CONSOLIDATED INCOME STATEMENTS (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Aug. 31, 2012	Aug. 31, 2011	Aug. 31, 2012	Aug. 31, 2011
Revenues	$ 43,987	$ 33,801	$ 87,848	$ 68,355
Cost of revenues	29,852	21,976	60,037	47,098
Gross profit	14,135	11,825	27,811	21,257
Operating expenses:
Research and development	3,657	2,679	6,829	5,783
Selling	3,173	2,852	5,981	5,444
General and administrative	3,052	3,030	6,150	5,529
Intangible asset amortization	475	310	792	662
Total operating expenses	10,357	8,871	19,752	17,418
Operating income	3,778	2,954	8,059	3,839
Non-operating expense:
Interest expense, net	(123)	(771)	(187)	(1,145)
Foreign currency translation account write-off	0	(801)	0	(801)
Other expense, net	21	(20)	(5)	(2)
Total non-operating expense	(102)	(1,592)	(192)	(1,948)
Income before income taxes	3,676	1,362	7,867	1,891
Income tax provision	(17)	(6)	(26)	(15)
Net income	$ 3,659	$ 1,356	$ 7,841	$ 1,876
Earnings per share:
Basic (in dollars per share)	$ 0.13	$ 0.05	$ 0.28	$ 0.07
Diluted (in dollars per share)	$ 0.12	$ 0.05	$ 0.27	$ 0.07
Shares used in computing earnings per share:
Basic (in shares)	28,476	27,524	28,201	27,441
Diluted (in shares)	29,692	28,310	29,478	28,268