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Share Capital - Summary Of Restricted Stock Units Activity (Detail) - Restricted Stock Units (RSUs) [Member] - $ / shares
3 Months Ended 12 Months Ended
Sep. 19, 2022
Mar. 31, 2023
Dec. 31, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Unvested balance, beginning   129,671 0
Granted   0 474,557
Vested (7,843) (9,255) (263,155)
Forfeited   (2,901) (81,731)
Unvested balance, ending   117,515 129,671
Weighted average Unvested balance, beginning [1]   $ 0.07 $ 0
Weighted average Granted [1]   0 0.08
Weighted average Vested [1]   0.09 0.09
Weighted average Forfeited [1]   0.08 0.10
Weighted average Unvested balance, ending [1]   $ 0.07 $ 0.07
[1] Weighted average grant price is presented in U.S. dollars for the three months ended March 31, 2023, as compared to previously issued financial statements, which present this figure in Canadian dollars.