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Note 4 (Detail) (USD $) In Millions, unless otherwise specified	Jul. 31, 2012	Oct. 31, 2011
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	$ 76.6	$ 75.4

- Definition

The cumulative amount of depreciation, depletion and amortization (related to property, plant and equipment, but not including land) that has been recognized in the income statement.

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