Other Operating (Income) Expense (Details) (USD $) In Millions, unless otherwise specified	1 Months Ended		3 Months Ended	6 Months Ended
	Jun. 30, 2012	Jan. 31, 2011	Jun. 30, 2012	Jun. 30, 2011
Other Operating (Income) Expense
Other operating (income) expense	$ (9.6)
Pre-tax gain recorded on the sale of land from a previously closed manufacturing facility			4.9
Increase in environmental remediation reserve			5.0
Unrecognized service credits as a curtailment gain in U.K. plan		5.7		5.7
Reduction in projected plan obligation		$ 1.6