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Asset Retirement Obligations | 9 Months Ended
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Sep. 30, 2020
Asset Retirement Obligations [Abstract] |
Asset Retirement Obligations | 12. ASSET RETIREMENT OBLIGATIONS The following table summarizes the changes in the Company’s asset retirement obligations:
(in thousands) |  | Nine Months Ended September 30, 2020 |  | Year Ended December 31, 2019
Beginning balance |  | $ | 15,844 |  | $ | 14,816
Accretion |  |  | 664 |  |  | 812
Additions |  |  | 359 |  |  | 595
Revisions |  |  | 238 |  |  | (379)
Ending balance |  | $ | 17,105 |  | $ | 15,844
Accretion is recorded in the line item “Depreciation, depletion and amortization” on the Company’s condensed consolidated statements of operations. The Company is required under the Etame Marin block PSC to conduct regular abandonment studies to update the estimated costs to abandon the offshore wells, platforms and facilities on the Etame Marin block. The current abandonment study was completed in November 2018. In the second half of 2019, the Company recorded $0.6 million in additions associated with the Etame 9H and Etame 11H development wells. Du ring the first half of 2020, the Company recorded $0.4 million in additions associated with the South East Etame 4H development well.

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- Definition The entire disclosure for an asset retirement obligation and the associated long-lived asset. An asset retirement obligation is a legal obligation associated with the disposal or retirement from service of a tangible long-lived asset that results from the acquisition, construction or development, or the normal operations of a long-lived asset, except for certain obligations of lessees. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 20 -URI http://asc.fasb.org/subtopic&trid=2175671 + Details
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