Property and Equipment, Net - Components of Property and Equipment, net (Details) - USD ($) $ in Thousands |
Sep. 30, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Property, Plant and Equipment [Line Items] | ||
| Less: Accumulated Depreciation | $ (3,961) | $ (1,821) |
| Total Property and Equipment, Net | 32,672 | 10,308 |
| Rotable Parts | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and equipment, gross | 15,288 | 6,657 |
| Engines | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and equipment, gross | 12,082 | 0 |
| Leasehold Improvements Aircraft Other | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and equipment, gross | 3,368 | 2,880 |
| Airframe | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and equipment, gross | 3,000 | 0 |
| Office and Ground Equipment | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and equipment, gross | 1,516 | 1,289 |
| Computer Hardware and Software | ||
| Property, Plant and Equipment [Line Items] | ||
| Property and equipment, gross | $ 1,379 | $ 1,303 |