Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	9 Months Ended
	Apr. 30, 2016	Apr. 30, 2015
Cash flows from operating activities:
Net income	$ 1,019	$ 351
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	145	115
Amortization of acquired intangible assets	30	55
Goodwill impairment charge	0	263
Share-based compensation expense	200	184
Pre-tax gain on sale of discontinued operations	(354)	0
Deferred income taxes	40	(3)
Tax benefit from share-based compensation plans	30	51
Excess tax benefit from share-based compensation plans	(30)	(51)
Other	11	(3)
Total adjustments	72	611
Changes in operating assets and liabilities:
Accounts receivable	(125)	(76)
Income taxes receivable	79	27
Prepaid expenses and other assets	(15)	18
Accounts payable	77	125
Accrued compensation and related liabilities	(69)	(29)
Deferred revenue	213	407
Income taxes payable	435	224
Other liabilities	25	64
Total changes in operating assets and liabilities	620	760
Net cash provided by operating activities	1,711	1,722
Cash flows from investing activities:
Purchases of available-for-sale debt securities	(589)	(785)
Sales of available-for-sale debt securities	990	534
Maturities of available-for-sale debt securities	160	406
Net change in money market funds and other cash equivalents held to satisfy customer fund obligations	(35)	(41)
Net change in customer fund deposits	35	41
Purchases of property and equipment	(449)	(183)
Acquisitions of businesses, net of cash acquired	0	(95)
Proceeds from divestiture of businesses	463	0
Other	3	28
Net cash provided by (used in) investing activities	578	(95)
Cash flows from financing activities:
Proceeds from borrowings under revolving credit facilities	995	0
Repayments on borrowings under revolving credit facilities	(995)	0
Proceeds from long-term debt	500	0
Net proceeds from issuance of stock under employee stock plans	89	129
Cash paid for purchases of treasury stock	(2,190)	(1,234)
Dividends and dividend rights paid	(238)	(212)
Excess tax benefit from share-based compensation plans	30	51
Other	(5)	0
Net cash used in financing activities	(1,814)	(1,266)
Effect of exchange rates on cash and cash equivalents	6	(17)
Net increase in cash and cash equivalents	481	344
Cash and cash equivalents at beginning of period	808	849
Cash and cash equivalents at end of period	$ 1,289	$ 1,193