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Summary of Significant Accounting Policies (Tables) | 3 Months Ended
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Mar. 31, 2020
Accounting Policies [Abstract] |
Disaggregation of revenue | The following table summarizes the Company’s total revenues and revenues from contracts with customers on a disaggregated basis for the three months ended March 31, 2020 and 2019 (in thousands).
| Three Months Ended March 31,
| 2020 |  | 2019
Revenues from contracts with customers | $ | 224,288 |  |  | $ | 216,338 |
Realized gain on derivatives | 10,867 |  |  | 3,270 |
Unrealized gain (loss) on derivatives | 136,430 |  |  | (45,719 | )
Total revenues | $ | 371,585 |  |  | $ | 173,889 |
| Three Months Ended March 31,
| 2020 |  | 2019
Oil revenues | $ | 169,585 |  |  | $ | 154,204 |
Natural gas revenues | 28,329 |  |  | 39,065 |
Third-party midstream services revenues | 15,830 |  |  | 11,838 |
Sales of purchased natural gas | 10,544 |  |  | 11,231 |
Total revenues from contracts with customers | $ | 224,288 |  |  | $ | 216,338 |
Reconciliations of basic and diluted distributed and undistributed earnings (loss) per common share | The following table sets forth the computation of diluted weighted average common shares outstanding for the three months ended March 31, 2020 and 2019 (in thousands).
| Three Months Ended March 31,
2020 |  | 2019
Weighted average common shares outstanding |  |  |
Basic | 116,607 |  |  | 115,315 |
Dilutive effect of options and restricted stock units | 77 |  |  | — |
Diluted weighted average common shares outstanding | 116,684 |  |  | 115,315 |

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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=118956577&loc=SL49130545-203045 + Details
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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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