Document And Entity Information Customer Concentration Risk [Member] Note To Financial Statement Details Textual statementnote9earningslosspercommonsharetables statementnote10inventorytables statementnote11propertyplantandequipmenttables Sales Revenue, Net [Member] statementnote12debttables statementnote13segmentdatatables statementnote16employeebenefitplanstables Amendment Flag Concentration Risk Benchmark [Axis] statementnote17accumulatedothercomprehensivelosstables statementnote9earningslosspercommonsharereconciliationofweightedaveragesharesoutstandingusedincalculationofbasicanddilutedlossearningspercommonsharedetails statementnote10inventoryinventorycomponentsdetails Concentration Risk Type [Axis] Income Tax Disclosure [Text Block] statementnote11propertyplantandequipmentpropertyplantandequipmentcomponentsdetails Income Statement Location [Domain] Concentration Risk Benchmark [Domain] us-gaap_PaymentsForRepurchaseOfCommonStock Common stock repurchases statementnote12debtdebtcomponentsdetails Income Statement Location [Axis] Extraordinary Items Disclosure [Text Block] statementnote13segmentdatafinancialinformationfromreportablesegmentsincomestatementdetails Concentration Risk Type [Domain] statementnote13segmentdatafinancialinformationfromreportablesegmentsbalancesheetdetails Minimum [Member] us-gaap_ProductWarrantyAccrual Product Warranty Accrual statementnote16employeebenefitplanscomponentsofpensionexpensebenefitdetails Maximum [Member] Notes To Financial Statements us-gaap_IncomeLossFromContinuingOperations Net (loss) income as reported Range [Axis] statementnote17accumulatedothercomprehensivelossaccumulatedothercomprehensivelosscomponentsdetails Range [Domain] Customer [Axis] Document Fiscal Year Focus Notes To Financial Statements [Abstract] Proceeds from issuance of common stock Net (loss) income Net (loss) income Net (loss) income Customer [Domain] Document Fiscal Period Focus Organization, Consolidation and Presentation of Financial Statements Disclosure and Significant Accounting Policies [Text Block] us-gaap_IncreaseDecreaseInOtherAccountsPayableAndAccruedLiabilities Accrued and other liabilities Nature of Operations [Text Block] Document Period End Date Current Fiscal Year End Date Products and Services [Domain] Products and Services [Axis] us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic Net (loss) income allocable to common stockholders Cost of sales: Entity Current Reporting Status Entity Voluntary Filers All Countries [Domain] us-gaap_LongTermDebt Long term debt Entity Filer Category Document Type Statement of Comprehensive Income [Abstract] us-gaap_AmortizationOfFinancingCosts Deferred loan costs recognized Pension and Other Postretirement Benefits Disclosure [Text Block] us-gaap_CostOfGoodsSold Products Other Nonoperating Income (Expense) [Member] Cash flows from investing activities: Entity Well-known Seasoned Issuer Weighted average shares outstanding: us-gaap_SecuredDebt Secured Debt Segments [Domain] us-gaap_SubordinatedDebt Subordinated Debt Accounts receivable, net Segments [Axis] Statement [Table] us-gaap_SaleLeasebackTransactionNetBookValue Sale Leaseback Transaction, Net Book Value us-gaap_LineOfCredit Revolving credit facility Cash and cash equivalents Cash and cash equivalents at beginning of period Cash and cash equivalents at end of period us-gaap_BankruptcyClaimsAmountOfClaimsFiled Bankruptcy Claims, Amount of Claims Filed Note payable – related party Note payable – related party Meritor Note [Member] Information pertaining to the Meritor Note. Research and development Assets sypr_LineOfCreditFacilityAmendmentFee Line of Credit Facility, Amendment Fee Amount of fee that accompanies the amending of the credit facility. sypr_LineOfCreditFacilitySuccessFee Line of Credit Facility, Success Fee Amount of fee upon early acceleration or repayment of the credit facility. us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease Net (decrease) increase in cash and cash equivalents us-gaap_CostOfServices Outsourced services Interest expense, net Income Statement [Abstract] sypr_DisposalGroupIncludingDiscontinuedOperationConsiderationAssetsTransferredAndLiabilitiesAssumed Disposal Group, Including Discontinued Operation, Consideration, Assets Transferred and Liabilities Assumed Amount of consideration receivable for the disposal of assets and liabilities. Other Income and Other Expense Disclosure [Text Block] us-gaap_ProductWarrantyExpense Product Warranty Expense us-gaap_NetCashProvidedByUsedInFinancingActivities Net cash used in financing activities us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations Net cash (used in) provided by operating activities Geographical [Axis] Credit Facility [Domain] us-gaap_DeferredRevenueRevenueRecognized Deferred Revenue, Revenue Recognized Credit Facility [Axis] Revolving Credit Facility [Member] us-gaap_GainLossOnDispositionOfAssets1 Gain (Loss) on Disposition of Assets us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation Indirect repurchase of shares for minimum statutory tax withholdings us-gaap_GainLossOnDispositionOfAssets Gain on sale of assets Base Rate [Member] Schedule of Net Benefit Costs [Table Text Block] us-gaap_PaymentsOfDebtRestructuringCosts Debt modification costs Corporate and Other [Member] us-gaap_StockholdersEquity Total stockholders’ equity Measurement Basis [Axis] Fair Value Measurement [Domain] us-gaap_PaymentsOfDividendsCommonStock Cash dividends paid Selling, general and administrative us-gaap_TableTextBlock Notes Tables us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax Foreign currency translation adjustments Preferred stock, shares issued (in shares) Preferred stock, shares authorized (in shares) Preferred stock, par value (in dollars per share) New Accounting Pronouncements and Changes in Accounting Principles [Text Block] Inventory, net Total us-gaap_Revenues Revenues Other current assets Common stock, shares outstanding (in shares) Gill Family Capital Management [Member] The name or description of the related party. Proceeds from sale of assets Proceeds from Sale of Property, Plant, and Equipment General, Corporate and Other [Member] Represents entity's business segment. Sypris Electronics [Member] Represents entity's business segment. Sypris Technologies [Member] Represents entity's operating segment. Fair Value [Member] Represents information about the fair value measurement. us-gaap_InventoryFinishedGoods Finished goods sypr_DebtInstrumentIncrementalBasisPointMonthlyIncrease Debt Instrument Incremental Basis Point Monthly Increase The amount of monthly basis point increase on credit facility interest rate. us-gaap_InventoryWorkInProcess Work in process Through May Thirty First Two Thous and Fifteen [Member] Represents period through May 31, 2015. sypr_LineOfCreditFacilityMinimumAvailability Line of Credit Facility Minimum Availability The minimum amount of availability that must be available on a line of credit. us-gaap_InventoryValuationReserves Reserve for excess and obsolete inventory Promissory Note [Member] The name or description of the debt instrument. us-gaap_ComprehensiveIncomeNetOfTax Total comprehensive (loss) income On Or Before September Thirtieth Two Thousand Fifteen [Member] Represents period on or before September 30, 2015. us-gaap_ProceedsFromSaleOfProductiveAssets Proceeds from Sale of Productive Assets Dividends declared per common share (in dollars per share) Dana [Member] Represents information about the major customer. Additional paid-in capital Milestone Revenue Recognition [Text Block] Disclosure of the Milestone revenue recognition. us-gaap_PaymentsToAcquirePropertyPlantAndEquipment Capital expenditures, net sypr_NumberOfSubsidiariesOfClient Number of Subsidiaries of Client Represents information about the number of subsidiaries of client. sypr_NumberOfSupplyCommitmentsReplaced Number of Supply Commitments Replaced Represents information about the number of supply commitments replaced. Liabilities and Stockholders’ Equity us-gaap_InventoryRawMaterials Raw materials Reconciliation of Assets from Segment to Consolidated [Table Text Block] us-gaap_Assets Total assets Assets Fair Value, Measurement Inputs, Disclosure [Text Block] Mergers, Acquisitions and Dispositions Disclosures [Text Block] Outsourced services Entity Registrant Name Property, plant and equipment, net Property plant and equipment net Entity Central Index Key us-gaap_LesseeLeasingArrangementsOperatingLeasesRenewalTerm Lessee Leasing Arrangements, Operating Leases, Renewal Term us-gaap_RevenueRecognitionMilestoneMethodRevenueRecognized Revenue Recognition, Milestone Method, Revenue Recognized us-gaap_NumberOfOperatingSegments Number of Operating Segments Commitments and Contingencies Disclosure [Text Block] sypr_BasisSpreadOnFedrealFundsRate Basis Spread on Fedreal Funds Rate Percentage points added to the Federal Funds Rate to compute the Base Rate on the debt instrument. Land and Facility in Mexio [Member] Represents the Company's land and facility in Mexico. Schedule of Segment Reporting Information, by Segment [Table Text Block] us-gaap_PropertyPlantAndEquipmentGross Land and land improvements us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment Accumulated depreciation us-gaap_SalesRevenueNet Total net revenue Other assets Entity Common Stock, Shares Outstanding (in shares) Term Loan [Member] Debt financing secured on October 30, 2015. us-gaap_Liabilities Total liabilities New Credit Facility [Member] The revolving credit facility secured on October 30, 2015. Earnings Per Share [Text Block] Tampa Facility [Member] The facility leased by the Company in Tampa, FL. (Loss) income per share: Morganton Facility [Member] The facility in Morganton that Meritor agreed to purchase. Certain Assets and Liabilities [Member] The related inventories and accounts receivable and assumed or released certain accounts payable and other accrued liabilities, which were purchased by Meritor. Segment Reporting Disclosure [Text Block] Meritor Note Amendment [Member] Represents the secured obligation with Meritor, Inc. Link Encryption Products [Member] Represents certain link encryption products. sypr_ExtendedProductWarrantyTerm Extended Product Warranty Term Represents contractual term of extended product warranty. Certain Assets [Member] Represents certain Morganton equipment, related assets and intellectual property that were sold to Meritor. Trading Symbol Scenario [Axis] Morganton [Member] Represents the Company's manufacturing facility in Morganton, North Carolina. Scenario, Unspecified [Domain] Scenario, Forecast [Member] us-gaap_AssetsCurrent Total current assets Other comprehensive (loss) income: Standby Letters of Credit [Member] us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost Pension expense (benefit) us-gaap_DisclosureTextBlockAbstract Notes to Financial Statements Debt Instrument, Name [Domain] Debt Instrument [Axis] Long-term debt UNITED STATES Deferred income taxes Deferred Income Tax Expense (Benefit) us-gaap_LiabilitiesCurrent Total current liabilities Property, Plant and Equipment [Table Text Block] Adjustments to reconcile net (loss) income to net cash (used in) provided by operating activities: Changes in operating assets and liabilities: us-gaap_PurchaseObligation Purchase Obligation sypr_ProceedsUponSigningFromSaleOfPropertyPlantAndEquipment Proceeds upon Signing from Sale of Property, Plant, and Equipment The cash inflow, upon signing, from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. Note payable – Meritor Note payable – Meritor us-gaap_OtherNoncashExpense Other noncash items us-gaap_DepreciationDepletionAndAmortization Depreciation and amortization us-gaap_LiabilitiesAndStockholdersEquity Total liabilities and stockholders’ equity us-gaap_ForeignCurrencyTransactionGainLossRealized Foreign Currency Transaction Gain (Loss), Realized Accumulated other comprehensive loss Retained deficit Property, Plant and Equipment, Type [Axis] Property, Plant and Equipment, Type [Domain] us-gaap_RecognitionOfDeferredRevenue Deferred revenue recognized Building and Building Improvements [Member] Land and Land Improvements [Member] Disposal Group Name [Domain] Disposal Group Name [Axis] Property, Plant and Equipment, Other Types [Member] Subsequent Event Type [Domain] Subsequent Event Type [Axis] Statement of Financial Position [Abstract] Subsequent Events [Text Block] Construction in Progress [Member] us-gaap_ShareBasedCompensation Stock-based compensation expense Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] Comprehensive Income (Loss) Note [Text Block] us-gaap_PensionContributions Contributions to pension plans Subsequent Event [Member] Statement of Cash Flows [Abstract] us-gaap_TreasuryStockValue Treasury stock, 37,692 and 82,692 shares in 2015 and 2014, respectively Current portion of long-term debt Cash flows from operating activities: us-gaap_DebtInstrumentInterestRateStatedPercentage Debt Instrument, Interest Rate, Stated Percentage MEXICO us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment Weighted average additional shares assuming conversion of potential common shares (in shares) (Loss) income attributable to stockholders: Products us-gaap_DebtInstrumentFaceAmount Debt Instrument, Face Amount Concentration Risk Disclosure [Text Block] us-gaap_IncreaseDecreaseInOtherCurrentAssets Other current assets Diluted (in dollars per share) Diluted (in dollars per share) us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding Weighted average shares outstanding – diluted (in shares) Diluted (in shares) us-gaap_DividendsShareBasedCompensation Less dividends declared attributable to restricted award holders us-gaap_IncreaseDecreaseInInventories Inventory Accrued liabilities us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments Income (loss) before taxes Income tax expense Accounts payable Cash flows from financing activities: us-gaap_NetCashProvidedByUsedInInvestingActivities Net cash provided by (used in) investing activities us-gaap_WeightedAverageNumberOfSharesOutstandingBasic Basic (in shares) Basic (in dollars per share) Basic (in dollars per share) us-gaap_ProceedsFromSalesOfBusinessAffiliateAndProductiveAssets Proceeds from Sales of Business, Affiliate and Productive Assets Common stock Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Class of Stock [Axis] us-gaap_ProceedsFromLinesOfCredit Proceeds from Lines of Credit Class of Stock [Domain] us-gaap_LettersOfCreditOutstandingAmount Letters of Credit Outstanding, Amount Common stock, shares issued (in shares) Accounting Policies [Abstract] Long-term Debt [Text Block] Common stock, shares authorized (in shares) us-gaap_IncreaseDecreaseInAccountsReceivable Accounts receivable Common stock, par value (in dollars per share) sypr_DebtPrepaymentAlternativeSatisfactionOfRequirementAmountOfCashToBeDepositedIntoAControlledCashCollateralAccount Debt Prepayment, Alternative Satisfaction of Requirement, Amount of Cash to Be Deposited Into a Controlled Cash Collateral Account Represents the amount of net cash proceeds that may be deposited into a controlled cash collateral account, under certain circumstances, as an alternative way to satisfy the debt prepayment requirement. sypr_DebtPrepaymentAlternativeSatisfactionOfRequirementAlternativeProceedsToBeContributed Debt Prepayment, Alternative Satisfaction of Requirement, Alternative Proceeds to Be Contributed Represents the alternative proceeds from the sale of new equity, subordinated debt, or certain permitted collateral assets, that the Company would be required to contribute under certain conditions in alternative satisfaction of the debt prepayment requirement if the sale-leaseback transaction has not closed before the closing date. Schedule of Inventory, Current [Table Text Block] Preferred stock sypr_LineOfCreditFacilityFixedChargeCoverageRatioTriggerBorrowingAvailability Line of Credit Facility, Fixed Charge Coverage Ratio Trigger, Borrowing Availability Represents the amount of borrowing availability which, if it falls below this amount, will trigger the requirement that the Company must maintain a specified fixed charge coverage ratio. Inventory Disclosure [Text Block] sypr_FixedChargeCoverageRatioApplicableIfBorrowingAvailabilityFallsBelowASpecifiedLevel Fixed Charge Coverage Ratio Applicable If Borrowing Availability Falls Below a Specified Level Represents the minimum fixed charge coverage ratio, measured on a trailing twelve months' basis, that is required to be maintained if borrowing availability falls below a specified level. us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses Net amortizations, deferrals and other costs Net revenue: us-gaap_RepaymentsOfDebt Repayments of Debt us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Percent us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets Expected return on plan assets Variable Rate [Domain] us-gaap_DefinedBenefitPlanInterestCost Interest cost on projected benefit obligation Variable Rate [Axis] us-gaap_DefinedBenefitPlanServiceCost Service cost Schedule of Long-term Debt Instruments [Table Text Block] Statement [Line Items] Related Party [Axis] us-gaap_LitigationSettlementAmount Litigation Settlement, Amount Related Party [Domain] Net change in debt under revolving credit agreements Treasury stock (in shares) us-gaap_CostOfGoodsAndServicesSold Total cost of sales us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax Foreign currency translation adjustments us-gaap_InventoryWriteDown Provision for excess and obsolete inventory us-gaap_GrossProfit Gross profit (loss) Gross profit (loss) Stockholders’ equity: us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent Other liabilities us-gaap_ExtendedProductWarrantyAccrualWarrantiesIssued Extended Product Warranty Accrual, Warranties Issued Disposal Group Classification [Domain] us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity Line of Credit Facility, Remaining Borrowing Capacity us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity Line of Credit Facility, Current Borrowing Capacity us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity Line of Credit Facility, Maximum Borrowing Capacity Equity Component [Domain] us-gaap_GainLossOnSaleOfBusiness Gain (Loss) on Disposition of Business Equity Components [Axis] us-gaap_OtherNonoperatingIncomeExpense Other (income) expense, net Other Nonoperating Income (Expense) us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage Line of Credit Facility, Unused Capacity, Commitment Fee Percentage Disposal Group Classification [Axis] us-gaap_ConcentrationRiskPercentage1 Concentration Risk, Percentage Severance Series A Preferred Stock [Member] us-gaap_PolicyTextBlockAbstract Accounting Policies Proceeds from note payable – related party us-gaap_OperatingIncomeLoss Operating (loss) income Operating (loss) income us-gaap_IncreaseDecreaseInAccountsPayable Accounts payable us-gaap_AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax Employee benefit related adjustments us-gaap_GainLossRelatedToLitigationSettlement Gain (Loss) Related to Litigation Settlement Property, Plant and Equipment Disclosure [Text Block] Nonvoting Common Stock [Member]