Operating Leases Schedule of Future Minimum Rental (Details) (USD $) In Thousands, unless otherwise specified	Oct. 31, 2012
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]
Operating Leases, Future Minimum Payments Due, Next Twelve Months	$ 2,624
Operating Leases, Future Minimum Payments, Due in Two Years	561
Operating Leases, Future Minimum Payments, Due in Three Years	183
Operating Leases, Future Minimum Payments, Due in Four Years	91
Operating Leases, Future Minimum Payments, Due in Five Years	$ 27