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INVESTMENTS (Details) - Components of Company's Trading and Available-for-Sale Investments - USD ($)
$ in Thousands
Mar. 31, 2016
Jun. 30, 2015
Trading securities1    
Trading, cost [1] $ 14,055 $ 16,491
Trading, gross unrealized gain [1] 125 68
Trading, gross unrealized (loss) [1] (1,078) (919)
Trading securities, at fair value [1] 13,102 15,640
Available-for-sale securities2    
Available -for-sale, cost [2],[3] 3,863 4,602
Available -for-sale, gross unrealized gain [2],[3] 239 635
Available -for-sale, gross unrealized (loss) [2],[3] (89) (974)
Available -for-sale, fair value [2],[3] 4,013 4,263
Offshore Fund [Member]    
Trading securities1    
Trading, cost [1] 1,184 1,184
Trading, gross unrealized gain [1] 0 0
Trading, gross unrealized (loss) [1] (839) (703)
Trading securities, at fair value [1] 345 481
Fixed Income Securities [Member]    
Trading securities1    
Trading, cost [1] 12,290 14,691
Trading, gross unrealized gain [1] 125 68
Trading, gross unrealized (loss) [1] (1) (5)
Trading securities, at fair value [1] 12,414 14,754
Available-for-sale securities2    
Available -for-sale, cost [3] 1,229 1,227
Available -for-sale, gross unrealized gain [3] 14 9
Available -for-sale, gross unrealized (loss) [3] (34) (22)
Available -for-sale, fair value [3] 1,209 1,214
Mutual Funds, Domestic Equity [Member]    
Trading securities1    
Trading, cost [1] 535 535
Trading, gross unrealized gain [1] 0 0
Trading, gross unrealized (loss) [1] (192) (130)
Trading securities, at fair value [1] 343 405
Available-for-sale securities2    
Available -for-sale, cost [3] 394 543
Available -for-sale, gross unrealized gain [3] 5 0
Available -for-sale, gross unrealized (loss) [3] 0 (80)
Available -for-sale, fair value [3] 399 463
Other Securities [Member]    
Trading securities1    
Trading, cost [1] 46 81
Trading, gross unrealized gain [1] 0 0
Trading, gross unrealized (loss) [1] (46) (81)
Trading securities, at fair value [1] 0 0
Available-for-sale securities2    
Available -for-sale, cost [3] 163 169
Available -for-sale, gross unrealized gain [3] 2 1
Available -for-sale, gross unrealized (loss) [3] (5) (7)
Available -for-sale, fair value [3] 160 163
Common Stock - Domestic [Member]    
Available-for-sale securities2    
Available -for-sale, cost [3] 109 535
Available -for-sale, gross unrealized gain [3] $ 9 316
Available -for-sale, gross unrealized (loss) [3] (9)
Available -for-sale, fair value [3] $ 118 842
Common Stock - International [Member]    
Available-for-sale securities2    
Available -for-sale, cost [3] 613 695
Available -for-sale, gross unrealized gain [3] 57 309
Available -for-sale, gross unrealized (loss) [3] (50) (39)
Available -for-sale, fair value [3] 620 965
Corporate Debt Securities [Member]    
Available-for-sale securities2    
Available -for-sale, cost 1,355 1,433 [3]
Available -for-sale, gross unrealized gain 152 0 [3]
Available -for-sale, gross unrealized (loss) 0 (817) [3]
Available -for-sale, fair value $ 1,507 $ 616 [3]
[1] Unrealized and realized gains and losses on trading securities are included in earnings in the statement of operations.
[2] Net unrealized gains (losses) on available-for-sale securities gross and net of tax as of March 31, 2016, are $150 and $150, respectively, and as of June 30, 2015, are $(339) and $(339), respectively.
[3] Unrealized gains and losses on available-for-sale securities are excluded from earnings and recorded in other comprehensive income as a separate component of shareholders' equity until realized.