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Consolidated Balance Sheets (Parenthetical) (USD $)
Mar. 31, 2012
Mar. 26, 2011
Preferred stock, par value      
Preferred stock, shares authorized Unlimited Unlimited
Preferred stock, shares issued      
Class A Common Stock
    
Common stock, par value      
Common stock, shares authorized Unlimited Unlimited
Common stock, shares issued 3,673,615 3,672,535
Common stock, shares outstanding 3,673,615 3,672,535
Class B Common Stock
    
Common stock, par value      
Common stock, shares authorized Unlimited Unlimited
Common stock, shares issued 7,717,970 7,717,970
Common stock, shares outstanding 7,717,970 7,717,970