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Capital Stock (Details 2)
Dec. 31, 2017
CAD ($)
Share
Years
Dec. 31, 2016
CAD ($)
Share
Dec. 31, 2015
CAD ($)
Share
Dec. 31, 2014
CAD ($)
Share
Disclosure of number and weighted average remaining contractual life of outstanding share options [line items]        
Number outstanding | Share 1,602,127 1,387,000 2,277,126 1,720,253
Options outstanding weighted average exercise price $ 3.58 $ 2.37 $ 1.9 $ 2.12
Options exercisable, end of period | Share 1,231,127 1,387,000 2,277,126  
$0.30        
Disclosure of number and weighted average remaining contractual life of outstanding share options [line items]        
Range of exercise prices $ 0.30      
Number outstanding | Share 270,000      
Weighted average remaining contractual life (in years) | Years 5.35      
Options outstanding weighted average exercise price $ 0.3      
Options exercisable, end of period | Share 270,000      
$0.31 - $1.00        
Disclosure of number and weighted average remaining contractual life of outstanding share options [line items]        
Number outstanding | Share 25,332      
Weighted average remaining contractual life (in years) | Years 0.80      
Options outstanding weighted average exercise price $ 0.6      
Options exercisable, end of period | Share 25,332      
$0.31 - $1.00 | Bottom of range        
Disclosure of number and weighted average remaining contractual life of outstanding share options [line items]        
Range of exercise prices $ 0.31      
$0.31 - $1.00 | Top of range        
Disclosure of number and weighted average remaining contractual life of outstanding share options [line items]        
Range of exercise prices $ 1.00      
$1.01 - $3.00        
Disclosure of number and weighted average remaining contractual life of outstanding share options [line items]        
Number outstanding | Share 608,020      
Weighted average remaining contractual life (in years) | Years 4.44      
Options outstanding weighted average exercise price $ 1.6      
Options exercisable, end of period | Share 608,020      
$1.01 - $3.00 | Bottom of range        
Disclosure of number and weighted average remaining contractual life of outstanding share options [line items]        
Range of exercise prices $ 1.01      
$1.01 - $3.00 | Top of range        
Disclosure of number and weighted average remaining contractual life of outstanding share options [line items]        
Range of exercise prices $ 3.00      
$3.01 - $5.00        
Disclosure of number and weighted average remaining contractual life of outstanding share options [line items]        
Number outstanding | Share 61,500      
Weighted average remaining contractual life (in years) | Years 2.90      
Options outstanding weighted average exercise price $ 3.9      
Options exercisable, end of period | Share 61,500      
$3.01 - $5.00 | Bottom of range        
Disclosure of number and weighted average remaining contractual life of outstanding share options [line items]        
Range of exercise prices $ 3.01      
$3.01 - $5.00 | Top of range        
Disclosure of number and weighted average remaining contractual life of outstanding share options [line items]        
Range of exercise prices $ 5.00      
$5.01 - $10.00        
Disclosure of number and weighted average remaining contractual life of outstanding share options [line items]        
Number outstanding | Share 636,375      
Weighted average remaining contractual life (in years) | Years 4.54      
Options outstanding weighted average exercise price $ 6.94      
Options exercisable, end of period | Share 265,375      
$5.01 - $10.00 | Bottom of range        
Disclosure of number and weighted average remaining contractual life of outstanding share options [line items]        
Range of exercise prices $ 5.01      
$5.01 - $10.00 | Top of range        
Disclosure of number and weighted average remaining contractual life of outstanding share options [line items]        
Range of exercise prices $ 10.00      
$10.01 - $12.75        
Disclosure of number and weighted average remaining contractual life of outstanding share options [line items]        
Number outstanding | Share 900      
Weighted average remaining contractual life (in years) | Years 0.05      
Options outstanding weighted average exercise price $ 12.75      
Options exercisable, end of period | Share 900      
$10.01 - $12.75 | Bottom of range        
Disclosure of number and weighted average remaining contractual life of outstanding share options [line items]        
Range of exercise prices $ 10.01      
$10.01 - $12.75 | Top of range        
Disclosure of number and weighted average remaining contractual life of outstanding share options [line items]        
Range of exercise prices $ 12.75      
$0.30 - $12.75        
Disclosure of number and weighted average remaining contractual life of outstanding share options [line items]        
Number outstanding | Share 1,602,127      
Weighted average remaining contractual life (in years) | Years 4.51      
Options outstanding weighted average exercise price $ 3.58      
Options exercisable, end of period | Share 1,231,127      
$0.30 - $12.75 | Bottom of range        
Disclosure of number and weighted average remaining contractual life of outstanding share options [line items]        
Range of exercise prices $ 0.30      
$0.30 - $12.75 | Top of range        
Disclosure of number and weighted average remaining contractual life of outstanding share options [line items]        
Range of exercise prices $ 12.75