Accrued expenses and other current liabilities (Details) - USD ($) $ in Thousands |
Sep. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Accrued expenses and other current liabilities | ||
| Accrued employee compensation and benefits | $ 10,978 | $ 17,000 |
| Accrued external research and development expenses | 18,932 | 20,493 |
| Accrued professional fees | 3,055 | 3,969 |
| Current portion of operating lease liabilities | $ 1,103 | $ 2,551 |
| Operating Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] | Accrued expenses and other current liabilities | Accrued expenses and other current liabilities |
| Current portion of finance lease liabilities | $ 217 | $ 205 |
| Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration] | Accrued expenses and other current liabilities | Accrued expenses and other current liabilities |
| Other | $ 586 | $ 136 |
| Accrued expenses and other current liabilities | $ 34,871 | $ 44,354 |
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- Definition Carrying value as of the balance sheet date of obligations incurred through and payable for external research and development expenses. No definition available.
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- References No definition available.
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- Definition Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Carrying value as of the balance sheet date of obligations incurred through that date and payable for professional fees, such as for legal and accounting services received. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Total of the carrying values as of the balance sheet date of obligations incurred through that date and payable for obligations related to services received from employees, such as accrued salaries and bonuses, payroll taxes and fringe benefits. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Present value of lessee's discounted obligation for lease payments from finance lease, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Indicates line item in statement of financial position that includes current finance lease liability. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Present value of lessee's discounted obligation for lease payments from operating lease, classified as current. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Indicates line item in statement of financial position that includes current operating lease liability. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of liabilities classified as other, due within one year or the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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