v3.25.4
Benefits and interests of directors - Additional Information (Detail) - $ / shares
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Disclosure of detailed information of directors emoluments [line items]      
Share price, price per share $ 37,568 $ 0 $ 1,685,372.5
Bottom of range [member]      
Disclosure of detailed information of directors emoluments [line items]      
Share price, price per share 2.95    
Top of range [member]      
Disclosure of detailed information of directors emoluments [line items]      
Share price, price per share $ 12.61