FAIR VALUE MEASUREMENTS (Tables)

3 Months Ended

Sep. 30, 2017

Fair Value Disclosures [Abstract]

Fair Value, Assets Measured on Recurring Basis [Table Text Block]

The assets measured at fair value on a recurring basis are as follows:

As of	September 30, 2017		June 30, 2017
	Total-Level 1		Total-Level 1
Assets:
Investment in marketable securities:
Basic materials	$	2,548,000	$	2,766,000
Technology		1,324,000		1,386,000
Energy		395,000		689,000
Other		785,000		1,033,000
	$	5,052,000	$	5,874,000

Fair Value Measurements, Nonrecurring [Table Text Block]

The following table shows the fair value hierarchy for these assets measured at fair value on a non-recurring basis as follows:

Assets	Level 3		September 30, 2017		Net loss for the three months ended September 30, 2017
Other non-marketable investments	$	696,000	$	696,000	$	-

Assets	Level 3		June 30, 2017		Net loss for the three months ended September 30, 2016
Other non-marketable investments	$	696,000	$	696,000	$	(10,000)