Equipment, Furniture and Fixtures (Details) (USD $) In Thousands	9 Months Ended
Jul. 31, 2011	Jul. 31, 2010	Oct. 31, 2010
Equipment, furniture and fixtures (Textuals) [Abstract]
Depreciation of equipment, furniture and fixtures and amortization of leasehold improvements	$ 44,765	$ 28,146
Equipment, furniture and fixtures
Equipment, furniture and fixtures	398,332		360,908
Leasehold improvements	54,289		49,595
Equipment, furniture and fixtures, Gross	452,621		410,503
Accumulated depreciation and amortization	(326,447)		(290,209)
Equipment, furniture and fixtures, net	126,174		120,294
Equipment Furniture Fixtures And Leasehold Improvements [Member]
Equipment, furniture and fixtures (Textuals) [Abstract]
Depreciation of equipment, furniture and fixtures and amortization of leasehold improvements	$ 37,700	$ 25,800

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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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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- Definition

Gross amount, at the balance sheet date, of long-lived physical assets used in the normal conduct of business and not intended for resale. This can include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software.

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- Definition

Tangible assets that are held by an entity for use in the production or supply of goods and services, for rental to others, or for administrative purposes and that are expected to provide economic benefit for more than one year; net of accumulated depreciation. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software.

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