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Note 7 - Reconciliation Between the Statutory Federal Income Tax Rate and Effective Income Tax Rate (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 02, 2016	Jan. 03, 2015	Dec. 28, 2013
Income (loss) before income taxes	$ 17,898	$ 16,024	$ (2,118)
Statutory federal income tax rate	34.00%	34.00%	34.00%
Income tax expense (benefit) at statutory federal rate	$ 6,085	$ 5,448	$ (720)
State income taxes, net of federal tax benefit	371	310	151
Valuation allowance	(15,572)	(5,415)	386
Effect of lower foreign taxes	(622)	(372)	497
Adjustment for unrecognized tax positions	67	397	(70)
Other items, net	224	1,294	(250)
Income tax expense (benefit)	$ (9,447)	$ 1,662	$ (6)
Effective tax rate	(52.80%)	10.40%	0.30%

X

- Definition

Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

+ References

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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This element represents the income or loss from continuing operations attributable to the economic entity which may also be defined as revenue less expenses from ongoing operations, after income or loss from equity method investments, but before income taxes, extraordinary items, and noncontrolling interest.

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to increase (decrease) in the valuation allowance for deferred tax assets.

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The amount of income tax expense or benefit for the period computed by applying the domestic federal statutory tax rates to pretax income from continuing operations.

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to state and local income tax expense (benefit).

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