Income taxes - Income Taxes Paid, Net Of Refunds Received (Details) - USD ($) $ in Thousands |
12 Months Ended | |
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Dec. 31, 2025 |
Dec. 31, 2024 |
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| Income Tax Paid, by Individual Jurisdiction [Line Items] | ||
| U.S. federal | $ 4,607 | $ 2,637 |
| Total state and local | 572 | 5 |
| Total income taxes paid | 5,179 | 2,642 |
| Massachusetts [Member] | ||
| Income Tax Paid, by Individual Jurisdiction [Line Items] | ||
| Total state and local | $ 572 | $ 5 |
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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/2003/role/disclosureRef
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- Definition Amount, after income tax refund received, of cash paid to federal (national) tax jurisdiction for tax on income. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, after income tax refund received, of cash paid to state and local tax jurisdictions for tax on income. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, after refund, of cash paid to foreign, federal, state, and local jurisdictions as income tax. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Details
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