XML 71 R57.htm IDEA: XBRL DOCUMENT v3.23.2
Share-Based Compensation - Additional Information (Detail) - USD ($)
3 Months Ended 6 Months Ended 12 Months Ended
Jan. 27, 2023
Jun. 30, 2023
Jun. 30, 2022
Jun. 30, 2023
Jun. 30, 2022
Dec. 31, 2022
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]            
Share-based compensation, expected to be recognized over a remaining weighted-average term       3 years 1 month 6 days    
Issuance of ordinary shares upon option exercises for cash (in shares)       7,558,033    
Share-based payment award, options, exercises in period       $ 6,600,000    
Allocated share based compensation expense   $ 2,886,000 $ 1,879,000 $ 4,824,000 $ 3,529,000  
Weighted average exercise price, granted       $ 1.04    
Stock shares issued during the period on exercise of stock options         0  
Aggregate Intrinsic Value, Outstanding   74,829,000   $ 74,829,000   $ 1,088,000
Share based payment arrangement nonvested award cost not yet recognized period for recognition   19,700,000   $ 19,700,000    
Share-based payment arrangement, nonvested award, cost not yet recognized, period for recognition       3 years 1 month 6 days    
Share-based compensation expense       $ 4,824,000 3,529,000  
Proceeds from stock options exercised       8,000,000    
Total intrinsic value of stock options exercised       6,600,000    
Employee Stock Option [Member]            
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]            
Allocated share based compensation expense   1,758,000 $ 1,879,000 $ 3,696,000 $ 3,529,000  
Weighted average grant date fair values       $ 0.81 $ 0.43  
RSUs            
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]            
Share-based compensation, expected to be recognized over a remaining weighted-average term       2 years 7 months 6 days    
Allocated share based compensation expense   337,000   $ 337,000    
Share-based payment arrangement, nonvested award, cost not yet recognized, period for recognition       2 years 7 months 6 days    
Unrecognized compensation costs related to non-vested RSUs   5,200,000   $ 5,200,000    
Option Repricing Program [Member]            
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]            
Allocated share based compensation expense       1,200,000    
Ordinary shares repriced shares outstanding 18,285,155          
exercise price $ 0.28          
Weighted average exercise price, granted $ 0.28          
Ordinary shares repriced as a percentage of options outstanding 53.20%          
Option Repricing Program [Member] | Statements of Operations and Comprehensive Loss [Member]            
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]            
Allocated share based compensation expense   $ 100,000   $ 800,000    
American Depositary Shares [Member] | Option Repricing Program [Member]            
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]            
exercise price $ 1.95          
Employee Share Purchase Plan [Member]            
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]            
Issuance of ordinary shares for cash (in shares)     201,537 207,935    
Net proceeds from the issuance of common stock     $ 100   $ 100  
Share-based compensation expense       $ 0   $ 0