Commitments and Contingencies (Schedule of Asbestos-Related Balances) (Details) (USD $) In Millions	Sep. 30, 2011	Dec. 31, 2010
Other noncurrent liabilities	$ 1,528.7	$ 1,592.6
Other current assets	608.8	603.7
Other noncurrent assets	1,419.0	1,405.1
Asbestos [Member]
Accrued expenses and other current liabilities	75.5	75.5
Other noncurrent liabilities	877.9	945.0
Total asbestos-related liabilities	953.4	1,020.5
Other current assets	28.8	26.3
Other noncurrent assets	290.5	319.9
Total asset for probable asbestos-related insurance recoveries	$ 319.3	$ 346.2