Annual reports filed by certain Canadian issuers pursuant to Section 15(d) and Rule 15d-4

FINANCIAL INSTRUMENTS - Disclosure of information about key assumptions to measure fair value of warrants (Details)

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FINANCIAL INSTRUMENTS - Disclosure of information about key assumptions to measure fair value of warrants (Details) - 2018 Warrants [Member]
$ / shares in Units, $ in Thousands
Dec. 31, 2020
CAD ($)
Year
$ / shares
Dec. 31, 2019
CAD ($)
Year
$ / shares
Disclosure of detailed information about financial instruments [line items]    
Expected volatility 74.00% 64.00%
Expected life (in years) | Year 0.02 0.45
Risk-free interest rate 0.22% 1.76%
Expected dividend yield 0.00% 0.00%
Fair value: Per Warrant (Canadian Dollar) | $ / shares $ 0.34 $ 0.02
Total Warrants | $ $ 3,872 $ 197