FAIR VALUE MEASUREMENTS (Tables)

9 Months Ended

Mar. 31, 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	3/31/2017		6/30/2016
Assets:	Total - Level 1		Total - Level 1
Investment in marketable securities:
Basic materials	$	6,009,000	$	9,273,000
Energy		3,825,000		1,907,000
Other		5,388,000		3,102,000
	$	15,222,000	$	14,282,000

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:

					Net loss for the nine months
Assets	Level 3		March 31, 2017		ended March 31, 2017
Other non-marketable investments	$	1,224,000	$	1,224,000	$	(165,000)

					Net loss for the nine months
Assets	Level 3		June 30, 2016		ended March 31, 2016
Other non-marketable investments	$	1,029,000	$	1,029,000	$	(547,000)