Condensed Consolidated Statements of Operations (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Apr. 30, 2013	Apr. 30, 2012	Apr. 30, 2013	Apr. 30, 2012
Revenues :
License	$ 22,918	$ 21,662	$ 74,482	$ 68,206
Maintenance	9,110	7,769	27,690	21,680
Services	36,222	27,564	101,567	74,586
Total revenues	68,250	56,995	203,739	164,472
Cost of revenues:
License	139	150	436	683
Maintenance	2,079	1,310	5,430	3,773
Services	33,774	22,513	89,071	59,748
Total cost of revenues	35,992	23,973	94,937	64,204
Gross profit :
License	22,779	21,512	74,046	67,523
Maintenance	7,031	6,459	22,260	17,907
Services	2,448	5,051	12,496	14,838
Total gross profit	32,258	33,022	108,802	100,268
Operating expenses:
Research and development	16,854	12,986	47,503	36,107
Sales and marketing	11,915	8,409	36,680	24,968
General and administrative	7,851	6,785	23,962	20,862
Total operating expenses	36,620	28,180	108,145	81,937
Income (loss) from operations	(4,362)	4,842	657	18,331
Interest income, net	137	107	359	220
Other income (expense), net	(268)	164	(104)	(471)
Income before provision for (benefit from) income taxes	(4,493)	5,113	912	18,080
Provision for (benefit from) income taxes	(1,823)	1,964	(2,366)	6,428
Net income	$ (2,670)	$ 3,149	$ 3,278	$ 11,652
Net income per share:
Basic	$ (0.05)	$ 0.06	$ 0.06	$ 0.23
Diluted	$ (0.05)	$ 0.05	$ 0.05	$ 0.19
Shares used in computing net income per share:
Basic	57,017,856	52,519,909	55,887,786	28,351,997
Diluted	57,017,856	60,127,430	61,732,623	34,928,429