Derivative Instruments - Fair value gains (losses) (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
Sep. 30, 2026 |
Sep. 30, 2025 |
|
| Summary of realized and unrealized gains (losses) on derivative instruments | ||||
| Derivative fair value gains (losses) | $ 384,223 | $ 20,981 | ||
| Commodity derivatives | Location, Statement of Income, Balance [Axis]: us-gaap:Revenues | ||||
| Summary of realized and unrealized gains (losses) on derivative instruments | ||||
| Derivative fair value gains (losses) | $ 188,696 | $ 39,374 | 385,012 | 22,133 |
| Embedded derivatives | Location, Statement of Income, Balance [Axis]: us-gaap:Revenues | ||||
| Summary of realized and unrealized gains (losses) on derivative instruments | ||||
| Derivative fair value gains (losses) | $ (129) | $ (131) | $ (789) | $ (1,152) |