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CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $)
Mar. 30, 2013
Sep. 29, 2012
Preferred stock, par value $ 0.05 $ 0.05
Preferred stock, shares authorized 10,000,000 10,000,000
Preferred stock, shares issued      
Class A Common Stock
    
Common stock, par value $ 0.05 $ 0.05
Common stock, shares authorized 150,000,000 150,000,000
Common stock, shares issued 12,973,300 12,953,635
Common stock, shares outstanding 12,973,300 12,953,635
Class B Common Stock
    
Common stock, par value $ 0.05 $ 0.05
Common stock, shares authorized 100,000,000 100,000,000
Common stock, shares issued 11,286,476 11,306,141
Common stock, shares outstanding 11,286,476 11,306,141