CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Aug. 31, 2016	Feb. 29, 2016
Current assets:
Cash and cash equivalents	$ 94,705	$ 139,388
Short-term marketable securities	22,299	88,718
Accounts receivable, less allowance for doubtful accounts of $691 and $622 at August 31, 2016 and February 29, 2016, respectively	68,766	49,432
Inventories	27,999	16,731
Prepaid expenses and other current assets	7,314	4,498
Total current assets	221,083	298,767
Property, equipment and improvements, net of accumulated depreciation and amortization	21,599	11,225
Deferred income tax assets	28,604	30,213
Goodwill	63,180	16,508
Other intangible assets, net	74,916	17,010
Other assets	10,777	10,640
Total assets	420,159	384,363
Current liabilities:
Accounts payable	36,604	24,938
Accrued payroll and employee benefits	10,800	6,814
Deferred revenue	16,855	9,438
Other current liabilities	17,945	8,375
Total current liabilities	82,204	49,565
1.625% convertible senior unsecured notes	143,260	139,800
Other non-current liabilities	13,500	5,551
Total liabilities	238,964	194,916
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; 36,419 and 36,667 shares issued and outstanding at August 31, 2016 and February 29, 2016, respectively	364	367
Additional paid-in capital	223,680	229,159
Accumulated deficit	(41,991)	(39,853)
Accumulated other comprehensive loss	(858)	(226)
Total stockholders' equity	181,195	189,447
Total Liabilities and Stockholders' Equity	$ 420,159	$ 384,363