Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jan. 31, 2021	Jan. 31, 2020
Cash flows from operating activities:
Net income	$ 218,000	$ 297,000
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	77,000	98,000
Amortization of acquired intangible assets	60,000	16,000
Non-cash operating lease cost	28,000	32,000
Share-based compensation expense	291,000	218,000
Deferred income taxes	11,000	(30,000)
Other	(48,000)	4,000
Total adjustments	419,000	338,000
Originations of loans held for sale	(41,000)	0
Sale and principal payments of loans held for sale	143,000	0
Changes in operating assets and liabilities:
Accounts receivable	(178,000)	(516,000)
Income taxes receivable	(82,000)	13,000
Prepaid expenses and other assets	(63,000)	(82,000)
Accounts payable	87,000	175,000
Accrued compensation and related liabilities	(269,000)	(121,000)
Deferred revenue	90,000	51,000
Operating lease liabilities	(27,000)	(28,000)
Other liabilities	27,000	63,000
Total changes in operating assets and liabilities	(415,000)	(445,000)
Net cash provided by operating activities	324,000	190,000
Cash flows from investing activities:
Purchases of corporate and customer fund investments	(535,000)	(357,000)
Sales of corporate and customer fund investments	89,000	73,000
Maturities of corporate and customer fund investments	265,000	287,000
Purchases of property and equipment	(71,000)	(68,000)
Acquisitions of businesses, net of cash acquired	(3,045,000)	0
Originations of term loans to small businesses	(70,000)	(166,000)
Principal repayments of term loans from small businesses	53,000	155,000
Other	48,000	(20,000)
Net cash used in investing activities	(3,266,000)	(96,000)
Cash flows from financing activities:
Repayments on borrowings under unsecured revolving credit facility	(1,000,000)	0
Repayment of debt	(13,000)	(25,000)
Proceeds from issuance of stock under employee stock plans	108,000	121,000
Payments for employee taxes withheld upon vesting of restricted stock units	(168,000)	(104,000)
Cash paid for purchases of treasury stock	(164,000)	(278,000)
Dividends and dividend rights paid	(321,000)	(280,000)
Net change in customer fund deposits	(29,000)	25,000
Other	0	(1,000)
Net cash used in financing activities	(1,587,000)	(542,000)
Effect of exchange rates on cash, cash equivalents, restricted cash, and restricted cash equivalents	10,000	(2,000)
Net decrease in cash, cash equivalents, restricted cash, and restricted cash equivalents	(4,519,000)	(450,000)
Cash, cash equivalents, restricted cash, and restricted cash equivalents at beginning of period	6,697,000	2,352,000
Cash, cash equivalents, restricted cash, and restricted cash equivalents at end of period	2,178,000	1,902,000
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents [Abstract]
Total cash, cash equivalents, restricted cash, and restricted cash equivalents at end of period	2,178,000	1,902,000
Supplemental schedule of non-cash investing activities:
Issuance of stock in business combination	$ 3,798,000	$ 0