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Commitments and Contingencies (Details) - USD ($)
 6 Months Ended
Apr. 30, 2016
Oct. 31, 2015
loss reserve on service agreements $ 2,700,000 $ 800,000
reserve for performance guarantees 3,400,000 2,600,000
Long-term Debt and Capital Lease Obligations, Repayments of Principal in Next Twelve Months 1,463,000  
Capital Leases, Future Minimum Payments Due, Next Twelve Months 423,000  
Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal in Year Two 955,000  
Capital Leases, Future Minimum Payments Due in Two Years 193,000  
Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal in Year Three 800,000  
Capital Leases, Future Minimum Payments Due in Three Years 55,000  
Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal in Year Four 443,000  
Capital Leases, Future Minimum Payments Due in Four Years 2,000  
Capital Lease Obligations $ 673,000 $ 726,000
Lease Payment Terms 36 months  
Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal in Year Five $ 325,000  
Capital Leases, Future Minimum Payments Due in Five Years 0  
Long-term Debt and Capital Lease Obligations, Maturities, Repayments of Principal after Year Five 3,968,000  
Capital Leases, Future Minimum Payments Due Thereafter 0  
Operating Leases, Future Minimum Payments Due 7,954,000  
Capital Leases, Future Minimum Payments Due 673,000  
Tax Adjustments, Settlements, and Unusual Provisions 10,000,000  
Debt Instrument, Unused Borrowing Capacity, Amount 10,000,000  
Planned expenditures both phases 65,000,000  
Recorded Unconditional Purchase Obligation 58,800,000  
Land under Purchase Options, Not Recorded $ 4,750,000