CONSOLIDATED INCOME STATEMENTS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Aug. 31, 2015	Aug. 31, 2014	Aug. 31, 2015	Aug. 31, 2014
Revenues:
Products	$ 58,498	$ 49,015	$ 113,295	$ 98,458
Application subscriptions and other services	11,310	10,195	21,942	19,733
Total revenues	69,808	59,210	135,237	118,191
Cost of revenues:
Products	39,223	33,864	76,560	68,589
Application subscriptions and other services	5,282	4,850	9,848	8,887
Total cost of revenues	44,505	38,714	86,408	77,476
Gross profit	25,303	20,496	48,829	40,715
Operating expenses:
Research and development	4,995	5,016	9,560	10,134
Selling	5,847	4,921	11,345	10,098
General and administrative	4,908	3,892	9,683	7,529
Intangible asset amortization	1,655	1,634	3,299	3,317
Total operating expenses	17,405	15,463	33,887	31,078
Operating income	7,898	5,033	14,942	9,637
Non-operating income (expense):
Interest expense	(2,280)	(54)	(2,928)	(187)
Investment income (loss)	(43)	59	(15)	91
Other income (expense)	(18)	(9)	(29)	5
Total non-operating expense, net	(2,341)	(4)	(2,972)	(91)
Income before income taxes	5,557	5,029	11,970	9,546
Income tax provision	(2,058)	(1,751)	(4,412)	(3,575)
Net income	$ 3,499	$ 3,278	$ 7,558	$ 5,971
Earnings per share:
Basic	$ 0.10	$ 0.09	$ 0.21	$ 0.17
Diluted	$ 0.10	$ 0.09	$ 0.21	$ 0.16
Shares used in computing earnings per share:
Basic	36,135	35,732	36,049	35,652
Diluted	36,716	36,472	36,691	36,498