Disaggregation of oil, gas, and NGL production revenue (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	$ 2,597,915	$ 1,126,188	$ 1,585,750
Revenue, Remaining Performance Obligation, Amount	0
Midland Basin
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	2,028,411	879,577	1,195,736
South Texas
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	$ 569,504	$ 246,611	$ 390,014
Revenue Benchmark \| Geographic Concentration Risk
Segment Reporting Information [Line Items]
Relative percentage	100.00%	100.00%	100.00%
Revenue Benchmark \| Geographic Concentration Risk \| Midland Basin
Segment Reporting Information [Line Items]
Relative percentage	78.00%	78.00%	75.00%
Revenue Benchmark \| Geographic Concentration Risk \| South Texas
Segment Reporting Information [Line Items]
Relative percentage	22.00%	22.00%	25.00%
Oil production revenue
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	$ 1,891,826	$ 853,568	$ 1,183,212
Oil production revenue \| Midland Basin
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	1,701,915	802,494	1,119,786
Oil production revenue \| South Texas
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	189,911	51,074	63,426
Gas production revenue
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	525,479	187,459	262,529
Gas production revenue \| Midland Basin
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	326,115	76,759	75,827
Gas production revenue \| South Texas
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	199,364	110,700	186,702
NGL production revenue
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	180,610	85,161	140,009
NGL production revenue \| Midland Basin
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	381	324	123
NGL production revenue \| South Texas
Segment Reporting Information [Line Items]
Revenue from Contract with Customer, Including Assessed Tax	$ 180,229	$ 84,837	$ 139,886

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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