Quarterly report pursuant to Section 13 or 15(d)

Share Capital - Summary Of Option Activity (Detail)

v3.22.2.2
Share Capital - Summary Of Option Activity (Detail) - Stock Option [Member] - $ / shares
 9 Months Ended 12 Months Ended
Sep. 30, 2022
Dec. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Beginning balance outstanding 10,504 [1] 11,510
Granted units 7,877 0
Exercised units 0 0
Cancellations units (7,111) 0
Forfeitures units (3,152) 0
Expirations units (241) (1,006)
Ending balance outstanding [1] 7,877 10,504
Weighted average exercise price beginning balance [2] $ 3.61 [1] $ 3.55
Weighted average exercise price granted [2] 0.05 0
Weighted average exercise price exercised [2]
Weighted average exercise price Cancellations [2] 3.43 0
Weighted average exercise price Forfeitures [2] 4.27 0
Weighted average exercise price Expirations [2] 0.88 2.89
Weighted average exercise price ending balance [1],[2] $ 0.05 $ 3.61
Weighted average contractual life [1] 7 years 9 months 10 days 6 years 2 months 26 days
[1] As of September 30, 2022, 5,252 of the stock options outstanding were exercisable (December 31, 2021 - 9,922).
[2] The Original Awards are denominated in Canadian dollars. Exercise prices have been converted to U.S. dollar equivalents using an exchange rate of CAD$ 1.3707 to $1.00 as of September 30, 2022.