XML 125 R128.htm IDEA: XBRL DOCUMENT v3.20.1
Right of Use Assets - Summary of Lease Expenses Recognized in Consolidated Income Statements (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Disclosure of detailed information about Right-of-use assets [Line Items]      
Depreciation charge of right of use assets $ 507    
Interest expenses (included in finance cost) 91 $ 4 $ 4
Expenses relating to short-term leases 159    
Expenses relating to lease of low-value assets that are not short-term leases 15    
Land [Member]      
Disclosure of detailed information about Right-of-use assets [Line Items]      
Depreciation charge of right of use assets 211    
Buildings [Member]      
Disclosure of detailed information about Right-of-use assets [Line Items]      
Depreciation charge of right of use assets 233    
Motor vehicle and other asset [Member]      
Disclosure of detailed information about Right-of-use assets [Line Items]      
Depreciation charge of right of use assets 38    
Office equipment [Member]      
Disclosure of detailed information about Right-of-use assets [Line Items]      
Depreciation charge of right of use assets $ 25