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Income Tax - Summary of Deferred Tax Assets (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Disclosure Of Income Taxes [Line Items]      
Deferred tax assets $ 373 $ 216 $ 16
Tax Losses      
Disclosure Of Income Taxes [Line Items]      
Deferred tax assets 31 98  
Accrued Liabilities      
Disclosure Of Income Taxes [Line Items]      
Deferred tax assets 318 79 12
Exchange Differences      
Disclosure Of Income Taxes [Line Items]      
Deferred tax assets 14 9
Other      
Disclosure Of Income Taxes [Line Items]      
Deferred tax assets $ 24 $ 25