Consolidated Statements Of Operations And Comprehensive Loss - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Oct. 31, 2017	Oct. 31, 2016	Oct. 31, 2017	Oct. 31, 2016
REVENUES:
Service revenues	$ 127,923	$ 118,940	$ 252,618	$ 231,324
Royalty, product and other revenues	12,931	12,392	26,038	25,193
Total revenues	140,854	131,332	278,656	256,517
Cost of revenues:
Compensation and benefits	65,884	57,728	121,476	110,083
Occupancy and equipment	105,304	99,067	203,771	193,492
Provision for bad debt	1,779	(131)	4,238	1,286
Depreciation and amortization	29,729	29,911	58,345	57,378
Other	37,323	39,127	79,904	74,549
Cost of revenues	240,019	225,702	467,734	436,788
Selling, general and administrative:
Marketing and advertising	11,562	12,001	18,666	19,562
Compensation and benefits	62,138	58,293	118,511	115,815
Depreciation and amortization	15,063	15,839	30,045	29,654
Other selling, general and administrative	28,083	27,519	44,873	47,444
Selling, general and administrative	116,846	113,652	212,095	212,475
Total operating expenses	356,865	339,354	679,829	649,263
Other income (expense), net	1,011	2,173	2,231	4,814
Interest expense on borrowings	(21,265)	(22,620)	(42,542)	(44,086)
Loss from continuing operations before income tax benefit	(236,265)	(228,469)	(441,484)	(432,018)
Income tax benefit	(87,953)	(85,054)	(165,354)	(167,577)
Net loss from continuing operations	(148,312)	(143,415)	(276,130)	(264,441)
Net loss from discontinued operations, net of tax benefits of $3,067 and $1,644, $4,672 and $3,201	(5,254)	(2,805)	(8,003)	(5,452)
Net loss	$ (153,566)	$ (146,220)	$ (284,133)	$ (269,893)
BASIC AND DILUTED LOSS PER SHARE:
Continuing operations (in usd per share)	$ (0.71)	$ (0.67)	$ (1.33)	$ (1.21)
Discontinued operations (in usd per share)	(0.03)	(0.01)	(0.03)	(0.03)
Consolidated (in usd per share)	(0.74)	(0.68)	(1.36)	(1.24)
DIVIDENDS PAID PER SHARE (in usd per share)	$ 0.24000	$ 0.22000	$ 0.48	$ 0.44
COMPREHENSIVE LOSS:
Net loss	$ (153,566)	$ (146,220)	$ (284,133)	$ (269,893)
Unrealized gains (losses) on securities, net of taxes
Unrealized holding gains (losses) arising during the period, net of tax benefits of $ - , $ - , $ - and $6	(1)	0	1	(11)
Change in foreign currency translation adjustments	(1,384)	(2,318)	1,076	(5,878)
Other comprehensive income (loss)	(1,385)	(2,318)	1,077	(5,889)
Comprehensive loss	$ (154,951)	$ (148,538)	$ (283,056)	$ (275,782)