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Significant accounting policies - Additional Information (Detail)
$ in Thousands
 12 Months Ended
Dec. 31, 2021
USD ($)
mo
Dec. 31, 2020
USD ($)
Text Block [Line Items]    
Date of authorisation for issue of financial statements Feb. 21, 2022  
Number of reportable segment | mo 1  
Percentage of entity revenue 5.00%  
Securities, Stated maturity terms greater than one year.  
Other long term employee benefits or post employment obligations $ 0  
Description of vesting requirements for share based payment arrangement vest based on the non-market  
IAS 29 Financial Reporting In Hyperinflationary Economies [Member]    
Text Block [Line Items]    
Gains losses on net monetary position $ 2,274 $ 779
Level of price index 50.94 36.13
Bottom of range [member]    
Text Block [Line Items]    
Description of vesting requirements for share based payment arrangement five years  
Bottom of range [member] | IAS 29 Financial Reporting In Hyperinflationary Economies [Member]    
Text Block [Line Items]    
Level of price index for last three years 100  
Customer Relationship And Intellectual Property [Member]    
Text Block [Line Items]    
Amortisation method, Intangible assets other than goodwill 8  
Computer software [member] | Bottom of range [member]    
Text Block [Line Items]    
Amortisation method, Intangible assets other than goodwill 5  
Computer software [member] | Top of range [member]    
Text Block [Line Items]    
Amortisation method, Intangible assets other than goodwill 10  
VT Comercio [Member]    
Text Block [Line Items]    
Name of joint venture VT Comercio