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Summary of Significant Accounting Policies (Tables) | 12 Months Ended
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Dec. 31, 2022
Accounting Policies [Abstract] |
Schedule of Cash and Cash Equivalents | The following table provides a reconciliation of cash and cash equivalents reported within the Consolidated Balance Sheets and Consolidated Statements of Cash Flows:
| December 31, |
| 2022 |  | 2021 |
| (In thousands) |
Cash and cash equivalents | $ | 593,151 |  |  | $ | 172,114 |  |
Cash and cash equivalents classified as held for sale | — |  |  | 2,669 |  |
Total cash and cash equivalents | $ | 593,151 |  |  | $ | 174,783 |  |
Schedule of Net Changes in Capitalized Exploratory Well Costs | Net changes in capitalized exploratory well costs are reflected in the following table for the periods presented (in thousands):
| Successor |  |  | Predecessor
| Year Ended December 31, |  | Period from November 20, 2020 through December 31, 2020 |  |  | Period from January 1, 2020 through November 19, 2020
| 2022 |  | 2021 |  |  |
Beginning of period | $ | 1 |  |  | $ | — |  |  | $ | — |  |  |  | $ | — |
Exploratory well cost additions (pending determination of proved reserves) | 21 |  |  | — |  |  | — |  |  |  | — |
Exploratory well cost reclassifications (successful determination of proved reserves) | (2) |  |  | — |  |  | — |  |  |  | — |
Exploratory well dry hole costs (unsuccessful in adding proved reserves) | — |  |  | — |  |  | — |  |  |  | — |
Exploratory well cost reclassifications (canceled wells written off to predrill write-off) | (20) |  |  | 1 |  |  | — |  |  |  | — |
End of period | $ | — |  |  | $ | 1 |  |  | $ | — |  |  |  | $ | — |

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- Definition Tabular disclosure of the change in capitalized exploratory costs during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 235 -Section 50 -Paragraph 1B -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126939881&loc=SL6806780-109447 + Details
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