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Other Long-Term Liabilities (Details) - USD ($)
Jul. 31, 2017
Oct. 31, 2016
Other Long-Term Liabilities [Line Items]    
Minimum pension liability $ 5,099,000 $ 5,619,000
Fair value of derivative instrument 0 461,000
Deferred gain and other 62,000 47,000
Other long-term liabilities $ 5,161,000 $ 6,127,000