Income Taxes - Summary of Deferred Tax Assets and Liabilities (Detail) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Deferred tax assets
Net operating loss carryforward	$ 34,691	$ 191,022
Oil and natural gas properties	566,856	0
Bonus and equity-based compensation	1,732	8,799
Derivative instruments	22,248	3,946
Other tax attribute carryovers	1,663	1,643
Other deferred tax assets	5,761	0
Total deferred tax assets	632,951	205,410
Less: Valuation allowance	(565,409)	(2,915)
Total deferred tax assets, net	67,542	202,495
Deferred tax liabilities
Oil and gas properties	0	426,130
Derivative instruments	0	0
Investment in partnerships	67,210	38,015
Other deferred tax liabilities	1,316	5,707
Total deferred tax liabilities	68,526	469,852
Total deferred tax liabilities, net	$ 984	$ 267,357