Condensed Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands		3 Months Ended		9 Months Ended
		Oct. 31, 2015	Oct. 31, 2014	Oct. 31, 2015	Oct. 31, 2014
Revenues:
Subscription and support		$ 1,596,333	$ 1,288,513	$ 4,522,939	$ 3,668,406
Professional services and other		115,634	95,142	334,879	260,572
Total revenues		1,711,967	1,383,655	4,857,818	3,928,978
Cost of revenues:
Subscription and support	[1],[2]	303,045	238,746	870,023	666,611
Professional services and other	[1],[2]	120,638	94,465	340,846	266,736
Total cost of revenues	[1],[2]	423,683	333,211	1,210,869	933,347
Gross profit	[1],[2]	1,288,284	1,050,444	3,646,949	2,995,631
Operating expenses:
Research and development	[1],[2]	239,212	195,460	695,440	586,927
Marketing and sales	[1],[2]	818,820	709,643	2,349,449	2,020,956
General and administrative	[1],[2]	186,818	167,383	544,314	498,565
Operating lease termination resulting from purchase of 50 Fremont, net	[1],[2]	0	0	(36,617)	0
Total operating expenses	[1],[2]	1,244,850	1,072,486	3,552,586	3,106,448
Income (loss) from operations		43,434	(22,042)	94,363	(110,817)
Investment income		3,507	2,622	11,351	7,055
Interest expense		(18,249)	(17,682)	(53,020)	(56,355)
Gain on sales of land and building improvements		21,792	15,625	21,792	15,625
Other income (expense)	[1],[3]	(7,093)	(372)	(6,064)	(15,095)
Income (loss) before provisions for income taxes		43,391	(21,849)	68,422	(159,587)
Provisions for income taxes		(68,548)	(17,075)	(90,339)	(37,336)
Net loss		$ (25,157)	$ (38,924)	$ (21,917)	$ (196,923)
Basic net income (loss) per share (in dollars per share)		$ (0.04)	$ (0.06)	$ (0.03)	$ (0.32)
Diluted net income (loss) per share (in dollars per share)		$ (0.04)	$ (0.06)	$ (0.03)	$ (0.32)
Shares used in computing basic net income (loss) per share (in shares)		664,131	629,548	659,160	619,748
Shares used in computing diluted net income (loss) per share (in shares)		664,131	629,548	659,160	619,748

[1] Amounts include amortization of purchased intangibles from business combinations, as follows: Three Months Ended October 31, Nine Months Ended October 31, 2015 2014 2015 2014Cost of revenues$20,296 $20,351 $60,825 $70,294Marketing and sales18,966 15,095 57,995 44,708Other non-operating expense761 0 2,877 0

[2] Amounts include stock-based expense, as follows: Three Months Ended October 31, Nine Months Ended October 31, 2015 2014 2015 2014Cost of revenues$17,516 $14,118 $49,237 $38,905Research and development31,534 26,868 96,508 87,264Marketing and sales69,561 72,892 211,819 210,510General and administrative25,706 25,582 77,092 76,284

[3] Amount includes approximately $10.2 million loss on conversions of our convertible 0.75% senior notes due January 2015 recognized during the nine months ended October 31, 2014.