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Note 8 - Other Current Assets (Details Textual)	12 Months Ended
	Dec. 31, 2020
Percentage of Current Assets Included in Other Current Assets	5.00%

X

- Definition

Represents percentage of current assets included in other current assets.

+ References

No definition available.

+ Details

Name:	sypr_PercentageOfCurrentAssetsIncludedInOtherCurrentAssets
Namespace Prefix:	sypr_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration