CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended				6 Months Ended
	Jul. 31, 2013		Jul. 31, 2012		Jul. 31, 2013		Jul. 31, 2012
Revenues
License	$ 43,185		$ 30,203		$ 79,357		$ 54,589
Maintenance and services	23,688		14,280		44,723		27,085
Total revenues	66,873		44,483		124,080		81,674
Cost of revenues
License	76	[1]	92	[1]	145	[1]	221	[1]
Maintenance and services	7,345	[1]	4,553	[1]	13,957	[1]	8,689	[1]
Total cost of revenues	7,421	[1]	4,645	[1]	14,102	[1]	8,910	[1]
Gross profit	59,452		39,838		109,978		72,764
Operating expenses
Research and development	16,210	[1]	9,391	[1]	30,674	[1]	17,494	[1]
Sales and marketing	44,634	[1]	27,740	[1]	85,947	[1]	51,906	[1]
General and administrative	11,912	[1]	7,247	[1]	22,358	[1]	14,093	[1]
Total operating expenses	72,756	[1]	44,378	[1]	138,979	[1]	83,493	[1]
Operating loss	(13,304)		(4,540)		(29,001)		(10,729)
Interest and other income (expense), net
Interest income (expense), net	58		101		119		82
Other income (expense), net	(82)		0		(176)		2
Change in fair value of preferred stock warrants	0		0		0		(14,087)
Total interest and other income (expense), net	(24)		101		(57)		(14,003)
Loss before income taxes	(13,328)		(4,439)		(29,058)		(24,732)
Provision for income taxes	365		136		769		313
Net loss	$ (13,693)		$ (4,575)		$ (29,827)		$ (25,045)
Net loss per share:
Basic and diluted (in dollars per share)	$ (0.13)		$ (0.05)		$ (0.29)		$ (0.40)
Weighted-average shares outstanding:
Basic and diluted (in shares)	104,100		95,518		103,075		62,466

[1] Amounts include stock-based compensation expense, as follows: Cost of revenues, $865 thousand, $267 thousand, $1,570 thousand and $375 thousand; Research and development, $3,547 thousand, $1,267 thousand, $6,590 thousand and $2,162 thousand; Sales and marketing, $5,156 thousand, $1,505 thousand, $9,478 thousand and $2,363 thousand; General and administrative, $2,389 thousand, $827 thousand, $4,154 thousand and $1,638 thousand for the three and six month ended July 31, 2013 and 2012, respectively.