DISAGGREGATION OF REVENUES AND MAJOR CUSTOMERS (Details) - USD ($) $ in Thousands	12 Months Ended
	Feb. 28, 2021	Feb. 29, 2020
Revenues from domestic and export sales to unaffiliated customers
Revenues, Total	$ 10,534	$ 9,237
Europe and Australia
Revenues from domestic and export sales to unaffiliated customers
Revenues, Total	0	0
Canada and Latin America
Revenues from domestic and export sales to unaffiliated customers
Revenues, Total	14	21
Far East and Middle East
Revenues from domestic and export sales to unaffiliated customers
Revenues, Total	12	1
United States
Revenues from domestic and export sales to unaffiliated customers
Revenues, Total	$ 10,508	$ 9,215