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Commitments and Contingencies (Details) - USD ($) $ in Millions |  |  | 1 Months Ended | 3 Months Ended
--- | --- | --- | --- | ---
Feb. 25, 2019 | Feb. 17, 2017 | Oct. 31, 2019 | Mar. 31, 2020 | Mar. 31, 2019
Delivery Of Natural Gas And Oil Production To Third Parties |  |  |  |  |
Long-term Purchase Commitment [Line Items] |  |  |  |  |
Volume requirement commitment |  |  |  | $ 398.1 |
Payment for volume requirement agreement |  |  |  | 11.0 | $ 6.8
Corporate Joint Venture | San Mateo Midstream |  |  |  |  |
Commitments and Contingencies (Textual) [Abstract] |  |  |  |  |
Contractual obligation |  |  |  | $ 150.7 |
Contract agreement term | 15 years |  |  |  |
Rustler Breaks and Wolf Asset Area | Corporate Joint Venture | San Mateo Midstream |  |  |  |  |
Commitments and Contingencies (Textual) [Abstract] |  |  |  |  |
Term of contractual obligation |  | 15 years |  |  |
Rustler Breaks Asset Area | Corporate Joint Venture | San Mateo Midstream |  |  |  |  |
Commitments and Contingencies (Textual) [Abstract] |  |  |  |  |
Term of contractual obligation |  | 15 years |  |  |
Natural Gas Transportation and Fractionation Agreement | Eddy County |  |  |  |  |
Commitments and Contingencies (Textual) [Abstract] |  |  |  |  |
Agreement term |  |  |  | 7 years |
Contractual obligation |  |  |  | $ 129.2 |
2019 15-Year Fixed Fee Natural Gas Transportation Agreement | Eddy County |  |  |  |  |
Commitments and Contingencies (Textual) [Abstract] |  |  |  |  |
Agreement term |  |  | 15 years |  |
Contractual obligation |  |  | $ 106.9 |  |
Operational Agreements | San Mateo Midstream |  |  |  |  |
Commitments and Contingencies (Textual) [Abstract] |  |  |  |  |
Contractual obligation |  |  |  | 361.1 |
Engineering, Procurement, Construction And Installation Of Processing Plant | San Mateo Midstream |  |  |  |  |
Commitments and Contingencies (Textual) [Abstract] |  |  |  |  |
Contractual obligation |  |  |  | 80.6 |
Payments made under agreement |  |  |  | 21.1 |
Remaining obligation |  |  |  | $ 19.4 |

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