CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended				9 Months Ended
	Oct. 31, 2013		Oct. 31, 2012		Oct. 31, 2013		Oct. 31, 2012
Revenues
License	$ 50,873		$ 34,557		$ 130,230		$ 89,146
Maintenance and services	27,760		17,488		72,483		44,573
Total revenues	78,633		52,045		202,713		133,719
Cost of revenues
License	84	[1]	62	[1]	229	[1]	283	[1]
Maintenance and services	10,441	[1]	5,817	[1]	24,398	[1]	14,506	[1]
Total cost of revenues	10,525	[1]	5,879	[1]	24,627	[1]	14,789	[1]
Gross profit	68,108		46,166		178,086		118,930
Operating expenses
Research and development	18,961	[1]	11,074	[1]	49,635	[1]	28,568	[1]
Sales and marketing	53,052	[1]	32,847	[1]	138,999	[1]	84,753	[1]
General and administrative	12,917	[1]	7,625	[1]	35,275	[1]	21,718	[1]
Total operating expenses	84,930	[1]	51,546	[1]	223,909	[1]	135,039	[1]
Operating loss	(16,822)		(5,380)		(45,823)		(16,109)
Interest and other income (expense), net
Interest income (expense), net	55		31		174		115
Other income (expense), net	(283)		0		(459)		0
Change in fair value of preferred stock warrants	0		0		0		(14,087)
Total interest and other income (expense), net	(228)		31		(285)		(13,972)
Loss before income taxes	(17,050)		(5,349)		(46,108)		(30,081)
Provision for income taxes	(500)		125		269		438
Net loss	$ (16,550)		$ (5,474)		$ (46,377)		$ (30,519)
Net loss per share:
Basic and diluted (in dollars per share)	$ (0.16)		$ (0.06)		$ (0.45)		$ (0.41)
Weighted-average shares outstanding:
Basic and diluted (in shares)	106,008		96,671		104,063		73,951

[1] Amounts include stock-based compensation expense, as follows: Cost of revenues, $1,165 thousand, $322 thousand, $2,735 thousand and $697 thousand; Research and development, $4,405 thousand, $1,560 thousand, $10,995 thousand and $3,722 thousand; Sales and marketing, $5,947 thousand, $2,093 thousand, $15,425 thousand and $4,456 thousand; General and administrative, $2,815 thousand, $710 thousand, $6,969 thousand and $2,348 thousand for the three and nine months ended October 31, 2013 and 2012, respectively.