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Asset Retirement Obligations (Tables)
3 Months Ended
Mar. 31, 2020
Asset Retirement Obligation Disclosure [Abstract]  
Schedule of Changes in Asset Retirement Obligations
The following table reflects the changes in the Company’s ARO during the three months ended March 31, 2020:
 (In thousands)
Balance at December 31, 2019$56,784  
Liabilities incurred during period333  
Liabilities settled during period(194) 
Accretion expense during period(1)
765  
Balance at March 31, 2020$57,688  
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(1)Included in depreciation, depletion and amortization on the Company’s Condensed Consolidated Statements of Operations.