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INVENTORY (Narrative) (Details) - USD ($)
May 31, 2019
Nov. 30, 2018
Inventory $ 587,476 $ 129,121
Raw materials for Byrna [Member]    
Inventory 464,089
Finished goods of Byrna [Member]    
Inventory 14,197
Finished goods of 40mm Blunt Impact Projectiles [Member]    
Inventory 71,974 90,329
Inventory procured from other suppliers [Member]    
Inventory $ 37,216 $ 38,792