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Landfill and Environmental Remediation Liabilities (Tables) | 9 Months Ended
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Sep. 30, 2024
Landfill and Environmental Remediation Liabilities |
Liabilities for Landfill and Environmental Remediation Costs | Liabilities for landfill and environmental remediation costs are presented in the table below (in millions):
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | September 30, 2024 | ​ | December 31, 2023
​ | ​ | ​ | ​ | ​ | Environmental | ​ | ​ | ​ | ​ | ​ | ​ | ​ | Environmental | ​ | ​ | ​
​ |  | Landfill |  | Remediation |  | Total |  | Landfill |  | Remediation |  | Total
Current (in accrued liabilities) |  | $ | 141 | ​ | $ | 27 | ​ | $ | 168 | ​ | $ | 143 | ​ | $ | 31 | ​ | $ | 174
Long-term | ​ |  | 2,790 | ​ |  | 175 | ​ |  | 2,965 |  |  | 2,710 | ​ |  | 178 | ​ |  | 2,888
​ |  | $ | 2,931 | ​ | $ | 202 | ​ | $ | 3,133 | ​ | $ | 2,853 | ​ | $ | 209 | ​ | $ | 3,062
Changes to Landfill and Environmental Remediation Liabilities | ​ The changes to landfill and environmental remediation liabilities for the nine months ended September 30, 2024 are reflected in the table below (in millions):
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | ​ | ​ | ​ | Environmental
​ |  | Landfill |  | Remediation
December 31, 2023 | ​ | $ | 2,853 | ​ | $ | 209
Obligations incurred and capitalized | ​ |  | 69 |  |  | —
Obligations settled | ​ |  | (98) |  |  | (19)
Interest accretion | ​ |  | 99 |  |  | —
Revisions in estimates | ​ |  | 9 |  |  | 12
Acquisitions, divestitures and other adjustments | ​ |  | (1) |  |  | —
September 30, 2024 | ​ | $ | 2,931 | ​ | $ | 202
​

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- Definition Tabular disclosure of material liabilities for remediation, site restoration, postclosure, monitoring commitments, or other exit costs that may occur on the sale, disposal or abandonment of a property as a result of unanticipated contamination of the assets. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 450 -SubTopic 20 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 5.Y.Q4) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480102/450-20-S99-1 + Details
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- Definition Asset Retirement Obligation And Environmental Remediation Rollforward Analysis Table [Text Block] + References No definition available. + Details
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