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ASSET RETIREMENT OBLIGATIONS | 12 Months Ended
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Dec. 31, 2024
Asset Retirement Obligation Disclosure [Abstract] |
ASSET RETIREMENT OBLIGATIONS | ASSET RETIREMENT OBLIGATIONS AROs at December 31, 2024 and 2023 were (in thousands):
| 2024 |  | 2023
Asset retirement obligations | $ | 14,109 |  |  | $ | 16,215 |
Less: Asset retirement obligations due within one year (1) | 747 |  |  | 2,576 |
Long-term asset retirement obligations (2) | $ | 13,362 |  |  | $ | 13,639 |
(1) | Classified as a current liability on the consolidated balance sheets, under the caption “Other current liabilities.” Balance at December 31, 2024 related to remediation work planned for 2025.
(2) | Classified as a long-term liability on the consolidated balance sheets, under the caption “Other noncurrent liabilities.” Balance at December 31, 2024.
Total accretion expense related to AROs was $1.1 million, $1.1 million and $1.8 million during the years ended December 31, 2024, 2023 and 2022, respectively. During the years ended December 31, 2024, 2023 and 2022, our ARO changed as follows (in thousands):
| 2024 |  | 2023 |  | 2022
Balance as of January 1 | $ | 16,215 |  |  | $ | 18,113 |  |  | $ | 13,745 |
Accretion of discount | 1,112 |  |  | 1,104 |  |  | 1,830 |
Change in estimates of existing obligations | 20 |  |  | 1,366 |  |  | 4,138 |
Settlement of obligations | (1,936) |  |  | (4,756) |  |  | (455) |
Foreign currency translation | (1,302) |  |  | 388 |  |  | (1,145) |
Balance as of December 31 | $ | 14,109 |  |  | $ | 16,215 |  |  | $ | 18,113 |

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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://www.xbrl.org/2003/role/disclosureRef -Topic 410 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481850/410-20-50-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 410 -SubTopic 20 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/410-20/tableOfContent Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -SubTopic 20 -Topic 410 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481850/410-20-50-2 + Details
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