RESTRUCTURING ACTIVITIES - Summary of Charges Resulting from Implementation of Restructuring Plan (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Nov. 30, 2020	Nov. 30, 2021	Nov. 30, 2020
Restructuring Cost And Reserve [Line Items]
Restructuring charges	$ 92	$ 740	$ 2,551
Personnel [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring charges	(53)	358	2,232
Facilities [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring charges	145	382	319
Cost of Revenue [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring charges	117	479	564
Cost of Revenue [Member] | Personnel [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring charges	(28)	103	245
Cost of Revenue [Member] | Facilities [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring charges	145	376	319
Research and Development [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring charges		58
Research and Development [Member] | Personnel [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring charges		58
Selling and Marketing [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring charges	4	189	34
Selling and Marketing [Member] | Personnel [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring charges	4	189	34
General and Administrative Expenses [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring charges	(29)	14	1,953
General and Administrative Expenses [Member] | Personnel [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring charges	$ (29)	8	$ 1,953
General and Administrative Expenses [Member] | Facilities [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring charges		$ 6