Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Oct. 31, 2017	Oct. 31, 2016
Net revenue:
Product	$ 319	$ 297
Service and other	567	481
Total net revenue	886	778
Cost of revenue:
Cost of product revenue	24	29
Cost of service and other revenue	170	151
Amortization of acquired technology	2	3
Selling and marketing	308	283
Research and development	293	246
General and administrative	145	126
Amortization of other acquired intangible assets	1	1
Total costs and expenses	943	839
Operating loss	(57)	(61)
Interest expense	(5)	(9)
Interest and other income (expense), net	3	(2)
Loss before income taxes	(59)	(72)
Income tax benefit	(42)	(42)
Net loss	$ (17)	$ (30)
Earnings Per Share, Basic
Basic net loss per share (in dollars per share)	$ (0.07)	$ (0.12)
Shares used in basic per share calculations (in shares)	256	258
Earnings Per Share, Diluted
Diluted net loss per share (in dollars per share)	$ (0.07)	$ (0.12)
Shares used in diluted per share calculations (in shares)	256	258
Dividends
Cash dividends declared per common share (in dollars per share)	$ 0.39	$ 0.34