CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	May 31, 2017	Feb. 28, 2017
Current assets:
Cash and cash equivalents	$ 108,690	$ 93,706
Short-term marketable securities	546	6,722
Accounts receivable, less allowance for doubtful accounts of $701 and $962 at May 31, 2017 and February 28, 2017, respectively	65,501	67,403
Inventories	32,803	29,279
Prepaid expenses and other current assets	9,391	9,595
Total current assets	216,931	206,705
Property, equipment and improvements, net of accumulated depreciation and amortization	21,198	21,162
Deferred income tax assets	40,637	27,504
Goodwill	72,980	72,980
Other intangible assets, net	63,434	67,223
Other assets	11,954	12,565
Total assets	427,134	408,139
Current liabilities:
Accounts payable	33,586	30,266
Accrued payroll and employee benefits	5,710	7,955
Deferred revenue	15,928	14,662
Other current liabilities	29,537	24,958
Total current liabilities	84,761	77,841
1.625% convertible senior unsecured notes	148,643	146,827
Other non-current liabilities	19,582	20,229
Total liabilities	252,986	244,897
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; 35379 and 35,330 shares issued and outstanding at May 31, 2017 and February 28, 2017, respectively	354	353
Additional paid-in capital	212,943	211,187
Accumulated deficit	(38,730)	(47,757)
Accumulated other comprehensive loss	(419)	(541)
Total stockholders' equity	174,148	163,242
Total Liabilities and Stockholders' Equity	$ 427,134	$ 408,139