v3.26.1
Segment and Geographic Information - Schedule of Significant Segment Expenses (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Segment Reporting [Line Items]    
Revenue $ 1,002 $ 868
Operating Expenses 28,825 11,558
Nonoperating Income (Expense) (63,359) (1,328)
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest (90,371) (12,732)
Income Tax Expense (Benefit) 48 1
Net Income (Loss) (90,419) (12,733)
Reportable Segment, Aggregation before Other Operating Segment [Member]    
Segment Reporting [Line Items]    
Revenue 1,002 868
Operating Expenses (28,014) (12,272)
Nonoperating Income (Expense) (63,359) (1,328)
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest (90,371) (12,732)
Income Tax Expense (Benefit) 48 1
Net Income (Loss) (90,419) (12,733)
Personnel [Member]    
Segment Reporting [Line Items]    
Operating Expenses (10,818) (6,998)
Travel and entertainment [Member]    
Segment Reporting [Line Items]    
Operating Expenses (870) (547)
Consulting and professional services [Member]    
Segment Reporting [Line Items]    
Operating Expenses (15,517) (3,158)
Aircraft expense [Member]    
Segment Reporting [Line Items]    
Operating Expenses (896) (340)
Software [Member]    
Segment Reporting [Line Items]    
Operating Expenses (910) (534)
Facilities [Member]    
Segment Reporting [Line Items]    
Operating Expenses (521) (472)
Other expenses [Member]    
Segment Reporting [Line Items]    
Operating Expenses (1,650) (664)
Depreciation [Member]    
Segment Reporting [Line Items]    
Operating Expenses (417) (381)
Benefit from contract loss provision [Member]    
Segment Reporting [Line Items]    
Operating Expenses 3,435 672
Benefit from research and development agreement [Member]    
Segment Reporting [Line Items]    
Operating Expenses 150 150
Interest income [Member]    
Segment Reporting [Line Items]    
Nonoperating Income (Expense) 517 301
Interest expense [Member]    
Segment Reporting [Line Items]    
Nonoperating Income (Expense) (9) (1,614)
Other expense [Member]    
Segment Reporting [Line Items]    
Nonoperating Income (Expense) (128) (61)
Change in fair value of warrant liabilities [Member]    
Segment Reporting [Line Items]    
Nonoperating Income (Expense) 26,555 46
Change in fair value of convertible promissory notes [Member]    
Segment Reporting [Line Items]    
Nonoperating Income (Expense) (87,824)
Change in fair value of long-term debt [Member]    
Segment Reporting [Line Items]    
Nonoperating Income (Expense) $ (2,470)