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

Income Taxes - Schedule of Unrecognized Deferred Tax Assets (Details)

v3.20.4
Income Taxes - Schedule of Unrecognized Deferred Tax Assets (Details) - CAD ($)
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Unrecognized deferred tax asset $ 34,541,435 $ 32,712,066 $ 34,712,675
Net operating losses carried forward      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Unrecognized deferred tax asset 21,487,804 19,625,642 20,664,345
Scientific research and experimental development      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Unrecognized deferred tax asset 6,362,152 6,338,542 7,406,169
Investment tax credits      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Unrecognized deferred tax asset 4,068,105 4,222,016 3,988,606
Undepreciated capital costs in excess of book value of property and equipment and intellectual property      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Unrecognized deferred tax asset 1,927,709 1,908,320 1,949,611
Share issue costs      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Unrecognized deferred tax asset 689,193 611,072 696,346
Net capital losses carried forward      
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]      
Unrecognized deferred tax asset $ 6,472 $ 6,474 $ 7,598