INCOME TAXES (Reconciliation of Income Tax Provision) (Details) - USD ($) $ in Thousands	12 Months Ended
	Feb. 28, 2023	Feb. 28, 2022	Feb. 28, 2021
Income Tax Disclosure [Abstract]
Income tax benefit at U.S. statutory federal rate	$ 6,581	$ 6,313	$ 4,325
State income tax benefit, net of federal income tax effect	580	730	602
Foreign tax benefit (provision) exclusive of valuation allowance change	428	(1,385)	900
U.S. taxes on foreign income			(306)
Valuation allowance increases	(9,199)	(7,672)	(5,825)
Research and other tax credits	1,485	1,544	1,322
Tax expense on vested and exercised equity awards	(1,095)	(112)	(851)
Non-deductible expenses	(48)	(791)	(655)
Other, net	117	286	(73)
Income tax provision	$ (1,151)	$ (1,087)	$ (561)