INTANGIBLE ASSETS (Summary of Indefinite-Lived Intangible Assets Balances by Reporting Unit) (Detail) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Sep. 30, 2013
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets balances	$ 280,122	$ 284,131
Business, Technology and Management
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets balances	1,645
Medical and Healthcare
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets balances	204,700
International and Professional Education
Indefinite-lived Intangible Assets [Line Items]
Indefinite-lived intangible assets balances	$ 73,777