Commitments and Contingencies (Schedule of Asbestos-Related Balances) (Details) (USD $) In Millions, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Accrued expenses and other current liabilities	$ 1,468.8	$ 1,609.3
Other noncurrent liabilities	1,425.4	1,494.5
Other current assets	517.0	613.9
Other noncurrent assets	1,468.7	1,488.7
Asbestos [Member]
Accrued expenses and other current liabilities	69.7	69.7
Other noncurrent liabilities	818.7	868.6
Total asbestos-related liabilities	888.4	938.3
Other current assets	23.5	23.5
Other noncurrent assets	304.0	298.9
Total asset for probable asbestos-related insurance recoveries	327.5	322.4
IR New Jersey [Member]
Other current assets	140.6	176.0
Other noncurrent assets	952.9	906.4
IR New Jersey [Member] | Asbestos [Member]
Total asset for probable asbestos-related insurance recoveries	125.1	126.9
Trane [Member] | Asbestos [Member]
Total asset for probable asbestos-related insurance recoveries	$ 202.4	$ 195.5