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RIGHT-OF-USE ASSETS - Summary of Lease Expenses Recognized in Consolidated Income Statements (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Disclosure of detailed information about Right-of-use assets [Line Items]      
Depreciation charge of right of use assets $ 682 $ 661  
Interest expenses (included in finance cost) 80 70 $ 79
Expenses relating to short-term leases 11 3  
Expenses relating to lease of low-value assets that are not short-term leases 3 3  
Land      
Disclosure of detailed information about Right-of-use assets [Line Items]      
Depreciation charge of right of use assets 242 289  
Buildings      
Disclosure of detailed information about Right-of-use assets [Line Items]      
Depreciation charge of right of use assets 337 286  
Motor vehicle and other asset      
Disclosure of detailed information about Right-of-use assets [Line Items]      
Depreciation charge of right of use assets 65 53  
Office equipment      
Disclosure of detailed information about Right-of-use assets [Line Items]      
Depreciation charge of right of use assets $ 38 $ 33