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Asset Retirement Obligations
9 Months Ended
Sep. 30, 2021
Asset Retirement Obligation Disclosure [Abstract]  
Asset Retirement Obligations Asset Retirement Obligations
The following table reflects the changes in the Company’s ARO during the nine months ended September 30, 2021:
 (In thousands)
Balance at December 31, 2020 (Successor)$48,594 
Liabilities incurred during period409 
Liabilities settled during period(322)
Accretion expense during period
3,016 
Revisions to estimates194 
Liabilities settled through divestitures(4,844)
Balance at September 30, 2021 (Successor)$47,047 
Accretion expense is included in depreciation, depletion and amortization on the Company’s Condensed Consolidated Statements of Operations. At September 30, 2021 and December 31, 2020, the current portion of the total ARO balance was $1.1 million and $2.2 million, respectively, and is included in accrued liabilities on the Company’s Condensed Consolidated Balance Sheets.