Consolidated Statements Of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Jul. 31, 2016	Jul. 31, 2015
Statement of Cash Flows [Abstract]
NET CASH USED IN OPERATING ACTIVITIES	$ (475,675)	$ (378,246)
CASH FLOWS FROM INVESTING ACTIVITIES:
Maturities of and payments received on available-for-sale securities	58	32,103
Principal payments on mortgage loans held for investment, net	8,427	8,537
Purchases of property and equipment	(6,246)	(8,689)
Payments made for business acquisitions, net of cash acquired	(1,635)	(12,271)
Franchise loans:
Loans funded	(2,219)	(2,582)
Payments received	6,473	11,434
Other, net	220	3,562
Net cash provided by (used in) investing activities	5,078	32,094
CASH FLOWS FROM FINANCING ACTIVITIES:
Customer banking deposits, net	0	(268,532)
Dividends paid	(48,514)	(55,063)
Repurchase of common stock, including shares surrendered	(45,312)	(17,756)
Proceeds from exercise of stock options	1,639	13,015
Other, net	(24,779)	(22,413)
Net cash used in financing activities	(116,966)	(350,749)
Effects of exchange rates on cash	(2,367)	(10,907)
Net decrease in cash and cash equivalents	(589,930)	(707,808)
Cash and cash equivalents at beginning of the period	896,801	2,007,190
Cash and cash equivalents at end of the period	306,871	1,299,382
SUPPLEMENTARY CASH FLOW DATA:
Income taxes paid, net of refunds received	61,289	75,358
Interest paid on borrowings	15,519	15,381
Accrued additions to property and equipment	10,147	5,977
Accrued Purchase Of Common Stock	$ 8,895	$ 0