INVESTMENTS (Details) $ in Thousands			3 Months Ended		9 Months Ended		12 Months Ended
	Jul. 21, 2016 USD ($) item	May 13, 2016 USD ($) item	Sep. 30, 2016 USD ($)	Sep. 30, 2015 USD ($)	Sep. 30, 2016 USD ($)	Sep. 30, 2015 USD ($)	Dec. 31, 2015 USD ($)
Fair value of Investments
Opening balance					$ 1,032	$ 1,409	$ 1,409
Additions during the period					2,518	1,114	448
Disposals during the period					(470)
Other Comprehensive Income (Loss) (pre -tax)					3,314		(825)
Statement of Operations (Loss) Income					662
Fair Value end of the period			$ 7,056		7,056		1,032
Sale of marketable securities					500
Gain on available-for-sale securities					100
Cost of purchase of marketable equity securities					2,300		1,900
Other-than-temporary impairment on marketable equity securities					882
Unrealized loss on available-for-sale securities				$ 500		1,100
Unrealized gain on available-for-sale securities			300		1,800
Golden Predator Mining Corporation
Fair value of Investments
Number of units acquired | item	1,500,000	3,125,000
Common shares per unit | item	1	1
Warrants per unit | item	0.50	1
Total cost of private placement transaction	$ 900	$ 400
Common Stock | Golden Predator Mining Corporation
Fair value of Investments
Total cost of private placement transaction	700	200
Warrants | Golden Predator Mining Corporation
Fair value of Investments
Total cost of private placement transaction	$ 200	$ 200
Marketable equity securities
Fair value of Investments
Opening balance					1,032	$ 1,409	1,409
Additions during the period					2,172		448
Disposals during the period					(470)
Other Comprehensive Income (Loss) (pre -tax)					3,314		(825)
Statement of Operations (Loss) Income					(860)
Fair Value end of the period			5,188		5,188		$ 1,032
Unrealized gain on available-for-sale securities			200		1,500
Warrants
Fair value of Investments
Additions during the period					346
Statement of Operations (Loss) Income					1,522
Fair Value end of the period			$ 1,868		$ 1,868