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Note 12 - Stockholders' Equity (Tables)

12 Months Ended

Dec. 31, 2016

Notes Tables

Schedule of Common Stock Outstanding Roll Forward [Table Text Block]

		Common
		Stock
Shares as of December 28, 2013			17,386,920
Shares issued under employee stock plans, net of shares withheld in lieu of tax withholding			300,705
Repurchase of shares			(326,990	)
Shares as of January 3, 2015			17,360,635
Shares issued under employee stock plans, net of shares withheld in lieu of tax withholding			141,827
Repurchase of shares			(1,706,571	)
Shares as of January 2, 2016			15,795,891
Shares issued under employee stock plans, net of shares withheld in lieu of tax withholding			193,538
Repurchase of shares			(132,502	)
Shares as of December 31, 2016			15,856,927

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