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Consolidated Balance Sheets (Parenthetical) (USD $)
Mar. 30, 2013
Mar. 31, 2012
Convertible Preferred Stock, conversion value $ 0.064 $ 0.064
Common Stock, par value $ 0.01 $ 0.01
Common Stock, shares authorized 65,000,000 45,000,000
Common Stock, shares issued 37,327,967 36,855,258
Treasury Stock, shares 6,073,836 5,967,991
Class C Convertible Preferred Stock
    
Convertible Preferred Stock, par value $ 1.50 $ 1.50
Convertible Preferred Stock, conversion value $ 0.064 $ 0.064
Convertible Preferred Stock, shares authorized 150,000 150,000
Convertible Preferred Stock, shares issued 32,500 32,500
Convertible Preferred Stock, shares outstanding 32,500 32,500