CONSOLIDATED BALANCE SHEETS (USD $) In Thousands, unless otherwise specified	Feb. 28, 2014	Feb. 28, 2013
Current assets:
Cash and cash equivalents	$ 19,233	$ 63,101
Short-term marketable securities	8,500
Accounts receivable, less allowance for doubtful accounts of $761 and $461 at February 28, 2014 and 2013, respectively	36,904	19,111
Inventories	14,968	13,516
Deferred income tax assets	7,619	6,400
Prepaid expenses and other current assets	5,017	4,641
Total current assets	92,241	106,769
Long-term marketable securities	518
Property, equipment and improvements, net of accumulated depreciation and amortization	4,771	2,778
Deferred income tax assets, less current portion	35,131	34,616
Goodwill	15,422	1,112
Other intangible assets, net	29,131	4,603
Other assets	2,051	893
Total assets	179,265	150,771
Current liabilities:
Current portion of long-term debt	1,156	2,261
Accounts payable	20,508	11,871
Accrued payroll and employee benefits	6,594	5,298
Deferred revenue	8,251	6,410
Other current liabilities	5,609	3,109
Total current liabilities	42,118	28,949
Long-term debt	702	2,434
Other non-current liabilities	3,298	1,839
Commitments and contingencies
Stockholders' equity:
Preferred stock, $.01 par value; 3,000 shares authorized; no shares issued or outstanding
Common stock, $.01 par value; 80,000 shares authorized; 35,859 and 35,041 shares issued and outstanding at February 28, 2014 and 2013, respectively	359	350
Additional paid-in capital	206,154	202,368
Accumulated deficit	(73,301)	(85,104)
Accumulated other comprehensive loss	(65)	(65)
Total stockholders' equity	133,147	117,549
Total Liabilities and Stockholders' Equity	$ 179,265	$ 150,771