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Asset Retirement Obligations (Tables) | 3 Months Ended
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Mar. 31, 2020
Asset Retirement Obligation Disclosure [Abstract] |
Schedule of changes in Company's asset retirement obligations | The following table summarizes the changes in the Company’s asset retirement obligations for the three months ended March 31, 2020 (in thousands).
Beginning asset retirement obligations | $ | 36,211 |
Liabilities incurred during period | 990 |
Liabilities settled during period | (44 | )
Accretion expense | 476 |
Ending asset retirement obligations | 37,633 |
Less: current asset retirement obligations(1) | (515 | )
Long-term asset retirement obligations | $ | 37,118 |
_______________ (1) Included in accrued liabilities in the Company’s interim unaudited condensed consolidated balance sheet at March 31, 2020.

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- Definition Tabular disclosure of the changes in carrying amount of a liability for asset retirement obligations, for changes such as new obligations, changes in estimates of existing obligations, spending on existing obligations, property dispositions, and foreign currency translation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 30 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6393242&loc=d3e13201-110859 + Details
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