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Derivative Liabilities (Details Textual)
$ / shares in Units, $ in Millions
9 Months Ended
Sep. 30, 2017
USD ($)
shares
Dec. 31, 2016
USD ($)
Nov. 18, 2016
$ / shares
shares
Jul. 31, 2016
CAD / shares
Jul. 25, 2016
CAD / shares
shares
Jun. 08, 2015
$ / shares
shares
Derivative Instruments and Hedging Activities Disclosures [Line Items]            
Class of Warrant or Right, Exercise Price of Warrants or Rights | (per share)     $ 0.85   CAD 2.00 $ 0.95
Class of Warrant or Right, Number of Securities Called by Warrants or Rights | shares 757,700   8,000,000   6,317,700 10,000,000
Derivative Liability $ 0.3 $ 1.0        
Warrant Expiration Date Jul. 25, 2019          
Warrant [Member]            
Derivative Instruments and Hedging Activities Disclosures [Line Items]            
Class of Warrant or Right, Exercise Price of Warrants or Rights | CAD / shares       CAD 2.00    
Derivative Financial Instruments, Liabilities [Member] | Warrant [Member]            
Derivative Instruments and Hedging Activities Disclosures [Line Items]            
Derivative Liability $ 3.1 $ 5.5