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INCOME TAXES (Details) (USD $)
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
INCOME TAXES    
Tax loss carry forwards $ 303,300,000 $ 252,900,000
Deferred tax assets:    
Alternative minimum tax (AMT) credit carryforward 41,000 41,000
Net operating loss carryforward 98,734,000 80,975,000
Mineral properties 19,884,000 297,000
Other temporary differences 6,927,000 9,521,000
Capital loss carryforward 241,000 241,000
Total gross deferred tax assets 125,827,000 91,075,000
Less: valuation allowance (125,202,000) (90,477,000)
Net deferred tax assets 625,000 598,000
Deferred tax liabilities:    
Reclamation obligation 389,000 416,000
Basis in Tonkin Springs Venture LP (1,014,000) (1,014,000)
Acquisition related deferred tax liability (158,855,000) (229,522,000)
Total deferred tax liabilities (159,480,000) (230,120,000)
Total net deferred tax liability (158,855,000) (229,522,000)
Valuation allowance    
Change in valuation allowance 34,700,000  
Acquisition related deferred tax liability    
Acquisition related deferred tax liability for mineral properties $ 101,500,000 $ 156,800,000