SEGMENT INFORMATION AND GEOGRAPHIC DATA (Summary of Revenues by Geographic Area) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Aug. 31, 2017	Aug. 31, 2016	Aug. 31, 2017	Aug. 31, 2016
Segment Reporting Information [Line Items]
Revenues	$ 89,767	$ 90,479	$ 177,848	$ 181,626
United States [Member]
Segment Reporting Information [Line Items]
Revenues			129,744	136,751
Europe, Middle East and Africa [Member]
Segment Reporting Information [Line Items]
Revenues			22,536	25,566
South America [Member]
Segment Reporting Information [Line Items]
Revenues			5,779	5,737
Canada [Member]
Segment Reporting Information [Line Items]
Revenues			7,561	4,143
Asia and Pacific Rim [Member]
Segment Reporting Information [Line Items]
Revenues			6,120	3,425
All other [Member]
Segment Reporting Information [Line Items]
Revenues			$ 6,108	$ 6,004