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Property and equipment - Additional Information (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Disclosure Of Property Plant And Equipment [Line Items]    
Accrued expenses $ 0.2 $ 0.1
Computer hardware | Minimum    
Disclosure Of Property Plant And Equipment [Line Items]    
Useful life of property and equipment 3 years  
Computer hardware | Maximum    
Disclosure Of Property Plant And Equipment [Line Items]    
Useful life of property and equipment 5 years  
Machinery and equipment    
Disclosure Of Property Plant And Equipment [Line Items]    
Useful life of property and equipment 5 years  
Furniture and fixtures    
Disclosure Of Property Plant And Equipment [Line Items]    
Useful life of property and equipment 5 years