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Landfill and Environmental Costs (Details) (USD $)
In Millions, unless otherwise specified |
Mar. 31, 2013
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Dec. 31, 2012
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Mar. 31, 2012
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Dec. 31, 2011
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| Summary of landfill and environmental liabilities | ||||
| Final capping, closure and post-closure liabilities | $ 1,053.4 | $ 1,052.4 | $ 1,055.2 | $ 1,037.0 |
| Remediation | 557.3 | 563.7 | 530.0 | 543.7 |
| Total accrued landfill and environmental costs | 1,610.7 | 1,616.1 | ||
| Less: Current portion | (189.4) | (195.5) | ||
| Long-term portion | $ 1,421.3 | $ 1,420.6 |
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- Definition
Landfill and environmental liabilities. No definition available.
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- Details
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- Definition
Total costs accrued as of the balance sheet date for environmental loss contingencies. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The amount of estimated costs accrued as of the balance sheet date to comply with regulatory requirements pertaining to the retirement of a waste management facility (such as a landfill or waste treatment facility). Represents the portion that will be paid within one year or the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
The estimated amount of costs required as of the balance sheet date to comply with regulatory requirements pertaining to the retirement of a waste management facility, which will be paid after one year or beyond the normal operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- 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/presentationRef
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