Restructuring Activities (Schedule of Changes in Restructuring Reserve) (Details) (USD $) In Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011		Sep. 30, 2010
Restructuring Reserve, Beginning Balance			$ 28.0
Additions, net of reversals	13.4	15.0	19.3		34.6
Cash and non-cash uses			(29.8)
Currency translation			0.2
Restructuring Reserve, Ending Balance	17.7		17.7
Climate Solutions [Member]
Restructuring Reserve, Beginning Balance			3.2
Additions, net of reversals	8.3	8.0	13.9		20.2
Cash and non-cash uses			(11.5)
Currency translation			0
Restructuring Reserve, Ending Balance	5.6		5.6
Residential Solutions [Member]
Restructuring Reserve, Beginning Balance			3.2
Additions, net of reversals	2.2	0.2	2.4		1.1
Cash and non-cash uses			(3.7)
Currency translation			0
Restructuring Reserve, Ending Balance	1.9		1.9
Industrial Technologies [Member]
Restructuring Reserve, Beginning Balance			10.1
Additions, net of reversals	1.9	6.3	3.1	[1]	10.4
Cash and non-cash uses			(7.7)
Currency translation			0
Restructuring Reserve, Ending Balance	5.5		5.5
Restructuring Reserve, Accrual Adjustment			6.7
Security Technologies [Member]
Restructuring Reserve, Beginning Balance			8.1
Additions, net of reversals	0.7	(0.1)	(0.4)	[2]	2.4
Cash and non-cash uses			(6.3)
Currency translation			0.2
Restructuring Reserve, Ending Balance	1.6		1.6
Restructuring Reserve, Accrual Adjustment			2.2
Corporate and Other [Member]
Restructuring Reserve, Beginning Balance			3.4
Additions, net of reversals	0.3	0.6	0.3		0.5
Cash and non-cash uses			(0.6)
Currency translation			0
Restructuring Reserve, Ending Balance	$ 3.1		$ 3.1

[1] Amount includes the reversal of $6.7 million of previously accrued restructuring charges.

[2] Amount includes the reversal of $2.2 million of previously accrued restructuring charges.