CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Nov. 30, 2016	Nov. 30, 2015	Nov. 30, 2016	Nov. 30, 2015
Revenues:
Products	$ 67,580	$ 63,980	$ 219,985	$ 177,275
Application subscriptions and other services	15,770	10,695	44,991	32,637
Total revenues	83,350	74,675	264,976	209,912
Cost of revenues:
Products	40,764	43,132	135,139	119,692
Application subscriptions and other services	7,469	4,969	22,272	14,817
Total cost of revenues	48,233	48,101	157,411	134,509
Gross profit	35,117	26,574	107,565	75,403
Operating expenses:
Research and development	5,297	5,121	17,273	14,681
Selling	12,818	5,975	36,809	17,320
General and administrative	11,352	5,202	38,619	14,885
Intangible asset amortization	3,857	1,663	11,203	4,962
Total operating expenses	33,324	17,961	103,904	51,848
Operating income	1,793	8,613	3,661	23,555
Non-operating income (expense):
Investment income	201	438	1,109	423
Interest expense	(2,479)	(2,252)	(7,377)	(5,180)
Other income (expense)	(587)	6	(174)	(23)
Total non-operating income (expense)	(2,865)	(1,808)	(6,442)	(4,780)
Income (loss) before income taxes and equity in net loss of affiliate	(1,072)	6,805	(2,781)	18,775
Income tax benefit (provision)	(135)	(2,603)	120	(7,015)
Income (loss) before equity in net loss of affiliate	(1,207)	4,202	(2,661)	11,760
Equity in net loss of affiliate	(320)	(326)	(1,004)	(326)
Net income (loss)	$ (1,527)	$ 3,876	$ (3,665)	$ 11,434
Earnings (loss) per share:
Basic	$ (0.04)	$ 0.11	$ (0.10)	$ 0.32
Diluted	$ (0.04)	$ 0.11	$ (0.10)	$ 0.31
Shares used in computing earnings (loss) per share:
Basic	35,731	36,319	36,196	36,138
Diluted	35,731	36,803	36,196	36,728
Comprehensive income (loss):
Net income (loss)	$ (1,527)	$ 3,876	$ (3,665)	$ 11,434
Other comprehensive loss:
Foreign currency translation adjustments	444	(46)	(180)	(46)
Unrealized loss on equity investment in French licensee, net of tax	(70)		(78)
Total comprehensive income (loss)	$ (1,153)	$ 3,830	$ (3,923)	$ 11,388