INVESTMENTS (Details) - Fair Value, Assets Measured on Recurring Basis - USD ($) $ in Thousands		Mar. 31, 2017	Jun. 30, 2016
Trading securities
Trading securities, at fair value	[1]	$ 9,720	$ 10,104
Available-for-sale securities
Total available-for-sale securities	[2],[3]	3,524	3,481
Total Investments		13,244	13,585
Fixed Income Securities [Member]
Trading securities
Trading securities, at fair value	[1]	8,927	9,408
Available-for-sale securities
Total available-for-sale securities	[3]	1,147	1,221
Mutual Funds, Domestic Equity [Member]
Trading securities
Trading securities, at fair value	[1]	363	338
Available-for-sale securities
Total available-for-sale securities	[3]	408	396
Other Securities [Member]
Trading securities
Trading securities, at fair value	[1]	0	0
Available-for-sale securities
Total available-for-sale securities	[3]	62	64
Offshore Fund [Member]
Trading securities
Trading securities, at fair value	[1]	430	358
Common Stock - Domestic [Member]
Available-for-sale securities
Total available-for-sale securities	[3]	125	130
Common Stock - International [Member]
Available-for-sale securities
Total available-for-sale securities	[3]	347	546
Corporate Debt Securities [Member]
Available-for-sale securities
Total available-for-sale securities	[3]	1,435	1,124
Fair Value, Inputs, Level 1 [Member]
Trading securities
Trading securities, at fair value		9,290	9,746
Available-for-sale securities
Total available-for-sale securities		3,524	3,481
Total Investments		12,814	13,227
Fair Value, Inputs, Level 1 [Member] | Fixed Income Securities [Member]
Trading securities
Trading securities, at fair value		8,927	9,408
Available-for-sale securities
Total available-for-sale securities		1,147	1,221
Fair Value, Inputs, Level 1 [Member] | Mutual Funds, Domestic Equity [Member]
Trading securities
Trading securities, at fair value		363	338
Available-for-sale securities
Total available-for-sale securities		408	396
Fair Value, Inputs, Level 1 [Member] | Other Securities [Member]
Trading securities
Trading securities, at fair value		0	0
Available-for-sale securities
Total available-for-sale securities		62	64
Fair Value, Inputs, Level 1 [Member] | Offshore Fund [Member]
Trading securities
Trading securities, at fair value
Fair Value, Inputs, Level 1 [Member] | Common Stock - Domestic [Member]
Available-for-sale securities
Total available-for-sale securities		125	130
Fair Value, Inputs, Level 1 [Member] | Common Stock - International [Member]
Available-for-sale securities
Total available-for-sale securities		347	546
Fair Value, Inputs, Level 1 [Member] | Corporate Debt Securities [Member]
Available-for-sale securities
Total available-for-sale securities		1,435	1,124
Fair Value, Inputs, Level 2 [Member]
Trading securities
Trading securities, at fair value		0	0
Available-for-sale securities
Total available-for-sale securities		0	0
Total Investments		0	0
Fair Value, Inputs, Level 2 [Member] | Fixed Income Securities [Member]
Trading securities
Trading securities, at fair value		0	0
Available-for-sale securities
Total available-for-sale securities		0	0
Fair Value, Inputs, Level 2 [Member] | Mutual Funds, Domestic Equity [Member]
Trading securities
Trading securities, at fair value		0	0
Available-for-sale securities
Total available-for-sale securities		0	0
Fair Value, Inputs, Level 2 [Member] | Other Securities [Member]
Trading securities
Trading securities, at fair value		0	0
Available-for-sale securities
Total available-for-sale securities		0	0
Fair Value, Inputs, Level 2 [Member] | Offshore Fund [Member]
Trading securities
Trading securities, at fair value
Fair Value, Inputs, Level 2 [Member] | Common Stock - Domestic [Member]
Available-for-sale securities
Total available-for-sale securities		0	0
Fair Value, Inputs, Level 2 [Member] | Common Stock - International [Member]
Available-for-sale securities
Total available-for-sale securities		0	0
Fair Value, Inputs, Level 2 [Member] | Corporate Debt Securities [Member]
Available-for-sale securities
Total available-for-sale securities		0	0
Fair Value, Inputs, Level 3 [Member]
Trading securities
Trading securities, at fair value		0	0
Available-for-sale securities
Total available-for-sale securities		0	0
Total Investments		0	0
Fair Value, Inputs, Level 3 [Member] | Fixed Income Securities [Member]
Trading securities
Trading securities, at fair value		0	0
Available-for-sale securities
Total available-for-sale securities		0	0
Fair Value, Inputs, Level 3 [Member] | Mutual Funds, Domestic Equity [Member]
Trading securities
Trading securities, at fair value		0	0
Available-for-sale securities
Total available-for-sale securities		0	0
Fair Value, Inputs, Level 3 [Member] | Other Securities [Member]
Trading securities
Trading securities, at fair value		0	0
Available-for-sale securities
Total available-for-sale securities		0	0
Fair Value, Inputs, Level 3 [Member] | Offshore Fund [Member]
Trading securities
Trading securities, at fair value
Fair Value, Inputs, Level 3 [Member] | Common Stock - Domestic [Member]
Available-for-sale securities
Total available-for-sale securities		0	0
Fair Value, Inputs, Level 3 [Member] | Common Stock - International [Member]
Available-for-sale securities
Total available-for-sale securities		0	0
Fair Value, Inputs, Level 3 [Member] | Corporate Debt Securities [Member]
Available-for-sale securities
Total available-for-sale securities		$ 0	$ 0

[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, 2017, are $205 and $205, respectively, and as of June 30, 2016, are $45 and $45, 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.