Consolidated Statements Of Income And Comprehensive Income - USD ($) $ in Thousands	12 Months Ended
	Apr. 30, 2017	Apr. 30, 2016	Apr. 30, 2015
REVENUES:
Service revenues	$ 2,648,349	$ 2,653,936	$ 2,651,057
Royalty, product and other revenues	387,965	384,217	427,601
Total revenues	3,036,314	3,038,153	3,078,658
OPERATING EXPENSES:
Compensation and benefits	808,240	845,197	852,480
Occupancy and equipment	415,058	405,123	378,624
Provision for bad debt	52,776	75,395	74,993
Depreciation and amortization	119,789	115,907	111,861
Other	248,514	243,930	212,532
Cost of revenues	1,644,377	1,685,552	1,630,490
Impairment of goodwill	0	0
Marketing and advertising	261,281	297,762	273,682
Compensation and benefits	239,381	228,778	238,527
Depreciation and amortization	62,379	57,691	47,943
Selling, general and administrative	675,953	719,409	653,502
Other selling, general and administrative	112,912	135,178	93,350
Total operating expenses	2,320,330	2,404,961	2,283,992
Other income (expense), net	6,254	5,249	(6,615)
Interest expense on borrowings	(92,951)	(68,962)	(45,246)
Income from continuing operations before income taxes	629,287	569,479	742,805
Income taxes	208,370	185,926	256,061
Net income (loss) from continuing operations	420,917	383,553	486,744
Net Income (Loss) Available to Common Stockholders, Basic	419,912	382,835	485,970
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent	420,917	383,553	486,744
Net loss from discontinued operations, net of tax benefits of $6,986, $5,414 and $8,125	(11,972)	(9,286)	(13,081)
NET INCOME	$ 408,945	$ 374,267	$ 473,663
BASIC EARNINGS (LOSS) PER SHARE:
Continuing operations (in usd per share)	$ 1.97	$ 1.54	$ 1.77
Discontinued operations (in usd per share)	(0.05)	(0.04)	(0.05)
Consolidated (in usd per share)	1.92	1.50	1.72
DILUTED EARNINGS (LOSS) PER SHARE:
Continuing operations (in usd per share)	1.96	1.53	1.75
Discontinued operations (in usd per share)	(0.05)	(0.04)	(0.04)
Consolidated (in usd per share)	$ 1.91	$ 1.49	$ 1.71
COMPREHENSIVE INCOME:
Net income	$ 408,945	$ 374,267	$ 473,663
Unrealized gains (losses) on securities, net of taxes:
Unrealized holding gains (losses) arising during the year, net of taxes of ($9), ($2,270) and $4,301	(16)	(3,530)	6,645
Reclassification adjustment for losses (gains) included in income, net of taxes of $ - , ($3,214) and $27	0	(4,982)	41
Unrealized translation gain	(4,050)	(4,461)	(10,123)
Other comprehensive loss	(4,066)	(12,973)	(3,437)
Comprehensive income	$ 404,879	$ 361,294	$ 470,226