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Accounts Receivable (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Oct. 31, 2012	Oct. 31, 2011
Accounts Receivable [Abstract]
Allowance for Doubtful Accounts Receivable, Current	$ 482	$ 568
Provision for Doubtful Accounts	$ (164)	$ 425

Amount of the current period expense charged against operations, the offset which is generally to the allowance for doubtful accounts for the purpose of reducing receivables, including notes receivable, to an amount that approximates their net realizable value (the amount expected to be collected).

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