Litigation And Contingencies (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2012	Dec. 31, 2011
Product liability reserves	$ 41.5	$ 39.7
Range of possible loss, maximum	4.0
Environmental remediation reserve	22.2
Estimated present value of long term obligation	18.7
Undiscounted obligation value	26.7
Discount rate on obligation	5.00%
Minimum [Member]
Minimum estimated environmental cost	21.6
Maximum [Member]
Maximum estimated environmental cost	$ 25.6
Lower Passaic River Matter [Member]
Number Of Company Subsidiaries That Are Named Defendants	2
Number Of Former Company Facilities Involved In Environmental Litigation Matter	2
Number of Third Party Defendants	300
Number of General Notice Letter Recipients Involved In Remedial Investigation and Feasibility Study	72