Condensed Consolidated Balance Sheets (Unaudited) (Parentheticals) - USD ($) $ in Thousands	Mar. 26, 2016	Dec. 26, 2015
Trade receivables, allowances (in Dollars)	$ 377	$ 1,150
Common stock, par value (in Dollars per share)	$ 0.001	$ 0.001
Common stock, shares authorized	75,000,000	75,000,000
Common stock, shares outstanding	27,916,588	28,058,513
Common stock, shares issued	27,916,588	28,058,513