Consolidated Statements Of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Apr. 30, 2016	Apr. 30, 2015	Apr. 30, 2014
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 374,267	$ 473,663	$ 475,157
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	173,598	159,804	115,604
Provision for bad debt and loan losses	75,395	74,993	80,007
Provision (benefit) for deferred taxes	36,276	(15,502)	20,958
Stock-based compensation	23,540	26,068	20,058
Changes in assets and liabilities, net of acquisitions:
Cash and cash equivalents - restricted	(12,159)	23,252	2,522
Receivables	(70,721)	(68,109)	(30,376)
Prepaid expenses and other current assets	4,321	(8,542)	2,293
Other noncurrent assets	4,197	2,260	(6,024)
Accounts payable and accrued expenses	16,723	681	8,430
Accrued salaries, wages and payroll taxes	17,388	(21,132)	33,362
Deferred revenue and other current liabilities	(77,510)	(34,491)	26,080
Deferred revenue and other noncurrent liabilities	3,055	3,289	(4,905)
Income tax receivables, accrued income taxes and income tax reserves	(12,499)	33,410	83,328
Other, net	(23,477)	(23,036)	(16,913)
Net cash provided by operating activities	532,394	626,608	809,581
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of available-for-sale securities	0	(90,581)	(45,158)
Sales, maturities and payments received on available-for-sale securities	436,471	91,878	107,101
Principal payments on mortgage loans held for investment, net	33,721	23,886	46,664
Capital expenditures	(99,923)	(123,158)	(147,011)
Payments made for business acquisitions, net of cash acquired	(88,776)	(113,252)	(68,428)
Proceeds from notes receivable	0	0	64,865
Franchise loans:
Franchise loans funded	(22,820)	(49,695)	(63,960)
Payments received on franchise loans	55,007	90,636	87,220
Surrender of company-owned life insurance policies			87,220
Other, net	15,835	21,354	29,397
Net cash provided by (used in) investing activities	329,515	(148,932)	10,690
CASH FLOWS FROM FINANCING ACTIVITIES:
Repayments of commercial paper and line of credit borrowings	(1,465,000)	(1,049,136)	(316,000)
Proceeds from issuance of commercial paper and line of credit borrowings	1,465,000	1,049,136	316,000
Repayments of long-term debt	0	(400,000)	0
Proceeds from issuance of long-term debt	996,831	0	0
Customer banking deposits, net	(326,705)	(28,544)	(163,952)
Dividends paid	(201,688)	(219,960)	(218,980)
Repurchase of common stock, including shares surrendered	(2,018,338)	(10,449)	(6,106)
Proceeds from exercise of stock options	25,775	16,522	28,246
Other, net	(18,576)	(3,376)	(4,138)
Net cash used in financing activities	(1,961,729)	(645,807)	(364,930)
Effects of exchange rate changes on cash	(10,569)	(9,986)	(17,618)
Net increase (decrease) in cash and cash equivalents	(1,110,389)	(178,117)	437,723
Cash and cash equivalents at beginning of the year	2,007,190	2,185,307	1,747,584
Cash and cash equivalents at end of the year	896,801	2,007,190	2,185,307
SUPPLEMENTARY CASH FLOW DATA:
Income taxes paid, net of refunds received	165,154	236,624	155,735
Interest paid on borrowings	59,058	44,847	55,221
Transfers of foreclosed loans to other assets	3,863	4,805	7,644
Accrued additions to property and equipment	2,822	14,282	5,257
Conversion of investment in preferred stock to available-for-sale common stock	0	5,000	0
Transfer of mortgage loans held for investment to held for sale	0	0	7,608
Transfer of bank deposits	$ (419,028)	$ 0	$ 0