Derivative Instruments - Assets and liabilities (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Commodity derivatives
Commodity derivative assets
Gross amounts on balance sheet		$ 406
Gross amounts offset on balance sheet		(406)
Commodity derivative liabilities
Gross amounts on balance sheet	$ (46,272)	(48,406)
Gross amounts offset on balance sheet		406
Total liability derivatives	(46,272)	(48,000)
Embedded derivatives
Commodity derivative assets
Gross amounts on balance sheet	5,616	10,745
Total asset derivatives	$ 5,616	$ 10,745

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