Commitments and Contingencies Commitments and Contingencies (Details 3) (USD $) In Thousands, unless otherwise specified	Oct. 31, 2013
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]
Operating Leases, Future Minimum Payments Due, Next Twelve Months	$ 9,619
Operating Leases, Future Minimum Payments, Due in Two Years	8,137
Operating Leases, Future Minimum Payments, Due in Three Years	6,619
Operating Leases, Future Minimum Payments, Due in Four Years	5,141
Operating Leases, Future Minimum Payments, Due in Five Years	4,111
Operating Leases, Future Minimum Payments, Due Thereafter	3,659
Operating Leases, Future Minimum Payments Due	$ 37,286