Derivative Activities - Effects of Derivatives on Consolidated Statements of Income (Detail) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
Sep. 30, 2026 |
Sep. 30, 2025 |
|
| Derivative [Line Items] | ||||
| Derivative Fair Value Income (Loss) | $ 58,118 | $ 92,946 | $ 98,229 | $ 88,736 |
| Natural Gas Derivatives | ||||
| Derivative [Line Items] | ||||
| Derivative Fair Value Income (Loss) | 67,416 | 90,401 | 126,764 | 80,927 |
| NGLs Derivatives | ||||
| Derivative [Line Items] | ||||
| Derivative Fair Value Income (Loss) | (5,560) | 2,771 | (10,969) | 5,096 |
| Oil Derivatives | ||||
| Derivative [Line Items] | ||||
| Derivative Fair Value Income (Loss) | $ (3,738) | $ (226) | $ (17,566) | $ 2,713 |