Equipment and Leasehold Improvements (Details) (USD $)	12 Months Ended
Oct. 31, 2012	Oct. 31, 2011	Oct. 31, 2010
Equipment and Leasehold Improvements
Equipment	$ 66,154,000	$ 70,546,000
Leasehold improvements	52,270,000	51,056,000
Subtotal	118,424,000	121,602,000
Accumulated depreciation and amortization	(63,535,000)	(54,375,000)
Equipment and leasehold improvements, net	54,889,000	67,227,000
Depreciation and amortization expense	$ 16,900,000	$ 15,800,000	$ 15,400,000

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 current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production.

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- Definition

Gross amount of long-lived physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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- Definition

Amount, net of accumulated depreciation, depletion and amortization, of long-lived physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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