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Acquisitions and Divestitures of Oil and Gas Properties - Acquisitions (Details) $ in Thousands |  |  | 12 Months Ended
--- | --- | --- | ---
Nov. 02, 2018 USD ($) a well | Feb. 10, 2017 USD ($) a well | Dec. 31, 2019 USD ($) | Dec. 31, 2018 USD ($) | Dec. 31, 2017 USD ($)
Acquisitions And Dispositions [Abstract] |  |  |  |  |
Cash paid for acres | $ | $ 22,500 | $ 47,800 |  |  |
Liability incurred upon acquiring and drilling wells | $ | $ 6,400 |  | $ 2,771 | $ 7,079 | $ 1,336
Number of wells acquired | well | 1,199 | 4 |  |  |
Percent of wells operated by company | 80.00% |  |  |  |
Percent of working interest in acquired acres | 11.10% |  |  |  |
Number of gross acres acquired | 397,000 |  |  |  |
Number of net acres acquired | 44,000 |  |  |  |
Percent of working interest in saltwater gathering and disposal system | 13.20% |  |  |  |
Number of acres acquired |  | 13,000 |  |  |

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