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RESTRUCTURING CHARGES (Narrative) (Details) - USD ($) $ in Thousands	12 Months Ended			33 Months Ended
	Feb. 28, 2022	Feb. 28, 2021	Feb. 29, 2020	Feb. 28, 2021
Restructuring Cost And Reserve [Line Items]
Restructuring charges	$ 600	$ 2,534	$ 2,465	$ 17,900
Severance and employee related costs				11,100
Restructuring charges				6,800
Discontinued Operations [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring charges	$ 400	$ 2,200	$ 1,900
Canton, Massachusetts [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring charges				$ 3,300