Condensed Consolidated Statements of Cash Flows (USD $) In Millions, unless otherwise specified	3 Months Ended
	Oct. 31, 2013	Oct. 31, 2012
Cash flows from operating activities:
Net income (loss)	$ (11)	$ (19)
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	39	40
Amortization of acquired intangible assets	11	14
Share-based compensation expense	47	49
Pre-tax gain on sale of discontinued operations	(40)	(53)
Deferred income taxes	77	53
Tax benefit from share-based compensation plans	33	44
Excess tax benefit from share-based compensation plans	(33)	(44)
Other	5	4
Total adjustments	139	107
Changes in operating assets and liabilities:
Accounts receivable	(11)	(1)
Income taxes receivable	(143)	(112)
Prepaid expenses, income taxes receivable and other assets	(44)	(16)
Accounts payable	32	12
Accrued compensation and related liabilities	(103)	(96)
Deferred revenue	(29)	(16)
Income taxes payable	(1)	0
Other liabilities	(19)	(4)
Total changes in operating assets and liabilities	(318)	(233)
Net cash provided by operating activities	(190)	(145)
Cash flows from investing activities:
Purchases of available-for-sale debt securities	(163)	(87)
Sales of available-for-sale debt securities	71	81
Maturities of available-for-sale debt securities	79	21
Net change in money market funds and other cash equivalents held to satisfy customer fund obligations	7	81
Net change in customer fund deposits	(7)	(81)
Purchases of property and equipment	(47)	(70)
Acquisitions of businesses, net of cash acquired	(9)	(3)
Proceeds from divestiture of businesses	1,025	60
Other	(7)	(2)
Net cash used in investing activities	949	0
Cash flows from financing activities:
Net proceeds from issuance of treasury stock under employee stock plans	72	73
Purchases of treasury stock	(1,400)	(100)
Cash dividends paid to stockholders	(55)	(50)
Excess tax benefit from share-based compensation plans	33	44
Net cash used in financing activities	(1,350)	(33)
Effect of exchange rates on cash and cash equivalents	(1)	1
Net increase (decrease) in cash and cash equivalents	(592)	(177)
Cash and cash equivalents at beginning of period	1,009	393
Cash and cash equivalents at end of period	$ 417	$ 216