Divestitures and Discontinued Operations (Narrative) (Details) (USD $)			3 Months Ended		6 Months Ended		3 Months Ended	6 Months Ended		3 Months Ended	12 Months Ended	3 Months Ended
	Jun. 30, 2011	Dec. 31, 2010	Jun. 30, 2011 Hussmann Divestiture [Member]	Mar. 31, 2011 Hussmann Divestiture [Member]	Jun. 30, 2011 Hussmann Divestiture [Member]	Dec. 31, 2010 Hussmann Divestiture [Member]	Sep. 30, 2010 Energy Systems Divestiture [Member]	Sep. 30, 2010 KOXKA Divestiture [Member]	Jun. 30, 2010 KOXKA Divestiture [Member]	Jun. 30, 2011 Compact Equipment [Member]	Dec. 31, 2007 Compact Equipment [Member]	Jun. 30, 2011 Other Discontinued Operations [Member]
After Tax Impairment Gain (Loss)			$ (198,000,000)	$ (186,000,000)	$ (384,000,000)		$ (8,300,000)	$ (53,900,000)	$ (38,800,000)			$ (21,000,000)
Fair value less cost to sell			600,000,000	800,000,000	600,000,000
Assets held for sale	748,500,000	1,082,500,000	747,300,000	913,000,000	747,300,000	1,081,300,000
Liabilities held for sale	197,600,000	152,100,000	197,600,000	160,000,000	197,600,000	152,100,000
Accumulated other comprehensive income (loss)	(39,500,000)	(325,000,000)	51,000,000	47,000,000	51,000,000
Gross proceeds from sale of businesses											4,900,000,000
Purchase Price Adjustments										48,300,000
Incentive plan dispute, recorded liability												33,500,000
Maximum amount of damages sought by plaintiffs												$ 115,000,000