Income Taxes - Components of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Deferred noncurrent income tax assets (liabilities):
Oil & gas properties	$ 11,437	$ 20,909
Basis difference in subsidiary obligation	(2,364)	(2,211)
Investment in Partnerships	(186,925)	(40,141)
Federal net operating loss carryforward	40,695	16,544
Interest limitation	2,581	0
Net deferred noncurrent tax (liability) asset	(134,576)
Net deferred noncurrent tax (liability) asset		(4,899)
Valuation allowance	(3,760)	(10,832)
Net deferred tax liability	$ (138,336)	$ (15,731)