FAIR VALUE MEASUREMENTS (Details) (USD $)	Sep. 30, 2013	Jun. 30, 2013
Assets:
Cash equivalents - money market	$ 3,000	$ 3,000
Restricted cash	1,996,000	2,448,000
Other investments - warrants	6,000	6,000
Investment in marketable securities	13,724,000	12,624,000
Assets, Fair Value Disclosure	15,729,000	15,081,000
Fair Value, Inputs, Level 1 [Member]
Assets:
Cash equivalents - money market	3,000	3,000
Restricted cash	1,996,000	2,448,000
Other investments - warrants	0
Investment in marketable securities	13,724,000	12,624,000
Assets, Fair Value Disclosure	15,723,000	15,075,000
Fair Value, Inputs, Level 2 [Member]
Assets:
Cash equivalents - money market	0	0
Restricted cash	0	0
Other investments - warrants	0	0
Investment in marketable securities	0	0
Assets, Fair Value Disclosure	0	0
Fair Value, Inputs, Level 3 [Member]
Assets:
Cash equivalents - money market	0	0
Restricted cash	0	0
Other investments - warrants	6,000	6,000
Investment in marketable securities	0	0
Assets, Fair Value Disclosure	6,000	6,000
Basic Materials [Member]
Assets:
Investment in marketable securities	6,900,000	4,733,000
Basic Materials [Member] | Fair Value, Inputs, Level 1 [Member]
Assets:
Investment in marketable securities	6,900,000	4,733,000
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
Technology [Member]
Assets:
Investment in marketable securities	1,690,000	2,698,000
Technology [Member] | Fair Value, Inputs, Level 1 [Member]
Assets:
Investment in marketable securities	1,690,000	2,698,000
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
Financial Services [Member]
Assets:
Investment in marketable securities	2,663,000	2,261,000
Financial Services [Member] | Fair Value, Inputs, Level 1 [Member]
Assets:
Investment in marketable securities	2,663,000	2,261,000
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
REITs and Real Estate Companies [Member]
Assets:
Investment in marketable securities	729,000	878,000
REITs and Real Estate Companies [Member] | Fair Value, Inputs, Level 1 [Member]
Assets:
Investment in marketable securities	729,000	878,000
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
Other Fair Value [Member]
Assets:
Investment in marketable securities	1,742,000	2,054,000
Other Fair Value [Member] | Fair Value, Inputs, Level 1 [Member]
Assets:
Investment in marketable securities	1,742,000	2,054,000
Other Fair Value [Member] | Fair Value, Inputs, Level 2 [Member]
Assets:
Investment in marketable securities	0	0
Other Fair Value [Member] | Fair Value, Inputs, Level 3 [Member]
Assets:
Investment in marketable securities	$ 0	$ 0