Derivative Financial Instruments (Details) - USD ($) $ in Millions |
2 Months Ended | 3 Months Ended | 4 Months Ended | 6 Months Ended | |
|---|---|---|---|---|---|
Mar. 03, 2026 |
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Successor [Member] | |||||
| Derivative Financial Instruments [Line Items] | |||||
| Realized gain loss commodity derivative | $ 6.8 | $ 0.6 | |||
| Unrealized gain (Loss) on commodity derivative | 18.0 | (8.9) | |||
| Gain (loss) on commodity derivatives | $ 24.8 | (8.3) | |||
| Predecessor [Member] | |||||
| Derivative Financial Instruments [Line Items] | |||||
| Unrealized gain (Loss) on commodity derivative | $ (17.3) | $ 29.7 | $ 21.4 | ||
| Gain (loss) on commodity derivatives | (27.9) | 22.6 | 4.1 | ||
| Realized gain (loss) commodity derivatives | $ (10.6) | $ (7.1) | $ (17.3) | ||
| Derivative Contract Modification [Member] | |||||
| Derivative Financial Instruments [Line Items] | |||||
| Unrealized gain (Loss) on commodity derivative | 35.0 | ||||
| Derivative Contract Modification [Member] | Successor [Member] | |||||
| Derivative Financial Instruments [Line Items] | |||||
| Unrealized gain (Loss) on commodity derivative | $ 60.0 | ||||