v3.26.1
Events after reporting period (Details)
$ / shares in Units, $ in Thousands, $ in Millions
12 Months Ended
Mar. 11, 2026
USD ($)
$ / shares
shares
Mar. 06, 2026
d
$ / shares
Apr. 04, 2022
USD ($)
Dec. 31, 2026
TWD ($)
Dec. 31, 2025
USD ($)
Dec. 31, 2024
USD ($)
Dec. 31, 2023
USD ($)
Mar. 10, 2026
Oct. 06, 2025
shares
May 31, 2024
shares
Disclosure of non-adjusting events after reporting period [line items]                    
Issuance of ordinary shares           $ 50,368 $ 118      
Repayments of borrowings, classified as financing activities         $ 96,807 $ 61,550 $ 127,221      
Major ordinary share transactions | Minimum | Forecast                    
Disclosure of non-adjusting events after reporting period [line items]                    
Issuance of ordinary shares       $ 2,500            
Repayments of borrowings, classified as financing activities       $ 1,500            
Gold Sino                    
Disclosure of non-adjusting events after reporting period [line items]                    
Issuance of ordinary shares     $ 10,000              
Number of shares issued (in shares) | shares                 541,935 10,838,698
Gold Sino | Major ordinary share transactions                    
Disclosure of non-adjusting events after reporting period [line items]                    
Proportion of ownership interests held by major shareholder 49.00%             31.40%    
Issuance of ordinary shares $ 16,700                  
Number of shares issued (in shares) | shares 5,300,000                  
Par value per share (in dollars per share) | $ / shares $ 0.002                  
Shares issued, subscription price (in dollars per share) | $ / shares   $ 3.15                
Subscription price, variable weighted average price discount percent   10.00%                
Subscription price, variable weighted average price discount days | d   30