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RESEARCH AND DEVELOPMENT EXPENSES (Details Textuals) (USD $)
In Millions
3 Months Ended 9 Months Ended
Jul. 31, 2011
Jul. 31, 2010
Jul. 31, 2011
Jul. 31, 2010
New product research and development expenses $ 6.5 $ 6.0 $ 18.2 $ 16.5