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Income Taxes - Narrative (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2025 | Dec. 31, 2024
Operating Loss Carryforwards [Line Items] |  |
Valuation allowance | $ 19,241 | $ 25,681
Increase in valuation allowance | 6,440 |
Deferred tax liabilities, net | 348 | $ 0
Operating loss carryforwards, amount subject to limitation | 3,304 |
Blade Europe |  |
Operating Loss Carryforwards [Line Items] |  |
Deferred tax liabilities, net | 348 |
United States |  |
Operating Loss Carryforwards [Line Items] |  |
Operating loss carryforwards | 78,783 |
Operating loss carryforwards, without expiration dates | 66,665 |
State and Local Jurisdiction |  |
Operating Loss Carryforwards [Line Items] |  |
Operating loss carryforwards | $ 93,638 |

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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards that are subject to expiration dates. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-6 + Details
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