v3.26.1
Investment property - Additional information (Detail)
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Bottom of range [member]    
Disclosure of detailed information about investment property [line items]    
Minimum Rental Income Period 20 years 20 years
Top of range [member]    
Disclosure of detailed information about investment property [line items]    
Minimum Rental Income Period 25 years 26 years