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Note 11 - Other Liabilities (Details) | Dec. 31, 2014
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Other Liabilities and Financial Instruments Subject to Mandatory Redemption [Abstract] |
Accrued Long Term Warranty Expenses And Other Items | 5.00%sypr_AccruedLongTermWarrantyExpensesAndOtherItems

X
- Definition No authoritative reference available. + References No definition available. + Details
Name: | sypr_AccruedLongTermWarrantyExpensesAndOtherItems
Namespace Prefix: | sypr_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_OtherLiabilitiesAndSharesSubjectToMandatoryRedemptionAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration