Write-downs, Reserves, and Project Opening Costs, net of Recoveries (Tables)

3 Months Ended

Mar. 31, 2014

Disclosure Writedowns Reserves And Project Opening Costs Net Of Recoveries Components Of Write Downs Reserves And Project Opening Costs Net Of Recoveries [Abstract]

Components of Write-Downs, Reserves, and Project Opening Costs, Net of Recoveries

	Three Months Ended March 31,
(In millions)	2014			2013
Remediation costs	$	3.9		$	12.1
Divestitures and abandonments	8.5			1.8
Project opening costs	13.2			1.7
Other	(1.6		)	5.1
Total write-downs, reserves, and project opening costs, net of recoveries	$	24.0		$	20.7