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Employee Stock Option Plans - Grant Date Fair Value 2006 Plan (Details) - $ / shares
12 Months Ended
Dec. 31, 2017
Jun. 22, 2016
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]    
Option – grant date price (Cdn$)   $ 0.72
Options granted   350,000
Expected life years 5 years  
Expected volatility 63.00%  
Risk free interest rate   1.00%
Weighted average fair value   $ 0.30
Grant date fair value   $ 105,000