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PROPERTY AND EQUIPMENT (Details) - USD ($)
12 Months Ended
Oct. 31, 2017
Oct. 31, 2016
Oct. 31, 2015
Property and Equipment      
Property and equipment, gross $ 96,331,488 $ 95,284,403  
Less accumulated depreciation (49,764,401) (44,908,193)  
Net, property and equipment 46,567,087 50,376,210  
Depreciation 4,984,000 4,744,000 $ 4,556,000
Land and improvements      
Property and Equipment      
Property and equipment, gross 9,111,838 9,111,838  
Plant building and equipment      
Property and Equipment      
Property and equipment, gross 85,809,325 84,594,751  
Vehicles      
Property and Equipment      
Property and equipment, gross 682,719 620,323  
Office buildings      
Property and Equipment      
Property and equipment, gross 641,860 641,860  
Construction in progress      
Property and Equipment      
Property and equipment, gross $ 85,746 $ 315,631