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Oil and Natural Gas Property Transactions - Pro Forma Financial Information (Details) $ / shares in Units, $ in Millions |  | 12 Months Ended
--- | --- | ---
Apr. 14, 2020 | Dec. 31, 2020 USD ($) $ / shares | Dec. 31, 2019 USD ($) $ / shares
Business Acquisition [Line Items] |  |  |
Stock split, conversion ratio | 0.005 |  |
Wildhorse resource development corporation |  |  |
Business Acquisition [Line Items] |  |  |
Revenues | $ |  | $ 8,587 | $ 11,211
Net income (loss) available to common stockholders | $ |  | $ (431) | $ 195
Earnings per common share, basic (in usd per share) | $ / shares |  | $ (51.77) | $ 42.89
Earnings per common share, diluted (in usd per share) | $ / shares |  | $ (51.77) | $ 42.89

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