INVESTMENTS (Details) - Fair Value, Assets Measured on Recurring Basis - USD ($) $ in Thousands	Sep. 30, 2019	Jun. 30, 2019
INVESTMENTS (Details) - Fair Value, Assets Measured on Recurring Basis [Line Items]
Total securities at fair value	$ 11,625	$ 15,187
Fair Value, Inputs, Level 1 [Member]
INVESTMENTS (Details) - Fair Value, Assets Measured on Recurring Basis [Line Items]
Total securities at fair value	10,892	14,355
Fair Value, Inputs, Level 2 [Member]
INVESTMENTS (Details) - Fair Value, Assets Measured on Recurring Basis [Line Items]
Total securities at fair value	733	832
Fair Value, Inputs, Level 3 [Member]
INVESTMENTS (Details) - Fair Value, Assets Measured on Recurring Basis [Line Items]
Total securities at fair value	0	0
Common Stock - International [Member]
INVESTMENTS (Details) - Fair Value, Assets Measured on Recurring Basis [Line Items]
Total securities at fair value	3,366	6,431
Common Stock - International [Member] | Fair Value, Inputs, Level 1 [Member]
INVESTMENTS (Details) - Fair Value, Assets Measured on Recurring Basis [Line Items]
Total securities at fair value	2,633	5,599
Common Stock - International [Member] | Fair Value, Inputs, Level 2 [Member]
INVESTMENTS (Details) - Fair Value, Assets Measured on Recurring Basis [Line Items]
Total securities at fair value	733	832
Common Stock - International [Member] | Fair Value, Inputs, Level 3 [Member]
INVESTMENTS (Details) - Fair Value, Assets Measured on Recurring Basis [Line Items]
Total securities at fair value	0	0
Common Stock - Domestic [Member]
INVESTMENTS (Details) - Fair Value, Assets Measured on Recurring Basis [Line Items]
Total securities at fair value	0	0
Common Stock - Domestic [Member] | Fair Value, Inputs, Level 1 [Member]
INVESTMENTS (Details) - Fair Value, Assets Measured on Recurring Basis [Line Items]
Total securities at fair value	0	0
Common Stock - Domestic [Member] | Fair Value, Inputs, Level 2 [Member]
INVESTMENTS (Details) - Fair Value, Assets Measured on Recurring Basis [Line Items]
Total securities at fair value	0	0
Common Stock - Domestic [Member] | Fair Value, Inputs, Level 3 [Member]
INVESTMENTS (Details) - Fair Value, Assets Measured on Recurring Basis [Line Items]
Total securities at fair value	0	0
Fixed Income Securities [Member]
INVESTMENTS (Details) - Fair Value, Assets Measured on Recurring Basis [Line Items]
Total securities at fair value	7,525	8,021
Fixed Income Securities [Member] | Fair Value, Inputs, Level 1 [Member]
INVESTMENTS (Details) - Fair Value, Assets Measured on Recurring Basis [Line Items]
Total securities at fair value	7,525	8,021
Fixed Income Securities [Member] | Fair Value, Inputs, Level 2 [Member]
INVESTMENTS (Details) - Fair Value, Assets Measured on Recurring Basis [Line Items]
Total securities at fair value	0	0
Fixed Income Securities [Member] | Fair Value, Inputs, Level 3 [Member]
INVESTMENTS (Details) - Fair Value, Assets Measured on Recurring Basis [Line Items]
Total securities at fair value	0	0
Mutual Funds, Domestic Equity [Member]
INVESTMENTS (Details) - Fair Value, Assets Measured on Recurring Basis [Line Items]
Total securities at fair value	734	735
Mutual Funds, Domestic Equity [Member] | Fair Value, Inputs, Level 1 [Member]
INVESTMENTS (Details) - Fair Value, Assets Measured on Recurring Basis [Line Items]
Total securities at fair value	734	735
Mutual Funds, Domestic Equity [Member] | Fair Value, Inputs, Level 2 [Member]
INVESTMENTS (Details) - Fair Value, Assets Measured on Recurring Basis [Line Items]
Total securities at fair value	0	0
Mutual Funds, Domestic Equity [Member] | Fair Value, Inputs, Level 3 [Member]
INVESTMENTS (Details) - Fair Value, Assets Measured on Recurring Basis [Line Items]
Total securities at fair value	$ 0	$ 0