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Note 11 - Other Liabilities (Details)	Dec. 31, 2014
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