FAIR VALUE MEASUREMENTS (Details) (USD $)	Dec. 31, 2014	Jun. 30, 2014
Assets:
Other investments - warrants	$ 181,000	$ 207,000
Investment in marketable securities	11,926,000us-gaap_TradingSecurities	11,420,000us-gaap_TradingSecurities
Assets, Fair Value Disclosure	12,107,000us-gaap_AssetsFairValueDisclosure	11,627,000us-gaap_AssetsFairValueDisclosure
Fair Value, Inputs, Level 1 [Member]
Assets:
Other investments - warrants	0	0
Investment in marketable securities	11,926,000	11,420,000
Assets, Fair Value Disclosure	11,926,000	11,420,000
Fair Value, Inputs, Level 2 [Member]
Assets:
Other investments - warrants	0	0
Investment in marketable securities	0	0
Assets, Fair Value Disclosure	0	0
Fair Value, Inputs, Level 3 [Member]
Assets:
Other investments - warrants	181,000	207,000
Investment in marketable securities	0	0
Assets, Fair Value Disclosure	181,000	207,000
Basic Materials [Member]
Assets:
Investment in marketable securities	4,830,000	5,081,000
Basic Materials [Member] \| Fair Value, Inputs, Level 1 [Member]
Assets:
Investment in marketable securities	4,830,000	5,081,000
Basic Materials [Member] \| Fair Value, Inputs, Level 2 [Member]
Assets:
Investment in marketable securities	0	0
Basic Materials [Member] \| Fair Value, Inputs, Level 3 [Member]
Assets:
Investment in marketable securities	0	0
Energy [Member]
Assets:
Investment in marketable securities	2,906,000
Energy [Member] \| Fair Value, Inputs, Level 1 [Member]
Assets:
Investment in marketable securities	2,906,000
Energy [Member] \| Fair Value, Inputs, Level 2 [Member]
Assets:
Investment in marketable securities	0
Energy [Member] \| Fair Value, Inputs, Level 3 [Member]
Assets:
Investment in marketable securities	0
Technology [Member]
Assets:
Investment in marketable securities	1,202,000	1,395,000
Technology [Member] \| Fair Value, Inputs, Level 1 [Member]
Assets:
Investment in marketable securities	1,202,000	1,395,000
Technology [Member] \| Fair Value, Inputs, Level 2 [Member]
Assets:
Investment in marketable securities	0	0
Technology [Member] \| Fair Value, Inputs, Level 3 [Member]
Assets:
Investment in marketable securities	0	0
REITs and Real Estate Companies [Member]
Assets:
Investment in marketable securities	964,000	1,001,000
REITs and Real Estate Companies [Member] \| Fair Value, Inputs, Level 1 [Member]
Assets:
Investment in marketable securities	964,000	1,001,000
REITs and Real Estate Companies [Member] \| Fair Value, Inputs, Level 2 [Member]
Assets:
Investment in marketable securities	0	0
REITs and Real Estate Companies [Member] \| Fair Value, Inputs, Level 3 [Member]
Assets:
Investment in marketable securities	0	0
Financial Services [Member]
Assets:
Investment in marketable securities	582,000	820,000
Financial Services [Member] \| Fair Value, Inputs, Level 1 [Member]
Assets:
Investment in marketable securities	582,000	820,000
Financial Services [Member] \| Fair Value, Inputs, Level 2 [Member]
Assets:
Investment in marketable securities	0	0
Financial Services [Member] \| Fair Value, Inputs, Level 3 [Member]
Assets:
Investment in marketable securities	0	0
Other [Member]
Assets:
Investment in marketable securities	1,442,000	3,123,000
Other [Member] \| Fair Value, Inputs, Level 1 [Member]
Assets:
Investment in marketable securities	1,442,000	3,123,000
Other [Member] \| Fair Value, Inputs, Level 2 [Member]
Assets:
Investment in marketable securities	0	0
Other [Member] \| Fair Value, Inputs, Level 3 [Member]
Assets:
Investment in marketable securities	$ 0	$ 0

Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

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-Paragraph 2

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

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-Name Accounting Standards Codification

-Topic 320

-SubTopic 10

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-URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26610-111562

Reference 2: http://www.xbrl.org/2003/role/presentationRef

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Reference 3: http://www.xbrl.org/2003/role/presentationRef

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-Name Accounting Standards Codification

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-URI http://asc.fasb.org/extlink&oid=6526789

Reference 4: http://www.xbrl.org/2003/role/presentationRef

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-Name Accounting Standards Codification

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