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REMEDIAL LIABILITIES (Tables) | 3 Months Ended
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Mar. 31, 2022
Environmental Remediation Obligations [Abstract] |
Schedule of Changes to Remedial Liabilities | The changes to remedial liabilities from January 1, 2022 through March 31, 2022 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, 2022 | $ | 1,780 |  |  | $ | 59,787 |  |  | $ | 50,306 |  |  | $ | 111,873 |
Liability assumed in acquisition of real estate | — |  |  | — |  |  | 13,073 |  |  | 13,073 |
Measurement period adjustment from a prior period acquisition | — |  |  | — |  |  | 242 |  |  | 242 |
Accretion | 21 |  |  | 624 |  |  | 400 |  |  | 1,045 |
Changes in estimates recorded to consolidated statement of operations | 1 |  |  | 190 |  |  | 68 |  |  | 259 |
Expenditures | (12) |  |  | (721) |  |  | (1,251) |  |  | (1,984) |
Currency translation and other | — |  |  | 10 |  |  | 211 |  |  | 221 |
Balance at March 31, 2022 | $ | 1,790 |  |  | $ | 59,890 |  |  | $ | 63,049 |  |  | $ | 124,729 |

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