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Fair Value Measurements - Schedule of Carrying Values and Fair Values of Financial Instruments (Details) - USD ($) $ in Thousands | Jun. 30, 2026 | Jan. 31, 2026 | Dec. 31, 2025 | Dec. 31, 2024 | Sep. 30, 2024 | Mar. 31, 2024 | Oct. 31, 2021 | Mar. 31, 2021 | Apr. 30, 2019
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Carrying Value |  |  |  |  |  |  |  |  |
Fair Value Measurements |  |  |  |  |  |  |  |  |
Long-term debt | $ 2,707,731 |  | $ 3,085,786 |  |  |  |  |  |
Fair Value |  |  |  |  |  |  |  |  |
Fair Value Measurements |  |  |  |  |  |  |  |  |
Long-term debt | 2,512,807 |  | 2,497,101 |  |  |  |  |  |
7.125% Senior Notes | Senior Notes |  |  |  |  |  |  |  |  |
Fair Value Measurements |  |  |  |  |  |  |  |  |
Interest rate (as a percent) |  |  |  |  |  |  |  |  | 7.125%
7.125% Senior Notes | Senior Notes | Carrying Value |  |  |  |  |  |  |  |  |
Fair Value Measurements |  |  |  |  |  |  |  |  |
Long-term debt | 0 |  | 99,942 |  |  |  |  |  |
7.125% Senior Notes | Senior Notes | Fair Value |  |  |  |  |  |  |  |  |
Fair Value Measurements |  |  |  |  |  |  |  |  |
Long-term debt | 0 |  | 99,303 |  |  |  |  |  |
7.750% Senior Notes | Senior Notes |  |  |  |  |  |  |  |  |
Fair Value Measurements |  |  |  |  |  |  |  |  |
Interest rate (as a percent) |  |  |  |  |  |  | 7.75% |  |
7.750% Senior Notes | Senior Notes | Carrying Value |  |  |  |  |  |  |  |  |
Fair Value Measurements |  |  |  |  |  |  |  |  |
Long-term debt | 99,747 |  | 348,757 |  |  |  |  |  |
7.750% Senior Notes | Senior Notes | Fair Value |  |  |  |  |  |  |  |  |
Fair Value Measurements |  |  |  |  |  |  |  |  |
Long-term debt | 99,456 |  | 321,394 |  |  |  |  |  |
7.500% Senior Notes | Senior Notes |  |  |  |  |  |  |  |  |
Fair Value Measurements |  |  |  |  |  |  |  |  |
Interest rate (as a percent) |  |  |  |  |  |  |  | 7.50% |
7.500% Senior Notes | Senior Notes | Carrying Value |  |  |  |  |  |  |  |  |
Fair Value Measurements |  |  |  |  |  |  |  |  |
Long-term debt | 398,825 |  | 398,426 |  |  |  |  |  |
7.500% Senior Notes | Senior Notes | Fair Value |  |  |  |  |  |  |  |  |
Fair Value Measurements |  |  |  |  |  |  |  |  |
Long-term debt | 381,313 |  | 270,125 |  |  |  |  |  |
8.750% Senior Notes | Senior Notes |  |  |  |  |  |  |  |  |
Fair Value Measurements |  |  |  |  |  |  |  |  |
Interest rate (as a percent) |  |  |  |  | 8.75% |  |  |  |
8.750% Senior Notes | Senior Notes | Carrying Value |  |  |  |  |  |  |  |  |
Fair Value Measurements |  |  |  |  |  |  |  |  |
Long-term debt | 495,866 |  | 495,564 |  |  |  |  |  |
8.750% Senior Notes | Senior Notes | Fair Value |  |  |  |  |  |  |  |  |
Fair Value Measurements |  |  |  |  |  |  |  |  |
Long-term debt | $ 409,555 |  | $ 283,575 |  |  |  |  |  |
3.125% Convertible Senior Notes | Senior Notes |  |  |  |  |  |  |  |  |
Fair Value Measurements |  |  |  |  |  |  |  |  |
Interest rate (as a percent) | 3.125% |  | 3.125% | 3.125% |  | 3.125% |  |  |
3.125% Convertible Senior Notes | Senior Notes | Carrying Value |  |  |  |  |  |  |  |  |
Fair Value Measurements |  |  |  |  |  |  |  |  |
Long-term debt | $ 393,864 |  | $ 393,097 |  |  |  |  |  |
3.125% Convertible Senior Notes | Senior Notes | Fair Value |  |  |  |  |  |  |  |  |
Fair Value Measurements |  |  |  |  |  |  |  |  |
Long-term debt | 293,572 |  | 172,704 |  |  |  |  |  |
11.250% Senior Secured Bonds | Senior Secured Bond |  |  |  |  |  |  |  |  |
Fair Value Measurements |  |  |  |  |  |  |  |  |
Interest rate (as a percent) |  | 11.25% |  |  |  |  |  |  |
11.250% Senior Secured Bonds | Senior Secured Bond | Carrying Value |  |  |  |  |  |  |  |  |
Fair Value Measurements |  |  |  |  |  |  |  |  |
Long-term debt | 350,000 |  | 0 |  |  |  |  |  |
11.250% Senior Secured Bonds | Senior Secured Bond | Fair Value |  |  |  |  |  |  |  |  |
Fair Value Measurements |  |  |  |  |  |  |  |  |
Long-term debt | 359,482 |  | 0 |  |  |  |  |  |
GoA Term Loan Facility | Secured Debt | Carrying Value |  |  |  |  |  |  |  |  |
Fair Value Measurements |  |  |  |  |  |  |  |  |
Long-term debt | 196,429 |  | 150,000 |  |  |  |  |  |
GoA Term Loan Facility | Secured Debt | Fair Value |  |  |  |  |  |  |  |  |
Fair Value Measurements |  |  |  |  |  |  |  |  |
Long-term debt | 196,429 |  | 150,000 |  |  |  |  |  |
Facility | Revolving Credit Facility | Carrying Value |  |  |  |  |  |  |  |  |
Fair Value Measurements |  |  |  |  |  |  |  |  |
Long-term debt | 773,000 |  | 1,200,000 |  |  |  |  |  |
Facility | Revolving Credit Facility | Fair Value |  |  |  |  |  |  |  |  |
Fair Value Measurements |  |  |  |  |  |  |  |  |
Long-term debt | $ 773,000 |  | $ 1,200,000 |  |  |  |  |  |

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