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Condensed Consolidated Balance Sheets (Parenthetical) - $ / shares
Sep. 10, 2016
Jan. 02, 2016
Statement of Financial Position [Abstract]    
Common stock, shares authorized 26,000,000 26,000,000
Common stock, par value (in dollars per share) $ 0.01 $ 0.01
Common stock, shares issued 22,272,941 22,213,364
Common stock, shares outstanding 22,272,941 22,213,364