v3.2.0.727
Condensed Consolidated Balance Sheets (Parenthetical) - $ / shares
Jun. 27, 2015
Dec. 27, 2014
Statement of Financial Position [Abstract]    
Common stock, par value $ 0.001 $ 0.001
Common stock, shares authorized 100,000,000 100,000,000
Common stock, shares issued 17,912,184 17,912,184
Common stock, shares outstanding 15,514,344 15,514,344
Treasury stock, shares 2,397,840 2,397,840