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ASSET RETIREMENT OBLIGATION (Tables) | 12 Months Ended
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Dec. 31, 2018
Asset Retirement Obligation Disclosure [Abstract] |
Schedule of Activity Related to Asset Retirement Obligation | The following table presents the activity related to the Company’s asset retirement obligation:
(In thousands) | Years Ended December 31,
| 2018 |  | 2017
Beginning balance | $ | 47,984 |  |  | $ | 42,491 |
Adjustment due to changes in estimates | 1,297 |  |  | 2,317 |
Accretion of liability | 3,273 |  |  | 3,555 |
Liabilities settled | (3,389 | ) |  | (2,880 | )
Foreign Currency | (1,394 | ) |  | 2,501 |
Ending balance | 47,771 |  |  | 47,984 |
Less: current portion | 445 |  |  | 891 |
Long-term portion of asset retirement obligation(1) | $ | 47,326 |  |  | $ | 47,093 |
(1) Balance as of December 31, 2018 includes $3.3 million, which has been reclassified to Liabilities subject to compromise.

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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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