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SUPPLEMENTAL DISCLOSURE WITH RESPECT TO CASH FLOWS (Narrative) (Details) - CAD ($)
 12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Statement [Line Items]      
Change in fair value of financial instruments $ 609,733 $ 88,515 $ (105,714)
Shares issued as incentive stock grants (shares)   140,000 163,000
Equity investment share-based payments   $ 366,800 $ 322,900
Currency translation adjustment (1,424,814) (862,335) 4,350,667
CTA loss on royalty interest (1,605,133) (949,607) 5,161,567
CTA loss on goodwill (223,778) (230,234) 1,331,949
CTA gain on deferred tax liability 443,115 309,230 1,715,574
CTA gain in the net assets of a subsidiary 39,018 8,276 427,275
Conversion of convertible loan to an investment in an associated company 1,017,540 1,605,466  
Finder's fees in units 345,246    
Capital stock [Member]      
Statement [Line Items]      
Shares issued as incentive stock grants   166,600 233,950
Reclass of reserves on exercise of options 45,545 65,133  
Finder's fees in units 305,789    
Share-based payments [Member]      
Statement [Line Items]      
Equity investment share-based payments   366,800 $ 322,900
Reclass of reserves on exercise of options (45,545) $ (65,133)  
Finder's fees in units $ 39,457