstandingBorrowingsAndWeightedAverageInterestRateDetails Credit Facilities - Schedule of Average Outstanding Borrowings and the Weighted Average Interest Rate (Details) Details 47 false false R48.htm 995817 - Disclosure - Derivative Instruments - Schedule Of Fair Value Derivative Instruments Not Designated As Hedging Instruments (Details) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureDerivativeInstrumentsScheduleOfFairValueDerivativeInstrumentsNotDesignatedAsHedgingInstrumentsDetails Derivative Instruments - Schedule Of Fair Value Derivative Instruments Not Designated As Hedging Instruments (Details) Details 48 false false R49.htm 995827 - Disclosure - Derivative Instruments - Additional Information (Details) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureDerivativeInstrumentsAdditionalInformationDetails Derivative Instruments - Additional Information (Details) Details 49 false false R50.htm 995837 - Disclosure - Leases - Additional Information (Details) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureLeasesAdditionalInformationDetails Leases - Additional Information (Details) Details 50 false false R51.htm 995847 - Disclosure - Leases - Schedule of Operating Lease Asset and Obligation Included in Condensed Consolidated Balance Sheet (Details) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureLeasesScheduleOfOperatingLeaseAssetAndObligationIncludedInCondensedConsolidatedBalanceSheetDetails Leases - Schedule of Operating Lease Asset and Obligation Included in Condensed Consolidated Balance Sheet (Details) Details 51 false false R52.htm 995857 - Disclosure - Leases - Schedule of Cash Flow Information Related to Operating Lease (Details) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureLeasesScheduleOfCashFlowInformationRelatedToOperatingLeaseDetails Leases - Schedule of Cash Flow Information Related to Operating Lease (Details) Details 52 false false R53.htm 995867 - Disclosure - Leases - Schedule of Weighted Average Remaining Lease Term and Discount Rate for Operating Lease (Details) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureLeasesScheduleOfWeightedAverageRemainingLeaseTermAndDiscountRateForOperatingLeaseDetails Leases - Schedule of Weighted Average Remaining Lease Term and Discount Rate for Operating Lease (Details) Details 53 false false R54.htm 995877 - Disclosure - Leases - Schedule of Future Minimum Lease Payments Under Non-Cancelable Lease Including Options to Extend (Details) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureLeasesScheduleOfFutureMinimumLeasePaymentsUnderNoncancelableLeaseIncludingOptionsToExtendDetails Leases - Schedule of Future Minimum Lease Payments Under Non-Cancelable Lease Including Options to Extend (Details) Details 54 false false R55.htm 995897 - Disclosure - Income Taxes - Summary of Income Before Income Tax and Non-controlling Interest (Details) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureIncomeTaxesSummaryOfIncomeBeforeIncomeTaxAndNoncontrollingInterestDetails Income Taxes - Summary of Income Before Income Tax and Non-controlling Interest (Details) Details 55 false false R56.htm 995907 - Disclosure - Income Taxes - Summary of Income Tax Expense (Details) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureIncomeTaxesSummaryOfIncomeTaxExpenseDetails Income Taxes - Summary of Income Tax Expense (Details) Details 56 false false R57.htm 995917 - Disclosure - Income Taxes - Reconciliation at the Federal Statutory Rate to the Effective Tax Rate (Details) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureIncomeTaxesReconciliationAtTheFederalStatutoryRateToTheEffectiveTaxRateDetails Income Taxes - Reconciliation at the Federal Statutory Rate to the Effective Tax Rate (Details) Details 57 false false R58.htm 995927 - Disclosure - Income Taxes - Reconciliation at the Federal Statutory Rate to the Effective Tax Rate - (Parenthetical) (Details) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureIncomeTaxesReconciliationAtTheFederalStatutoryRateToTheEffectiveTaxRateParentheticalDetails Income Taxes - Reconciliation at the Federal Statutory Rate to the Effective Tax Rate - (Parenthetical) (Details) Details 58 false false R59.htm 995937 - Disclosure - Income Taxes - Cash Paid for Income Taxes (Net of Refunds) (Details) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureIncomeTaxesCashPaidForIncomeTaxesNetOfRefundsDetails Income Taxes - Cash Paid for Income Taxes (Net of Refunds) (Details) Details 59 false false R60.htm 995947 - Disclosure - Income Taxes - Reconciliation of Unrecognized Tax Benefits (Details) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureIncomeTaxesReconciliationOfUnrecognizedTaxBenefitsDetails Income Taxes - Reconciliation of Unrecognized Tax Benefits (Details) Details 60 false false R61.htm 995957 - Disclosure - Income Taxes - Components of Deferred Tax (Liabilities) Assets (Details) Sheet http://www.strattec.com/20260628/taxonomy/role/Role_DisclosureIncomeTaxesComponentsOfDeferredTaxLiabilitiesAssetsDetails Income Taxes - Components of Deferred Tax (Liabilities) Assets (Details) Details 61 false false R62.htm 995967 - Disclosure - Income Taxes (Details Textual) Sheet http://www.strattec.com/20260628/taxonomy/role/Role_DisclosureIncomeTaxesDetailsTextual Income Taxes (Details Textual) Details http://www.strattec.com/20260628/taxonomy/role/Role_DisclosureIncomeTaxesTables 62 false false R63.htm 995977 - Disclosure - Retirement Plans and Other Post-Employment Benefits (Details Textual) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureRetirementPlansAndOtherPostemploymentBenefitsDetailsTextual Retirement Plans and Other Post-Employment Benefits (Details Textual) Details http://www.strattec.com/20260628/taxonomy/role/DisclosureRetirementPlansAndOtherPostemploymentBenefitsTables 63 false false R64.htm 995987 - Disclosure - Retirement Plans and Other Post-Employment Benefits - Summary of Mexico Post-employment Benefits Net Periodic Benefit Cost (Credit) (Details) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureRetirementPlansAndOtherPostemploymentBenefitsSummaryOfMexicoPostemploymentBenefitsNetPeriodicBenefitCostCreditDetails Retirement Plans and Other Post-Employment Benefits - Summary of Mexico Post-employment Benefits Net Periodic Benefit Cost (Credit) (Details) Details 64 false false R65.htm 995997 - Disclosure - Retirement Plans and Other Post-Employment Benefits - Schedule of Benefit Payments Which Reflect Expected Years of Future Service (Details) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureRetirementPlansAndOtherPostemploymentBenefitsScheduleOfBenefitPaymentsWhichReflectExpectedYearsOfFutureServiceDetails Retirement Plans and Other Post-Employment Benefits - Schedule of Benefit Payments Which Reflect Expected Years of Future Service (Details) Details 65 false false R66.htm 996007 - Disclosure - Shareholders' Equity - Summary of Changes to Common Stock (Details) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureShareholdersEquitySummaryOfChangesToCommonStockDetails Shareholders' Equity - Summary of Changes to Common Stock (Details) Details 66 false false R67.htm 996017 - Disclosure - Shareholders' Equity (Details Textual) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureShareholdersEquityDetailsTextual Shareholders' Equity (Details Textual) Details http://www.strattec.com/20260628/taxonomy/role/DisclosureShareholdersEquityTables 67 false false R68.htm 996027 - Disclosure - Earnings Per Share - Reconciliation of the Components of Basic and Diluted Per Share (Details) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureEarningsPerShareReconciliationOfTheComponentsOfBasicAndDilutedPerShareDetails Earnings Per Share - Reconciliation of the Components of Basic and Diluted Per Share (Details) Details 68 false false R69.htm 996037 - Disclosure - Stock Based Compensation (Details Textual) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureStockBasedCompensationDetailsTextual Stock Based Compensation (Details Textual) Details http://www.strattec.com/20260628/taxonomy/role/DisclosureStockBasedCompensationTables 69 false false R70.htm 996047 - Disclosure - Stock Based Compensation - Summary of Restricted Stock Awards And Performance Stock Unit Activity (Details) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureStockBasedCompensationSummaryOfRestrictedStockAwardsAndPerformanceStockUnitActivityDetails Stock Based Compensation - Summary of Restricted Stock Awards And Performance Stock Unit Activity (Details) Details 70 false false R71.htm 996057 - Disclosure - Other Income, Net - Summary of Components of Other Income, Net (Details) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureOtherIncomeNetSummaryOfComponentsOfOtherIncomeNetDetails Other Income, Net - Summary of Components of Other Income, Net (Details) Details 71 false false R72.htm 996067 - Disclosure - Accumulated Other Comprehensive Loss - Summary of Changes in Accumulated Other Comprehensive Loss (Details) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureAccumulatedOtherComprehensiveLossSummaryOfChangesInAccumulatedOtherComprehensiveLossDetails Accumulated Other Comprehensive Loss - Summary of Changes in Accumulated Other Comprehensive Loss (Details) Details 72 false false R73.htm 996077 - Disclosure - Related Party (Details Textual) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureRelatedPartyDetailsTextual Related Party (Details Textual) Details http://www.strattec.com/20260628/taxonomy/role/DisclosureRelatedPartyTables 73 false false R74.htm 996087 - Disclosure - Related Party - Summary of Related Party Transaction (Details) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureRelatedPartySummaryOfRelatedPartyTransactionDetails Related Party - Summary of Related Party Transaction (Details) Details 74 false false R75.htm 996097 - Disclosure - Sales and Receivable Concentration - Sales to Largest Customers (Details) Sheet http://www.strattec.com/20260628/taxonomy/role/Role_DisclosureSalesAndReceivableConcentrationSalesToLargestCustomersDetails Sales and Receivable Concentration - Sales to Largest Customers (Details) Details 75 false false R76.htm 996107 - Disclosure - Segment Information (Details Textual) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureSegmentInformationDetailsTextual Segment Information (Details Textual) Details http://www.strattec.com/20260628/taxonomy/role/DisclosureSegmentInformationTables 76 false false R77.htm 996117 - Disclosure - Segment Information - Schedule of Significant Expenses Disclosed in Consolidated Statements of Income (Details) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureSegmentInformationScheduleOfSignificantExpensesDisclosedInConsolidatedStatementsOfIncomeDetails Segment Information - Schedule of Significant Expenses Disclosed in Consolidated Statements of Income (Details) Details 77 false false R78.htm 996127 - Disclosure - Segment Information - Schedule of Net Sales and Net Tangible Long Lived Assets (Details) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureSegmentInformationScheduleOfNetSalesAndNetTangibleLongLivedAssetsDetails Segment Information - Schedule of Net Sales and Net Tangible Long Lived Assets (Details) Details 78 false false R79.htm 996137 - Disclosure - Segment Information - Schedule of Sales by Product Group (Details) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureSegmentInformationScheduleOfSalesByProductGroupDetails Segment Information - Schedule of Sales by Product Group (Details) Details 79 false false R80.htm 996147 - Disclosure - Segment Information - Schedule of Sales to Largest Customers (Details) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureSegmentInformationScheduleOfSalesToLargestCustomersDetails Segment Information - Schedule of Sales to Largest Customers (Details) Details 80 false false R81.htm 996157 - Disclosure - Segment Information - Schedule of Receivables from Largest Customers (Details) Sheet http://www.strattec.com/20260628/taxonomy/role/DisclosureSegmentInformationScheduleOfReceivablesFromLargestCustomersDetails Segment Information - Schedule of Receivables from Largest Customers (Details) Details 81 false false R82.htm 996167 - Disclosure - Commitments and Contingencies (Details Textual) Sheet http://www.strattec.com/20260628/taxonomy/role/Role_DisclosureCommitmentsAndContingenciesDetailsTextual Commitments and Contingencies (Details Textual) Details http://www.strattec.com/20260628/taxonomy/role/Role_DisclosureCommitmentsAndContingencies 82 false false R83.htm 996177 - Schedule - Schedule II - Valuation and Qualifying Accounts (Details) Sheet http://www.strattec.com/20260628/taxonomy/role/ScheduleScheduleIiValuationAndQualifyingAccountsDetails Schedule II - Valuation and Qualifying Accounts (Details) Details http://www.strattec.com/20260628/taxonomy/role/DisclosureScheduleIiValuationAndQualifyingAccounts 83 false false All Reports Book All Reports strt-20260628.htm strt-20260628.xsd img256262891_0.jpg http://fasb.org/srt/2026 http://fasb.org/us-gaap/2026 http://xbrl.sec.gov/cyd/2026 http://xbrl.sec.gov/dei/2026 http://xbrl.sec.gov/ecd/2026 false false