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Capitalized Exploratory Costs
3 Months Ended
Mar. 31, 2021
Extractive Industries [Abstract]  
Capitalized Exploratory Costs
15.Capitalized Exploratory Costs
A summary of the changes in our capitalized well costs is detailed below.
SuccessorPredecessor
Period from February 10, 2021 through March 31, 2021Period from January 1, 2021 through February 9, 2021Three Months Ended
March 31, 2020
Beginning balance$— $— $
Charges to exploration expense— — (7)
Ending balance$— $— $— 
As of March 31, 2021, there were no drilling and completion costs on exploratory wells pending determination of proved reserves capitalized for greater than one year.