Landfill and Environmental Costs - Final Capping, Closure and Post-Closure Costs (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
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| Activity in asset retirement obligation liabilities | ||||
| Asset retirement obligation liabilities, beginning of year | $ 2,313 | $ 2,144 | ||
| Non-cash additions | 34 | 39 | ||
| Acquisitions, net of divestitures and other adjustments | 6 | 1 | ||
| Asset retirement obligation adjustments | (17) | 4 | ||
| Payments | (27) | (21) | ||
| Accretion expense | $ 30 | $ 28 | 60 | 57 |
| Asset retirement obligation liabilities, end of period | 2,369 | 2,224 | 2,369 | 2,224 |
| Less: current portion | (96) | (79) | (96) | (79) |
| Long-term portion | $ 2,273 | $ 2,145 | $ 2,273 | $ 2,145 |
| X | ||||||||||
- Definition Additions due to acquisitions and other adjustments related to asset retirement obligations. No definition available.
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| X | ||||||||||
- Definition Amount of addition (reduction) of an adjustment to asset retirement obligation No definition available.
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| X | ||||||||||
- Definition Non cash asset additions related to asset retirement obligations. No definition available.
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| X | ||||||||||
- Definition The carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement 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. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of accretion expense recognized during the period that is associated with an asset retirement obligation. Accretion expense measures and incorporates changes due to the passage of time into the carrying amount of the liability. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Current portion of the carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement 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. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of asset retirement obligations settled, or otherwise disposed of, during the period. This may include asset retirement obligations transferred to third parties associated with the sale of a long-lived asset. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available.
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| X | ||||||||||
- Definition Noncurrent portion of the carrying amount of a liability for an asset retirement obligation. An asset retirement obligation is a legal obligation associated with the disposal or retirement 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. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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