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Note 6 - Income taxes (Detail) (USD $)
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3 Months Ended | 9 Months Ended | |||
|---|---|---|---|---|---|
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Sep. 30, 2012
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Oct. 02, 2011
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Sep. 30, 2012
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Oct. 02, 2011
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Jan. 01, 2012
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| Income Tax Expense (Benefit) | $ (78,000) | $ 172,000 | $ 328,000 | $ 505,000 | |
| Operating Loss Carryforwards | 107,833,000 | ||||
| Unrecognized Tax Benefits | 279,000 | 279,000 | 274,000 | ||
| Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued | 61,000 | 61,000 | 48,000 | ||
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Revision of Prior Period Estimates [Member]
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|||||
| Income Tax Expense (Benefit) | 360,000 | (210,000) | |||
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Taxes on Profits and Foreign Exchange [Member]
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|||||
| Income Tax Expense (Benefit) | $ 282,000 | $ 538,000 | $ 505,000 | ||
| X | ||||||||||
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- Definition
The sum of the current income tax expense or benefit and the deferred income tax expense or benefit pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The sum of domestic, foreign and state and local operating loss carryforwards, before tax effects, available to reduce future taxable income under enacted tax laws. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
The gross amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns as of the balance sheet date. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Definition
This element represents the total of accruals as of the date of the statement of financial position for interest recognized for an underpayment of income taxes computed by applying the applicable statutory rate of interest to the difference between a tax position recognized for financial reporting purposes and the amount previously taken or expected to be taken in a tax return of the entity and the amount of statutory penalties for a tax position claimed or expected to be claimed by the entity, in its tax return, that does not meet the minimum statutory threshold to avoid payment of penalties. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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