v2.4.0.6

Landfill and Environmental Costs (Details) (USD $) In Millions, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012	Mar. 31, 2012	Dec. 31, 2011
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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Total costs accrued as of the balance sheet date for environmental loss contingencies.

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