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FAIR VALUE MEASUREMENTS (Assets Measured at Fair Value on Recurring Basis) (Detail) - USD ($) $ in Thousands | Sep. 30, 2018 | Jun. 30, 2018 | Sep. 30, 2017
--- | --- | --- | ---
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Marketable Securities and Investments | $ 8,402 | $ 4,255 | $ 4,139
Institutional Loans Receivable, Net | 41,794 | 44,320 | 39,402
Level 1 |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Cash and Cash Equivalents | 408,765 | 430,690 | 273,102
Marketable Securities and Investments | 8,402 | 4,255 | 4,139
Institutional Loans Receivable, Net | 0 | 0 | 0
Deferred Acquisition Obligations | 0 | 0 | 0
FIES Receivable |  |  | 0
Total Financial Assets at Fair Value | 417,167 | 434,945 | 277,241
Level 2 |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Cash and Cash Equivalents | 0 | 0 | 0
Marketable Securities and Investments | 0 | 0 | 0
Institutional Loans Receivable, Net | 41,794 | 44,320 | 39,402
Deferred Acquisition Obligations | 17,949 | 18,585 | 19,611
FIES Receivable |  |  | 16,707
Total Financial Assets at Fair Value | 59,743 | 62,905 | 75,720
Level 3 |  |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |  |
Cash and Cash Equivalents | 0 | 0 | 0
Marketable Securities and Investments | 0 | 0 | 0
Institutional Loans Receivable, Net | 0 | 0 | 0
Deferred Acquisition Obligations | 0 | 0 | 0
FIES Receivable |  |  | 0
Total Financial Assets at Fair Value | $ 0 | $ 0 | $ 0

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