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Summary of Significant Accounting Policies (Tables)
 12 Months Ended
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,
20222021
(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):
SuccessorPredecessor
 Year Ended December 31,Period from November 20, 2020 through
December 31, 2020		Period from January 1, 2020 through
November 19, 2020
 20222021
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 $— $—