Derivative Instruments - Assets and liabilities (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024
Commodity derivatives
Commodity derivative assets
Gross amounts on balance sheet	$ 36,917	$ 3,482
Gross amounts offset on balance sheet	(36,159)	(3,482)
Total asset derivatives	758
Commodity derivative liabilities
Gross amounts on balance sheet	(85,813)	(52,507)
Gross amounts offset on balance sheet	36,159	3,482
Total liability derivatives	(49,654)	(49,025)
Embedded derivatives
Commodity derivative assets
Gross amounts on balance sheet	1,326	2,346
Total asset derivatives	$ 1,326	$ 2,346

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