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Accrued expenses (Details) - USD ($)
$ in Thousands
Sep. 30, 2023
Dec. 31, 2022
Payables and Accruals [Abstract]    
Employee compensation $ 7,102 $ 5,083
Income taxes payable 1,604 1,090
Other taxes payable 8,145 10,101
Vacation reserves 971 1,372
Other 101 201
Total accrued expenses $ 17,923 $ 17,847