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Preferred Units & Preferred Stock - Narrative (Details) - USD ($) $ / shares in Units, $ in Millions | Sep. 11, 2025 | Sep. 30, 2025 | Sep. 15, 2025 | Dec. 31, 2024 | Dec. 31, 2018
--- | --- | --- | --- | --- | ---
Preferred Units [Line Items] |  |  |  |  |
Preferred units, issued (in shares) |  |  |  | 39,842,000 |
Preferred units, outstanding (in shares) |  |  |  | 39,842,000 |
Conversion in connection with IPO | $ 534.4 |  |  |  |
Preferred stock, shares authorized (in shares) | 20,000,000 | 20,000,000 | 20,000,000.0 | 0 |
Preferred stock, par value (in dollars per share) | $ 0.001 | $ 0.001 | $ 0.001 |  |
Preferred stock, shares issued (in shares) |  | 0 |  | 0 |
Preferred stock, shares outstanding (in shares) |  | 0 |  | 0 |
Series FF Preferred Units |  |  |  |  |
Preferred Units [Line Items] |  |  |  |  |
Preferred units, issued (in shares) |  |  |  |  | 1,000,000
Preferred units, outstanding (in shares) |  | 0 |  | 1,000,000 |
Series A Units |  |  |  |  |
Preferred Units [Line Items] |  |  |  |  |
Preferred units, issued (in shares) |  | 0 |  | 30,954,820 |
Preferred units, outstanding (in shares) |  | 0 |  | 30,954,820 |
Series B Units |  |  |  |  |
Preferred Units [Line Items] |  |  |  |  |
Preferred units, issued (in shares) |  | 0 |  | 8,887,101 |
Preferred units, outstanding (in shares) |  | 0 |  | 8,887,101 |

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