Annual report pursuant to Section 13 and 15(d)

Income Taxes - deferred tax components (Details)

v3.3.1.900
Income Taxes - deferred tax components (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Deferred Income Tax Assets And Liabilities [Line Items]      
Deferred tax assets $ 8,386 $ 8,074 $ 8,337
Net operating loss carry forwards 41,647 42,251 39,432
Less: valuation allowance $ (50,033) $ (50,325) $ (47,769)
Deferred Tax Assets, Total
Mineral properties   $ 3,345 $ 3,345
Net deferred tax liability   $ 3,345 $ 3,345
Valuation Allowance [Abstract]      
Recovery of future income taxes $ 3,345    
Current income tax expense (30)
Effect of income tax reconciliation before recovery of income taxes 3,315    
Pathfinder Mines Corporation      
Valuation Allowance [Abstract]      
Recovery of future income taxes $ 3,345