Annual report pursuant to Section 13 and 15(d)

Income Taxes (Details)

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Income Taxes (Details)
$ in Thousands
Dec. 31, 2015
USD ($)
UNITED STATES  
Income Tax Loss Carryforwars [Line Items]  
Deferred Tax Assets, Operating Loss Carryforwards, Foreign $ 92,971
CANADA  
Income Tax Loss Carryforwars [Line Items]  
Deferred Tax Assets, Operating Loss Carryforwards, Domestic $ 30,597