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ORGANIZATION, BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES, Comprehensive Income (Details) - USD ($)
Jul. 31, 2018
Oct. 31, 2017
Comprehensive Income [Abstract]    
Net unrealized gains/(losses) on an marketable equity securities included in accumulated other comprehensive income $ 777,000  
Net unrealized gains on an interest rate swap agreement included in accumulated other comprehensive income $ 6,400,000 $ 2,700,000