INVENTORIES (Details) - Schedule of Inventory - USD ($)	Nov. 30, 2019	Feb. 28, 2019
Inventory Current [Member]
Current:
Book inventory	$ 30,041,900	$ 33,494,200
Inventory valuation allowance	(368,100)	(48,600)
Inventories net	29,673,800	33,445,600
Inventory, Noncurrent [Member]
Current:
Book inventory	1,188,600	904,400
Inventory valuation allowance	(272,700)	(329,400)
Inventories net	$ 915,900	$ 575,000