Changes in Carrying Amount of Goodwill, by Segment (Detail) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Goodwill [Line Items]
Goodwill beginning balance	$ 508,937
Acquisitions	8,238	8,200
Foreign currency exchange rate changes and other	(2,418)
Goodwill ending balance	514,757	566,199
Business, Technology and Management
Goodwill [Line Items]
Goodwill beginning balance	22,196
Acquisitions	0
Foreign currency exchange rate changes and other	0
Goodwill ending balance	22,196
Medical and Healthcare
Goodwill [Line Items]
Goodwill beginning balance	408,994
Acquisitions	0
Foreign currency exchange rate changes and other	0
Goodwill ending balance	408,994
International and Professional Education
Goodwill [Line Items]
Goodwill beginning balance	77,747
Acquisitions	8,238
Foreign currency exchange rate changes and other	(2,418)
Goodwill ending balance	$ 83,567