Revenue - Summary of Revenues Disaggregated (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Revenues:
Total revenues	$ 80,393	$ 35,171	$ 152,862	$ 93,307
Oil and Natural Gas Sales [Member]
Revenues:
Total revenues	80,338	34,888	152,669	92,675
Oil [Member]
Revenues:
Total revenues	56,510	22,963	106,205	64,814
NGLs [Member]
Revenues:
Total revenues	8,876	3,343	16,547	8,465
Natural Gas [Member]
Revenues:
Total revenues	$ 14,952	$ 8,582	$ 29,917	$ 19,396