Consolidated Statements Of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Apr. 30, 2019	Apr. 30, 2018	Apr. 30, 2017
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 422,509	$ 613,149	$ 408,945
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	166,695	183,295	182,168
Provision for bad debt	70,569	74,489	52,776
Deferred taxes	1,129	112,140	46,455
Stock-based compensation	23,767	21,954	19,285
Changes in assets and liabilities, net of acquisitions:
Receivables	(73,648)	(63,935)	(80,210)
Prepaid expenses, other current and noncurrent assets	(4,503)	(6,453)	(8,569)
Accounts payable, accrued expenses, salaries, wages and payroll taxes	54,827	(10,532)	(7,683)
Deferred revenue, other current and noncurrent liabilities	(13,758)	9,127	(55,684)
Income tax receivables, accrued income taxes and income tax reserves	(36,824)	(75,491)	129
Other, net	(4,225)	(7,740)	(5,415)
Net cash provided by operating activities	606,538	850,003	552,197
CASH FLOWS FROM INVESTING ACTIVITIES:
Principal payments and sales of mortgage loans and real estate owned, net	0	0	207,174
Capital expenditures	(95,490)	(98,583)	(89,255)
Payments made for business acquisitions, net of cash acquired	(43,637)	(42,539)	(54,816)
Franchise loans funded	(19,922)	(22,320)	(34,473)
Payments from franchisees	32,671	39,968	61,437
Other, net	(28,753)	11,417	9,252
Net cash provided by (used in) investing activities	(155,131)	(112,057)	99,319
CASH FLOWS FROM FINANCING ACTIVITIES:
Repayments of line of credit borrowings	(720,000)	(830,000)	(1,700,000)
Proceeds from line of credit borrowings	720,000	830,000	1,700,000
Dividends paid	(205,461)	(200,469)	(187,115)
Repurchase of common stock, including shares surrendered	(189,912)	(9,147)	(322,850)
Proceeds from exercise of stock options	2,532	28,340	2,371
Other, net	(10,854)	(9,388)	(22,830)
Net cash used in financing activities	(403,695)	(190,664)	(530,424)
Effects of exchange rate changes on cash	(3,663)	(1,143)	(4,464)
Net increase in cash and cash equivalents, including restricted balances	44,049	546,139	116,628
Cash, cash equivalents and restricted cash, beginning of the year	1,663,678	1,117,539	1,000,911
Cash, cash equivalents and restricted cash, end of the year	1,707,727	1,663,678	1,117,539
SUPPLEMENTARY CASH FLOW DATA:
Income taxes paid, net of refunds received	132,982	8,276	163,539
Interest paid on borrowings	82,442	84,320	87,185
Accrued additions to property and equipment	$ 6,159	$ 3,010	$ 2,433