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REMEDIAL LIABILITIES | 9 Months Ended
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Sep. 30, 2020
Environmental Remediation Obligations [Abstract] |
REMEDIAL LIABILITIES | REMEDIAL LIABILITIES The changes to remedial liabilities from January 1, 2020 through September 30, 2020 were as follows (in thousands):
| Remedial Liabilities for Landfill Sites |  | Remedial Liabilities for Inactive Sites |  | Remedial Liabilities (Including Superfund) for Non-Landfill Operations |  | Total
Balance at January 1, 2020 | $ | 1,851 |  |  | $ | 61,991 |  |  | $ | 50,331 |  |  | $ | 114,173 |
Accretion | 67 |  |  | 1,914 |  |  | 1,279 |  |  | 3,260 |
Changes in estimates recorded to statement of operations | (14) |  |  | 3,023 |  |  | 1,552 |  |  | 4,561 |
Expenditures | (46) |  |  | (3,278) |  |  | (2,754) |  |  | (6,078) |
Currency translation and other | — |  |  | (912) |  |  | 563 |  |  | (349) |
Balance at September 30, 2020 | $ | 1,858 |  |  | $ | 62,738 |  |  | $ | 50,971 |  |  | $ | 115,567 |
In the nine months ended September 30, 2020, the Company increased its remedial liabilities for an inactive site by $3.3 million and increased its remedial liabilities for a Superfund site by $1.8 million due to changes in the estimates of the related liabilities. These changes in estimates were triggered by the receipts of updated regulatory approval requirements for remediation. Other than these charges, there were no significant charges (benefits) resulting from changes in estimates for remedial liabilities.

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- Definition The entire disclosure for environmental loss contingencies, such as presence of hazardous waste, relevant information from reports issued by regulators, and estimated costs to achieve compliance with regulatory requirements. This element may be used for all of an entity's disclosures about environmental loss contingencies. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 30 -URI http://asc.fasb.org/subtopic&trid=2175709 + Details
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