OTHER FINANCIAL INFORMATION (Schedule of Interest Expense) (Details) - USD ($) $ in Thousands	3 Months Ended
	May 31, 2023	May 31, 2022
Condensed Income Statements, Captions [Line Items]
Amortization of discount and issue costs	$ 281	$ 304
Other interest expense		90
Total interest expense	1,678	1,533
2025 Convertible Notes [Member]
Condensed Income Statements, Captions [Line Items]
Stated interest	1,176	1,176
Amortization of discount and issue costs	273	267
Interest expense on convertible notes	1,449	$ 1,443
Other interest expense	229
Total interest expense	$ 1,678