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Financial Instruments - Additional Information (Detail)
12 Months Ended
Dec. 31, 2021
CAD ($)
Dec. 31, 2020
CAD ($)
Disclosure of detailed information about financial instruments [line items]    
Debentures outstanding $ 22,295,710 $ 19,534,988
Convertible debentures 110,540 19,534,988
Two Thousand and Twenty One Convertible Debentures [Member]    
Disclosure of detailed information about financial instruments [line items]    
Debentures outstanding 69,034  
Convertible debentures 110,540  
Liquidity risk [member]    
Disclosure of detailed information about financial instruments [line items]    
Convertible debentures   710,924
2021 Debentures - host liability [member]    
Disclosure of detailed information about financial instruments [line items]    
Transefrs into level 3 related to debentures 5,285,997  
Transfers out of level 3 related to liabilities 0  
2021 Debentures - host liability [member] | Liquidity risk [member]    
Disclosure of detailed information about financial instruments [line items]    
Debentures outstanding $ 75,000  
2019 Debentures - host liability [member] | Discount rate, measurement input [member]    
Disclosure of detailed information about financial instruments [line items]    
Significant unobservable input liabilities 25  
Non-recurring fair value measurement [member]    
Disclosure of detailed information about financial instruments [line items]    
Financial assets at fair value $ 0 0
Financial liabilities at fair value $ 0 $ 0