DISAGGREGATION OF REVENUES AND MAJOR CUSTOMERS (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Nov. 30, 2020	Nov. 30, 2019	Nov. 30, 2020	Nov. 30, 2019
Net sales	$ 2,312	$ 2,263	$ 7,913	$ 7,240
Europe and Australia
Net sales	0	0	0	0
Canada and Latin America
Net sales	0	10	13	14
Far East and Middle East
Net sales	0	0	9	0
United States
Net sales	$ 2,312	$ 2,253	$ 7,891	$ 7,226