Accounts payable and accrued liabilities (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Short-Term Debt [Line Items]
Trade accounts payable	$ 8,671	$ 11,397
Accrued payroll	2,417	2,555
Taxes payable	3,805	3,813
Deferred revenue	496	533
Accounts payable and accrued liabilities	15,550	19,435
Related Party
Short-Term Debt [Line Items]
Due to related parties (note 13)	$ 161	$ 1,137

Sum of the carrying values as of the balance sheet date of obligations incurred through that date and due within one year (or the operating cycle, if longer), including liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received, taxes, interest, rent and utilities, accrued salaries and bonuses, payroll taxes and fringe benefits.

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Carrying amount as of the balance sheet date of the unpaid sum of the known and estimated amounts payable to satisfy all currently due domestic and foreign income tax obligations.

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