Annual report pursuant to Section 13 and 15(d)

Share Capital - Summary Of Option Activity (Detail)

v3.24.1
Share Capital - Summary Of Option Activity (Detail) - $ / shares
shares in Thousands
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Weighted average contractual life [1] 6 years 9 months 10 days 7 years 9 months 10 days
Stock Option [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Beginning balance outstanding 7,877 [1] 10,504
Granted units   7,877
Cancellations units   (7,111)
Forfeitures   (3,152)
Expirations units   (241)
Ending balance outstanding [1] 7,877 7,877
Weighted average exercise price beginning balance [2] $ 0.05 [1] $ 3.65
Weighted average exercise price granted [2]   0.05
Weighted average exercise price Cancellations [2]   3.55
Weighted average exercise price Forfeited [2]   4.42
Weighted average exercise price ending balance [1],[2] $ 0.05 0.05
Weighted average exercise price Expirations [2]   $ 0.91
[1] As of December 31, 2023, 7,877 of the stock options outstanding were exercisable (December 31, 2022—6,564).
[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$1.3226 to $1.00 as of December 31, 2023.