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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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New Accounting Standards (Details) - USD ($) $ in Thousands	Jan. 31, 2016	Oct. 31, 2015	Jan. 31, 2015
Long-term Debt, Current Maturities [Member] \| Accounting Standards Update 2015-03 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Debt issuance costs	$ 84	$ 84
Accrued Liabilities [Member] \| Accounting Standards Update 2015-03 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Debt issuance costs	125	125
Long-term Debt, Excluding Current Maturities [Member] \| Accounting Standards Update 2015-03 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Debt issuance costs	$ 69	$ 90
New Accounting Pronouncement, Early Adoption, Effect [Member] \| Accounting Standards Updated 2015-17 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Deferred tax assets, current			$ (156)
Deferred income tax assets			$ 156