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Asset Retirement Obligations
 9 Months Ended
Sep. 30, 2019
Asset Retirement Obligation Disclosure [Abstract]  
ASSET RETIREMENT OBLIGATIONS
The following table summarizes the changes in the Company’s asset retirement obligations for the nine months ended September 30, 2019 (in thousands).
Beginning asset retirement obligations
$
31,086

Liabilities incurred during period
2,194

Liabilities settled during period
(155
)
Revisions in estimated cash flows
1,792

Divestitures during period
(2,145
)
Accretion expense
1,354

Ending asset retirement obligations
34,126

Less: current asset retirement obligations(1)
(619
)
Long-term asset retirement obligations
$
33,507

 _______________
(1)
Included in accrued liabilities in the Company’s interim unaudited condensed consolidated balance sheet at September 30, 2019.