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Note 6 - Income taxes (Details) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 6 Months Ended | ||||
|---|---|---|---|---|---|---|
|
Jun. 30, 2013
|
Jul. 01, 2012
|
Jun. 30, 2013
|
Jun. 30, 2013
|
Jul. 01, 2012
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Dec. 30, 2012
|
|
| Income Tax Disclosure [Abstract] | ||||||
| Income Tax Expense (Benefit) | $ 402 | $ 199 | $ 830 | $ 830 | $ 406 | |
| Deferred Tax Assets, Operating Loss Carryforwards, Subject to Expiration | 81,153 | |||||
| Unrecognized Tax Benefits | 260 | 260 | 260 | 274 | ||
| Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued | $ 69 | $ 69 | $ 69 | $ 64 | ||
| X | ||||||||||
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- Definition
Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards that are subject to expiration dates. No definition available.
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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