INVESTMENT IN MARKETABLE SECURITIES (Details Textual) - USD ($)	6 Months Ended	12 Months Ended
Dec. 31, 2016	Jun. 30, 2016
Schedule of Trading Securities and Other Trading Assets [Line Items]
Held-to-maturity Securities, Continuous Unrealized Loss Position, 12 Months or Longer, Accumulated Loss	$ 1,314,000	$ 1,138,000
Comstock Mining, Inc [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Percentage of Investment Marketable Securities	61.00%	77.00%

Amount of accumulated unrealized loss on investments in debt securities classified as held-to-maturity that have been in a continuous loss position for twelve months or longer.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 7
-URI http://asc.fasb.org/extlink&oid=73527792&loc=d3e27337-111563

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 6
-Subparagraph (a)(2)
-URI http://asc.fasb.org/extlink&oid=73527792&loc=d3e27290-111563

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant