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Summary of Significant Accounting Policies (Tables)
12 Months Ended
Dec. 31, 2023
Accounting Policies [Abstract]  
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:
 Year Ended December 31,
 202320222021
(In thousands)
Beginning of period$— $$— 
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)
End of period$— $— $