CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Aug. 31, 2019	Aug. 31, 2018	Aug. 31, 2019	Aug. 31, 2018
Revenues:
Revenues	$ 93,236	$ 96,037	$ 182,306	$ 190,925
Cost of revenues:
Cost of revenues	55,566	56,216	109,225	113,013
Gross profit	37,670	39,821	73,081	77,912
Operating expenses:
Research and development	7,924	7,599	14,810	14,200
Selling and marketing	15,868	12,523	30,515	25,020
General and administrative	12,893	11,991	30,377	25,427
Restructuring	2,272	566	2,272	3,949
Intangible asset amortization	3,318	2,893	6,358	5,641
Total operating expenses	42,275	35,572	84,332	74,237
Operating income (loss)	(4,605)	4,249	(11,251)	3,675
Non-operating income (expense):
Investment income	1,256	1,007	3,337	1,860
Interest expense	(5,555)	(3,767)	(11,011)	(6,432)
Gain on legal settlement				13,333
Loss on extinguishment of debt (see Note 7)		(2,033)		(2,033)
Other income (expense)	193	(277)	(206)	(503)
Total non-operating income (expense)	(4,106)	(5,070)	(7,880)	6,225
Income (loss) before income taxes and impairment loss and equity in net loss of affiliate	(8,711)	(821)	(19,131)	9,900
Income tax benefit (provision)	1,342	497	3,599	(1,274)
Income (loss) before impairment loss and equity in net loss of affiliate	(7,369)	(324)	(15,532)	8,626
Impairment loss and equity in net loss of affiliate		(530)	(530)	(969)
Net income (loss)	$ (7,369)	$ (854)	$ (16,062)	$ 7,657
Earnings (loss) per share:
Basic	$ (0.22)	$ (0.02)	$ (0.48)	$ 0.22
Diluted	$ (0.22)	$ (0.02)	$ (0.48)	$ 0.21
Shares used in computing earnings (loss) per share:
Basic	33,568	34,850	33,475	35,141
Diluted	33,568	34,850	33,475	36,073
Comprehensive income (loss):
Net income (loss)	$ (7,369)	$ (854)	$ (16,062)	$ 7,657
Other comprehensive income (loss):
Foreign currency translation adjustments	(1,018)	(14)	(1,287)	3
Total comprehensive income (loss)	(8,387)	(868)	(17,349)	7,660
Products [Member]
Revenues:
Revenues	62,031	76,974	125,590	153,890
Cost of revenues:
Cost of revenues	37,721	46,045	76,269	93,398
Application Subscriptions and Related Products and Service [Member]
Revenues:
Revenues	31,205	19,063	56,716	37,035
Cost of revenues:
Cost of revenues	$ 17,845	$ 10,171	$ 32,956	$ 19,615