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Income Taxes - Schedule of Tax Pools Relating to Deductible Temporary Differences and their Expirations (Details) - CAD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total
Canadian Non-Capital Losses [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total 16,462  
Canadian Net-Capital Losses [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total 57  
Canadian Resource Pools [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total 65,775  
Canadian Share Issue Costs [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total 646  
2021 [Member] | Canadian Non-Capital Losses [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2021 [Member] | Canadian Net-Capital Losses [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2021 [Member] | Canadian Resource Pools [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2021 [Member] | Canadian Share Issue Costs [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total 319  
2022 [Member] | Canadian Non-Capital Losses [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2022 [Member] | Canadian Net-Capital Losses [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2022 [Member] | Canadian Resource Pools [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total 209  
2022 [Member] | Canadian Share Issue Costs [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2023 [Member] | Canadian Non-Capital Losses [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2023 [Member] | Canadian Net-Capital Losses [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2023 [Member] | Canadian Resource Pools [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2023 [Member] | Canadian Share Issue Costs [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total 93  
2024 [Member] | Canadian Non-Capital Losses [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2024 [Member] | Canadian Net-Capital Losses [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2024 [Member] | Canadian Resource Pools [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2024 [Member] | Canadian Share Issue Costs [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total 25  
2030 [Member] | Canadian Non-Capital Losses [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total 696  
2030 [Member] | Canadian Net-Capital Losses [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2030 [Member] | Canadian Resource Pools [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2030 [Member] | Canadian Share Issue Costs [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2031 [Member] | Canadian Non-Capital Losses [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total 517  
2031 [Member] | Canadian Net-Capital Losses [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2031 [Member] | Canadian Resource Pools [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2031 [Member] | Canadian Share Issue Costs [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2032 [Member] | Canadian Non-Capital Losses [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total 645  
2032 [Member] | Canadian Net-Capital Losses [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2032 [Member] | Canadian Resource Pools [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2032 [Member] | Canadian Share Issue Costs [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2033 [Member] | Canadian Non-Capital Losses [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total 847  
2033 [Member] | Canadian Net-Capital Losses [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2033 [Member] | Canadian Resource Pools [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2033 [Member] | Canadian Share Issue Costs [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2034 [Member] | Canadian Non-Capital Losses [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total 1,484  
2034 [Member] | Canadian Net-Capital Losses [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2034 [Member] | Canadian Resource Pools [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2034 [Member] | Canadian Share Issue Costs [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2035 [Member] | Canadian Non-Capital Losses [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total 2,141  
2035 [Member] | Canadian Net-Capital Losses [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2035 [Member] | Canadian Resource Pools [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2035 [Member] | Canadian Share Issue Costs [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2036 [Member] | Canadian Net-Capital Losses [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2036 [Member] | Canadian Resource Pools [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2036 [Member] | Canadian Share Issue Costs [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2036 [Member] | Canadian Non-Capital Losses [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total 2,213  
2037 [Member] | Canadian Non-Capital Losses [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total 2,637  
2037 [Member] | Canadian Net-Capital Losses [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2037 [Member] | Canadian Resource Pools [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2037 [Member] | Canadian Share Issue Costs [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2038 [Member] | Canadian Non-Capital Losses [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total 2,656  
2038 [Member] | Canadian Net-Capital Losses [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2038 [Member] | Canadian Resource Pools [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2038 [Member] | Canadian Share Issue Costs [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2039 [Member] | Canadian Non-Capital Losses [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total 2,583  
2039 [Member] | Canadian Net-Capital Losses [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2039 [Member] | Canadian Resource Pools [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2039 [Member] | Canadian Share Issue Costs [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2040 [Member] | Canadian Non-Capital Losses [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total 1,592  
2040 [Member] | Canadian Net-Capital Losses [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2040 [Member] | Canadian Resource Pools [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
2040 [Member] | Canadian Share Issue Costs [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
No Expiry [Member] | Canadian Non-Capital Losses [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total  
No Expiry [Member] | Canadian Net-Capital Losses [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total 57  
No Expiry [Member] | Canadian Resource Pools [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total 65,775  
No Expiry [Member] | Canadian Share Issue Costs [Member]    
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]    
Total