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Shareholders' Equity - Summary of Nonvested Share Activity (Detail) - shares
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Awards vested, Number of Shares (6,587,002)  
Supervisory Board [Member] | 2011 [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Year of grant 2011  
Beginning Balance, Number of Shares   7,500
Awards granted, Number of Shares 172,500  
Exercised   (7,500)
Supervisory Board [Member] | 2012 [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Year of grant 2012  
Beginning Balance, Number of Shares 20,000 50,000
Awards granted, Number of Shares 180,000  
Exercised (5,000) (30,000)
Expired / Cancelled (15,000)  
Ending Balance, Number of Shares   20,000
Employees [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Beginning Balance, Number of Shares 14,201,889  
Awards granted, Number of Shares 6,531,345  
Awards forfeited/waived, Number of Shares (164,116)  
Awards cancelled on failed vesting conditions, Number of Shares (980,746)  
Awards vested, Number of Shares (6,606,203)  
Ending Balance, Number of Shares 12,982,169 14,201,889
Employees [Member] | Employee Plan 2019 [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Beginning Balance, Number of Shares 2,356,399  
Awards forfeited/waived, Number of Shares (10,988)  
Awards vested, Number of Shares (2,345,411)  
Ending Balance, Number of Shares   2,356,399
Employees [Member] | 2020 CEO Special Bonus [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Beginning Balance, Number of Shares 10,667  
Awards vested, Number of Shares (5,333)  
Ending Balance, Number of Shares 5,334 10,667
Employees [Member] | Employee Plan 2020 [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Beginning Balance, Number of Shares 5,325,666  
Awards forfeited/waived, Number of Shares (52,350)  
Awards vested, Number of Shares (2,492,520)  
Ending Balance, Number of Shares 2,780,796 5,325,666
Employees [Member] | 2019 CEO Special Bonus [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Beginning Balance, Number of Shares 11,652  
Awards vested, Number of Shares (11,652)  
Ending Balance, Number of Shares   11,652
Employees [Member] | Employee Plan 2021 [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Beginning Balance, Number of Shares 6,497,505  
Awards forfeited/waived, Number of Shares (65,958)  
Awards cancelled on failed vesting conditions, Number of Shares (980,746)  
Awards vested, Number of Shares (1,751,287)  
Ending Balance, Number of Shares 3,699,514 6,497,505
Employees [Member] | Employee Plan 2022 [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Awards granted, Number of Shares 6,531,345  
Awards forfeited/waived, Number of Shares (34,820)  
Ending Balance, Number of Shares 6,496,525