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Net Income (Loss) Per Common Share (Tables)
12 Months Ended
Oct. 25, 2013
Net Income (Loss) Per Common Share [Abstract]  
Schedule Of Calculations Of Net Income (Loss) Per Share
    2013   2012   2011  
Basic              
Net income (loss) $ 289,255 $ 292,497 $ (138,601 )
Weighted-average common shares outstanding – basic   87,793,543   91,415,055   94,309,679  
Net Income (Loss) per Common Share - Basic $ 3.29 $ 3.20 $ (1.47 )
Diluted              
Net income (loss) $ 289,255 $ 292,497 $ (138,601 )
Weighted-average common shares outstanding – basic   87,793,543   91,415,055   94,309,679  
Dilutive effect of stock options and unvested restricted stock   2,732,742   2,965,421    
Equivalent average common shares outstanding – diluted   90,526,285   94,380,476   94,309,679  
Net Income (Loss) per Common Share – Diluted $ 3.20 $ 3.10 $ (1.47 )