Restricted cash - Schedule of Components of Restricted Cash (Details) - USD ($) $ in Thousands |
Jun. 30, 2026 |
Dec. 31, 2025 |
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| Restricted Cash and Cash Equivalent Item [Line Items] | ||
| Total | $ 14,483 | $ 22,493 |
| Surety bond cash collateral | ||
| Restricted Cash and Cash Equivalent Item [Line Items] | ||
| Total | 14,429 | 22,439 |
| Other cash collateral | ||
| Restricted Cash and Cash Equivalent Item [Line Items] | ||
| Total | $ 54 | $ 54 |
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of cash restricted as to withdrawal or usage, classified as noncurrent. Cash includes, but is not limited to, currency on hand, demand deposits with banks or financial institutions, and other accounts with general characteristics of demand deposits. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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