Income Taxes (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Deferred tax assets
Net operating loss carryforwards	$ 129,651	$ 122,952
Unrealized loss on derivatives	3,729	8,997
Percentage depletion carryover	1,770	1,462
Compensation	9,838	10,405
Lease liabilities	4,866	9,380
Other	9,410	8,334
Deferred Tax Assets, Gross	159,264	161,530
Valuation allowance on deferred tax assets	(10,599)	(110,681)
Total deferred tax assets, net of valuation allowance	148,665	50,849
Deferred tax liabilities
Property and equipment	(179,153)	(11,879)
Less than wholly-owned subsidiaries	(39,900)	(26,564)
Lease right of use assets	(4,866)	(9,380)
Other	(2,684)	(2,684)
Total deferred tax liabilities	(226,603)	(50,507)
Net deferred tax (liabilities) assets	$ (77,938)	$ 342