Consolidated Balance Sheets - USD ($) $ in Thousands	May. 31, 2015	Feb. 28, 2015	[1]
Current assets:
Cash and cash equivalents	$ 990,922	$ 1,047,473
Investments in debt securities, short-term	192,818	215,254
Accounts receivable, net of allowances for doubtful accounts of $2,219 and $2,247, respectively	284,582	468,021
Deferred tax assets, net	81,782	86,796
Prepaid expenses	149,163	150,715
Other current assets	1,647	1,980
Total current assets	1,700,914	1,970,239
Property and equipment, net of accumulated depreciation and amortization of $179,878 and $190,114, respectively	168,391	172,151
Goodwill	924,735	927,060
Identifiable intangibles, net	130,722	134,276
Investments in debt securities, long-term	784,734	546,016
Other assets, net	50,784	53,243
Total assets	3,760,280	3,802,985
Current liabilities:
Accounts payable and accrued expenses	176,965	237,733
Deferred revenue	1,066,254	1,095,115
Other current obligations	1,767	1,844
Total current liabilities	1,244,986	1,334,692
Long-term deferred revenue	369,865	387,213
Convertible notes	720,001	715,402
Other long-term obligations	$ 76,005	$ 77,340
Commitments and contingencies (NOTES 12 and 13)
Stockholders' equity:
Preferred stock, 5,000,000 shares authorized, none outstanding
Common stock, $0.0001 per share par value, 300,000,000 shares authorized, 233,708,242 and 233,061,964 shares issued, and 183,474,195 and 183,551,078 shares outstanding at May 31, 2015 and February 28, 2015, respectively	$ 23	$ 23
Additional paid-in capital	2,058,046	1,963,851
Retained earnings	948,459	900,373
Treasury stock at cost, 50,234,047 and 49,510,886 shares at May 31, 2015 and February 28, 2015, respectively	(1,590,501)	(1,515,288)
Accumulated other comprehensive loss	(66,604)	(60,621)
Total stockholders' equity	1,349,423	1,288,338
Total liabilities and stockholders' equity	$ 3,760,280	$ 3,802,985

[1] Derived from audited financial statements.