Summary of significant accounting policies, Accounts receivable and credit losses (Details) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
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| Allowances for expected credit losses [Roll Forward] | ||
| Balance, beginning of period | $ 474 | $ 768 |
| Additions charged to costs and expenses | 0 | 0 |
| Deductions | 0 | (294) |
| Foreign exchange and other | 2 | 0 |
| Balance, end of period | $ 476 | $ 474 |
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- Definition Foreign exchange and other amounts charged against the allowance. No definition available.
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- Definition Amount of allowance for credit loss on accounts receivable, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available.
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- Definition Amount of direct write-downs of accounts receivable charged against the allowance. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of expense (reversal of expense) for expected credit loss on accounts receivable. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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