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Note 10 - Earnings (Loss) Per Share (Details) (USD $)
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12 Months Ended |
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Dec. 30, 2012
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| Earnings Per Share [Abstract] | |
| Treasury Stock Method, Dilutive Options Average Share Price Used | $ 3.07smtx_TreasuryStockMethodDilutiveOptionsAverageSharePriceUsed |
| X | ||||||||||
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- Definition
Average share price used by the treasury stock method to determine impact of dilutive options. No definition available.
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| X | ||||||||||
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- Details
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