Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Share Based Payments - Disclosure Weighted Average Assumptions and Fair Value of Options (Details)

v3.8.0.1
Share Based Payments - Disclosure Weighted Average Assumptions and Fair Value of Options (Details)
12 Months Ended
Dec. 31, 2017
CAD ($)
year
Dec. 31, 2016
CAD ($)
year
Dec. 31, 2015
CAD ($)
year
Disclosure Of Share-based Payment Arrangements [Abstract]      
Risk-free interest rate 1.18% 0.82% 0.63%
Option life, share options granted | year 3.0 3.0 3.0
Volatility in the price of the Company's shares 90.73% 94.84% 90.00%
Rate of forfeiture 3.67% 3.67% 3.67%
Dividend yield 0.00% 0.00% 0.00%
Weighted average fair value of options (cad per share) | $ $ 0.28 $ 0.17 $ 0.24