OTHER INVESTMENTS, NET (Details) (USD $)	Sep. 30, 2014	Jun. 30, 2014
Other Investment [Line Items]
Other investments, net	$ 8,174,000	$ 8,210,000
Preferred stock - Comstock, at cost [Member]
Other Investment [Line Items]
Other investments, net	6,659,000	6,659,000
Private equity hedge fund, at cost [Member]
Other Investment [Line Items]
Other investments, net	1,025,000	1,025,000
Corporate debt and equity instruments, at cost [Member]
Other Investment [Line Items]
Other investments, net	168,000	168,000
Other preferred stock, at cost [Member]
Other Investment [Line Items]
Other investments, net	240,000	240,000
Warrants - at fair value [Member]
Other Investment [Line Items]
Other investments, net	$ 82,000	$ 118,000