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EQUITY - Flow-through share private placement (Details) - Mar. 10, 2016
$ / shares in Units, $ in Millions, $ in Millions
CAD ($)
$ / shares
shares
USD ($)
EQUITY    
Flow-through common shares issued, amount $ 25.0 $ 18.7
Flow-through common shares, issued | shares 374,869  
Share price (in dollars per share) $ 66.69  
Closing price (in dollars per share) $ 48.49  
Increase to share capital $ 18.2 13.6
Liability drawn down $ 6.8 $ 5.1