SEGMENT INFORMATION (Tabulation of Business Segment Information Based on Current Segmentation) (Detail) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Revenue, Major Customer [Line Items]
Total Consolidated Revenue	$ 473,189	$ 489,830	$ 484,880	$ 462,044	$ 485,073	$ 496,116	$ 491,269	$ 450,913	$ 1,909,943	$ 1,923,371	$ 1,964,375
Total Consolidated Operating Income	33,847	$ 49,450	$ 48,970	$ 24,643	42,898	$ 69,537	$ 58,562	$ 10,271	156,910	181,268	166,928
Interest Income									2,063	1,731	1,652
Interest Expense									(5,313)	(3,632)	(3,611)
Net Interest and Other Income (Expense)									(3,250)	(1,901)	(1,959)
Income from Continuing Operations Before Income Taxes									153,660	179,367	164,969
Total Consolidated Assets	2,074,193				1,997,636				2,074,193	1,997,636	1,857,018
Total Consolidated Additions to Long-lived Assets									214,151	109,740	144,368
Capital Expenditures									88,707	79,355	111,775
Increase in Capital Assets from Acquisitions									10,921	2,257	2,897
Increase in Intangible Assets and Goodwill									114,523	28,128	29,696
Total Increase in Consolidated Long-lived Assets									214,151	109,740	144,368
Total Consolidated Depreciation									85,008	82,739	83,111
Total Consolidated Amortization									4,089	6,419	9,480
Medical and Healthcare
Revenue, Major Customer [Line Items]
Total Consolidated Revenue									859,477	769,126	672,604
Total Consolidated Operating Income									146,503	136,035	48,685
Total Consolidated Assets	1,161,236				1,145,566				1,161,236	1,145,566	1,017,692
Total Consolidated Additions to Long-lived Assets									60,029	51,023	46,893
Total Consolidated Depreciation									27,304	24,831	25,706
Total Consolidated Amortization									647	3,647	5,391
International and Professional Education
Revenue, Major Customer [Line Items]
Total Consolidated Revenue									258,839	228,057	196,576
Total Consolidated Operating Income									36,796	42,744	46,531
Total Consolidated Assets	398,857				296,996				398,857	296,996	278,430
Total Consolidated Additions to Long-lived Assets									139,474	39,862	41,311
Total Consolidated Depreciation									6,164	3,900	4,260
Total Consolidated Amortization									3,442	2,772	4,089
Business, Technology and Management
Revenue, Major Customer [Line Items]
Total Consolidated Revenue									794,162	929,948	1,096,695
Total Consolidated Operating Income									(17,658)	10,777	90,045
Total Consolidated Assets	376,695				409,992				376,695	409,992	431,265
Total Consolidated Additions to Long-lived Assets									4,944	12,791	42,993
Total Consolidated Depreciation									37,267	43,713	43,714
Intersegment Revenue and Other
Revenue, Major Customer [Line Items]
Total Consolidated Revenue									(2,535)	(3,760)	(1,500)
Assets of Divested Business
Revenue, Major Customer [Line Items]
Total Consolidated Assets	0				0				0	0	22,006
Home Office And Other
Revenue, Major Customer [Line Items]
Total Consolidated Operating Income									(8,731)	(8,288)	(18,333)
Total Consolidated Assets	$ 137,405				$ 145,082				137,405	145,082	107,625
Total Consolidated Additions to Long-lived Assets									9,704	6,064	13,171
Total Consolidated Depreciation									$ 14,273	$ 10,295	$ 9,431