FAIR VALUE MEASUREMENTS (Assets Measured at Fair Value on Recurring Basis) (Detail) - USD ($) $ in Thousands	Sep. 30, 2016	Jun. 30, 2016	Sep. 30, 2015
Available-for-Sale Investments:
Marketable Securities, short-term	$ 3,738	$ 3,609	$ 3,398
Institutional Loans Receivable, Net	50,212		48,742
Level 1
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and Cash Equivalents	189,017	308,164	436,453
Available-for-Sale Investments:
Marketable Securities, short-term	3,738	3,609	3,398
Institutional Loans Receivable, Net	0	0	0
Deferred Acquisition Obligations	0	0	0
FIES Long-Term Receivable	0	0
Total Financial Assets at Fair Value	192,755	311,773	439,851
Level 2
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and Cash Equivalents	0	0	0
Available-for-Sale Investments:
Marketable Securities, short-term	0	0	0
Institutional Loans Receivable, Net	50,212	49,025	48,742
Deferred Acquisition Obligations	28,559	32,121	19,732
FIES Long-Term Receivable	13,032	13,057
Total Financial Assets at Fair Value	91,803	94,203	68,474
Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Cash and Cash Equivalents	0	0	0
Available-for-Sale Investments:
Marketable Securities, short-term	0	0	0
Institutional Loans Receivable, Net	0	0	0
Deferred Acquisition Obligations	0	0	0
FIES Long-Term Receivable	0	0
Total Financial Assets at Fair Value	$ 0	$ 0	$ 0