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Asset Retirement Obligations
 9 Months Ended
Sep. 30, 2023
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, 2023:
(In thousands)
Balance at December 31, 2022$165,405 
Liabilities incurred during period1,057 
Liabilities incurred through acquisitions(1)
6,771 
Liabilities settled during period(3,894)
Liabilities settled through divestitures(32,445)
Accretion expense during period
8,442 
Liabilities held for sale(2)
(13,036)
Balance at September 30, 2023
$132,300 
__________________ 
(1)    Includes liabilities that were acquired through the 2023 Williston Basin Acquisition. See Note 9—Acquisitions for additional information.
(2)    Includes liabilities related to properties held for sale as of September 30, 2023. See Note 10—Divestitures and Assets Held for Sale for additional information.

Accretion expense is included in DD&A on the Company’s Condensed Consolidated Statements of Operations. At September 30, 2023, the current portion of the total ARO balance was $2.3 million and is included in accrued liabilities on the Company’s Condensed Consolidated Balance Sheet.