v3.25.1
Income tax (Narrative) (Details) - USD ($)
$ in Thousands
12 Months Ended 60 Months Ended 120 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2018
Dec. 31, 2022
Dec. 31, 2017
Income tax [Line Items]            
Income tax rate (as a percent) [1] 17.00% 17.00% 17.00%      
Reduced Tax Rate       15.00%    
Top up taxes $ 0          
Aggregate undistributed earnings of subsidiaries available for distribution 2,446,227 $ 2,139,085        
Deferred tax liabilities accrued for undistributed earnings 0 $ 0        
Guangzhou huanju shidai            
Income tax [Line Items]            
Cash dividend     $ 110,000      
Tax withholding     $ 11,000      
Cayman Islands            
Income tax [Line Items]            
Withholding taxes $ 0          
Maximum | Hong kong            
Income tax [Line Items]            
PRC withholding tax rate (as a percent) 5.00%          
China            
Income tax [Line Items]            
Income tax rate (as a percent)       25.00%    
PRC withholding tax rate (as a percent) 10.00% 10.00%        
China | HNTE            
Income tax [Line Items]            
Preferential tax rate (as a percent) 15.00%     15.00%    
Term of preferential income tax rate       3 years    
China | State tax bureau            
Income tax [Line Items]            
Amount of tax deduction to tax assessable profits as a percentage of qualified research and development   100.00%   75.00% 75.00% 50.00%
Operating loss carryforwards $ 924,463          
Tax authorities | Hong kong            
Income tax [Line Items]            
Income tax rate (as a percent) 16.50%          
Operating loss carryforwards $ 65,074          
Tax authorities | Singapore            
Income tax [Line Items]            
Income tax rate (as a percent) 17.00%          
Beneficial tax rate       5.00%    
Operating loss carryforwards $ 484,398          
Others            
Income tax [Line Items]            
Operating loss carryforwards $ 103,279          
Others | Singapore            
Income tax [Line Items]            
Income tax rate (as a percent) 17.00%          
[1] *:  As a majority of the Group’s businesses is subject to Singapore corporate tax rate, the reconciliation of tax expenses begins at Singapore statutory income tax rate.