Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions	6 Months Ended
	Jan. 31, 2019	Jan. 31, 2018
Cash flows from operating activities:
Net income	$ 223	$ 181
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	99	117
Amortization of acquired intangible assets	13	10
Share-based compensation expense	205	191
Deferred income taxes	(21)	(25)
Other	6	7
Total adjustments	302	300
Changes in operating assets and liabilities:
Accounts receivable	(456)	(428)
Income taxes receivable	(1)	31
Prepaid expenses and other assets	(54)	(65)
Accounts payable	210	176
Accrued compensation and related liabilities	(146)	(89)
Deferred revenue	58	5
Other liabilities	62	63
Total changes in operating assets and liabilities	(327)	(307)
Net cash provided by operating activities	198	174
Cash flows from investing activities:
Purchases of corporate and customer fund investments	(153)	(137)
Sales of corporate and customer fund investments	42	68
Maturities of corporate and customer fund investments	106	66
Net change in customer fund deposits	67	50
Purchases of property and equipment	(80)	(77)
Acquisitions of businesses, net of cash acquired	0	(362)
Originations of term loans to small businesses	(152)	(40)
Principal repayments of term loans from small businesses	116	18
Other	13	(22)
Net cash used in investing activities	(41)	(436)
Cash flows from financing activities:
Proceeds from borrowings under revolving credit facility	0	800
Repayments on borrowings under revolving credit facility	0	(160)
Repayment of debt	(25)	(25)
Proceeds from issuance of stock under employee stock plans	154	150
Payments for employee taxes withheld upon vesting of restricted stock units	(76)	(49)
Cash paid for purchases of treasury stock	(274)	(253)
Dividends and dividend rights paid	(251)	(205)
Other	(5)	0
Net cash provided by (used in) financing activities	(477)	258
Effect of exchange rates on cash, cash equivalents, restricted cash, and restricted cash equivalents	(2)	3
Net decrease in cash, cash equivalents, restricted cash, and restricted cash equivalents	(322)	(1)
Cash, cash equivalents, restricted cash, and restricted cash equivalents at beginning of period	1,631	701
Cash, cash equivalents, restricted cash, and restricted cash equivalents at end of period	$ 1,309	$ 700