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Note 12 - Income Taxes (Details Textual) - USD ($) $ in Millions	6 Months Ended
	Jul. 01, 2018	Jul. 02, 2017
Effective Income Tax Rate Reconciliation, Percent, Total	27.00%	33.00%
Unrecognized Tax Benefits, Period Increase (Decrease), Total	$ (0.3)
Unrecognized Tax Benefits, Ending Balance	28.9
Increase (Decrease) in Deferred Tax Assets	$ (3.3)

X

- Definition

The increase (decrease) during the reporting period in the account that represents the deferred tax asset attributable to deductible temporary differences and carryforwards.

+ References

No definition available.

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X

- Definition

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

+ References

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-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
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- Definition

Amount of unrecognized tax benefits.

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-Topic 740
-SubTopic 10
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- Definition

Amount of increase (decrease) in unrecognized tax benefits attributable to uncertain tax positions taken in tax returns.

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