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Note 1 - Basis of Presentation (Details Textual) $ in Millions	3 Months Ended
	Apr. 01, 2017 USD ($)
Increase Deferred Tax Assets [Member]
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification	$ 1.0
Decrease Other Assets [Member]
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification	2.3
Decrease Retained Earnings [Member]
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification	1.3
Increase Deferred Tax Assets [Member]
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification	1.6
Increase Additional Paid-in Capital [Member]
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification	0.3
Increase Retained Earning [Member]
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification	1.9
Decreases Taxes Payable [Member]
New Accounting Pronouncement or Change in Accounting Principle, Effect of Adoption, Quantification	$ 0.6

X

- Definition

Represents the quantification of the effect of adopting the new accounting standard or change in accounting principle expected by the entity to have a significant effect on the entity's financial statements.

+ References

No definition available.

+ Details

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X

- Details

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X

- Details

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X

- Details

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X

- Details

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- Details

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- Details

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