XML 21 R10.htm IDEA: XBRL DOCUMENT v3.21.1
Asset Retirement Obligations
3 Months Ended
Mar. 31, 2021
Asset Retirement Obligation Disclosure [Abstract]  
ASSET RETIREMENT OBLIGATIONS
The following table summarizes the changes in the Company’s asset retirement obligations for the three months ended March 31, 2021 (in thousands).
Beginning asset retirement obligations$38,542 
Liabilities incurred during period166 
Liabilities settled during period(79)
Accretion expense500 
Ending asset retirement obligations39,129 
Less: current asset retirement obligations(1)
(409)
Long-term asset retirement obligations$38,720 
 _______________
(1)Included in accrued liabilities in the Company’s interim unaudited condensed consolidated balance sheet at March 31, 2021.