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Income Taxes (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024 | Dec. 31, 2024
Income Taxes |  |  |  |  |
Valuation allowance, deferred tax asset, decrease |  |  | $ 72,800 |  | $ 72,800
Income tax benefit | $ 0 | $ 15,439 | 0 | $ 15,439 |
States operating loss carryforwards | 199,000 |  | $ 199,000 |  |
Minimum |  |  |  |  |
Income Taxes |  |  |  |  |
Number of tax years open for state tax audit |  |  | 3 years |  |
Maximum |  |  |  |  |
Income Taxes |  |  |  |  |
Number of tax years open for state tax audit |  |  | 5 years |  |
Domestic Tax Authority |  |  |  |  |
Income Taxes |  |  |  |  |
Operating loss carryforwards | 1,600,000 |  | $ 1,600,000 |  |
Operating loss carryforwards, subject to expiration | 700,000 |  | 700,000 |  |
Operating loss carryforwards, not subject to expiration | 900,000 |  | 900,000 |  |
Tax credit carryforward, amount | 33,500 |  | 33,500 |  |
State and Local Jurisdiction |  |  |  |  |
Income Taxes |  |  |  |  |
Operating loss carryforwards | 1,000,000 |  | 1,000,000 |  |
Operating loss carryforwards, subject to expiration | 183,000 |  | 183,000 |  |
Operating loss carryforwards, not subject to expiration | $ 652,000 |  | $ 652,000 |  |

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