INVESTMENTS (Details) - Fair Value, Assets Measured on Recurring Basis - USD ($) $ in Thousands	Mar. 31, 2020	Jun. 30, 2019
INVESTMENTS (Details) - Fair Value, Assets Measured on Recurring Basis [Line Items]
Total securities at fair value	$ 9,480	$ 15,187
Fair Value, Inputs, Level 1 [Member]
INVESTMENTS (Details) - Fair Value, Assets Measured on Recurring Basis [Line Items]
Total securities at fair value	9,259	14,355
Fair Value, Inputs, Level 2 [Member]
INVESTMENTS (Details) - Fair Value, Assets Measured on Recurring Basis [Line Items]
Total securities at fair value	221	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	2,607	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	2,386	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	221	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	6,313	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	6,313	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	560	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	560	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