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3. PROPERTY, PLANT AND EQUIPMENT (Details) - USD ($)
12 Months Ended
Dec. 01, 2015
Feb. 28, 2017
Feb. 29, 2016
Property, Plant and Equipment [Abstract]      
Property, Plant and Equipment, Additions $ 23,213,000    
Payments to Acquire Property, Plant, and Equipment $ 327,000 $ 2,485,400 $ 24,911,600