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PROPERTY, PLANT AND EQUIPMENT - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Oct. 31, 2011	Oct. 31, 2010	Oct. 31, 2009
Property, Plant and Equipment [Line Items]
Depreciation expense on property, plant and equipment	$ 29.4	$ 24.9	$ 21.9

The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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