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Share-Based Compensation (Details) (USD $)
In Millions, except Share data
3 Months Ended 9 Months Ended
Jul. 29, 2011
Jul. 30, 2010
Jul. 29, 2011
Jul. 30, 2010
Share-Based Compensation [Abstract]        
Share-based compensation expense $ 6.7 $ 4.5 $ 18.9 $ 18.8
Stock options exercised (in shares) 55,960 70,376 1,425,450 763,312