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Trade receivables - Summary of Allowance for Credit Losses (Detail) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
DisclosureOfAllowanceForCreditLosses [Line Items]      
Addition, net $ (852) $ (887) $ (972)
Trade receivables [member]      
DisclosureOfAllowanceForCreditLosses [Line Items]      
Opening balance on January 1 (1,147) (649)  
Addition, net (852) (887)  
Addition from acquisition of subsidiaries 0 (100)  
Write-off 1,114 429  
Exchange differences 77 60  
Closing balance on December 31 $ (808) $ (1,147) $ (649)