Condensed Consolidated Statements of Operations (Unaudited) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jan. 31, 2014	Jan. 31, 2013	Jan. 31, 2014	Jan. 31, 2013
Net revenue:
Product	$ 287	$ 402	$ 516	$ 629
Service and other	495	482	888	817
Total net revenue	782	884	1,404	1,446
Cost of revenue:
Cost of product revenue	45	40	74	72
Cost of service and other revenue	125	121	233	224
Amortization of acquired technology	6	5	12	9
Selling and marketing	352	351	610	578
Research and development	186	169	362	337
General and administrative	109	107	227	201
Amortization of other acquired intangible assets	5	7	9	14
Total costs and expenses	828	800	1,527	1,435
Operating income (loss) from continuing operations	(46)	84	(123)	11
Interest expense	(8)	(7)	(16)	(15)
Interest and other income, net	0	1	5	3
Income (loss) before income taxes	(54)	78	(134)	(1)
Income tax provision (benefit)	(17)	13	(40)	(12)
Net income (loss) from continuing operations	(37)	65	(94)	11
Net income from discontinued operations	0	6	46	41
Net income (loss)	$ (37)	$ 71	$ (48)	$ 52
Basic Net Income (Loss) Per Share
Basic net income (loss) per share from continuing operations	$ (0.13)	$ 0.22	$ (0.33)	$ 0.04
Basic net income per share from discontinued operations	$ 0.00	$ 0.02	$ 0.16	$ 0.14
Basic net income (loss) per share	$ (0.13)	$ 0.24	$ (0.17)	$ 0.18
Shares used in basic per share calculations	284	296	286	296
Diluted Net Income (Loss) Per Share
Diluted net income (loss) per share from continuing operations	$ (0.13)	$ 0.21	$ (0.33)	$ 0.04
Diluted net income per share from discontinued operations	$ 0.00	$ 0.02	$ 0.16	$ 0.13
Diluted net income (loss) per share	$ (0.13)	$ 0.23	$ (0.17)	$ 0.17
Shares used in diluted per share calculations	284	303	286	302
Dividends declared per common share	$ 0.19	$ 0.17	$ 0.38	$ 0.34