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Taxes On Earnings (Details) (USD $)
In Millions, unless otherwise specified
Oct. 29, 2011
Oct. 30, 2010
Taxes On Earnings [Abstract]    
Reserves for unrecognized tax benefits $ 52.1 $ 38.1
Interest related to the reserve for unrecognized tax benefits 12.8 11.3
Impact of recognizing taxes and interest related to unrecognized tax benefits 34.9  
Unrecognized tax benefits reduction resulting from lapse of applicable statute of limitations $ 1.5