SEGMENT INFORMATION AND GEOGRAPHIC DATA (Summary of Adjusted EBITDA) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended		27 Months Ended
	Aug. 31, 2020	Aug. 31, 2019	Aug. 31, 2020	Aug. 31, 2019	Aug. 31, 2020
Segment Information Summary Of Adjustments Results Of Ebitda Details [Abstract]
Net loss	$ (9,478)	$ (7,369)	$ (23,900)	$ (16,062)
Investment income	(680)	(1,256)	(698)	(3,337)
Interest expense	3,857	5,555	7,934	11,011
Income tax expense (benefit)	266	(1,342)	506	(3,599)
Depreciation	5,073	5,191	9,983	9,036
Amortization of intangible assets	1,844	3,318	3,736	6,358
Stock-based compensation	2,846	3,183	5,594	5,726
Impairment loss	286		4,575
Restructuring charges	551	2,272	2,459	2,272	$ 14,900
Non-recurring legal expenses	170	777	963	4,584
Acquisition and integration related expenses		(46)		(1,190)
Other	668	272	758	1,037
Adjusted EBITDA	$ 5,403	$ 10,647	$ 11,910	$ 18,216