CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Apr. 30, 2015	Apr. 30, 2014	Apr. 30, 2013
Fee revenue	$ 1,028,152	$ 960,301	$ 812,831
Reimbursed out-of-pocket engagement expenses	37,914	35,258	36,870
Total revenue	1,066,066	995,559	849,701
Compensation and benefits	691,450	646,889	555,346
General and administrative expenses	145,917	152,040	142,771
Reimbursed expenses	37,914	35,258	36,870
Cost of services	39,692	39,910	28,977
Depreciation and amortization	27,597	26,172	19,004
Restructuring charges, net	9,468	3,682	22,857
Total operating expenses	952,038	903,951	805,825
Operating income	114,028	91,608	43,876
Other income, net	7,458	9,769	6,309
Interest expense, net	(1,784)	(2,363)	(2,365)
Income before provision for income taxes and equity in earnings of unconsolidated subsidiaries	119,702	99,014	47,820
Equity in earnings of unconsolidated subsidiaries, net	2,181	2,169	2,110
Income tax provision	33,526	28,492	16,637
Net income	$ 88,357	$ 72,691	$ 33,293
Earnings per common share:
Basic	$ 1.78	$ 1.51	$ 0.71
Diluted	$ 1.76	$ 1.48	$ 0.70
Weighted-average common shares outstanding:
Basic	49,052	48,162	47,224
Diluted	49,766	49,145	47,883