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GENERAL - Investments (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Apr. 30, 2017
Apr. 24, 2016
Apr. 30, 2017
Apr. 24, 2016
Rabbi trust        
Investments        
Gains related to securities held $ 1.8 $ 2.9 $ 3.3 $ 1.2