Reportable Business Segments (Details 1) (USD $) In Millions, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2014		Dec. 31, 2013		Dec. 31, 2012
Net Sales
Net Sales	$ 812.8	$ 898.4	$ 960.7	$ 695.4	$ 749.5	$ 868.0	$ 913.1	$ 668.4	$ 3,367.4	[1]	$ 3,199.1	[1]	$ 2,949.4	[1]
Segment Profit (Loss)
Subtotal that includes segment profit and eliminations									340.9	[2]	300.5	[2]	224.2	[2]
Reconciliation to income from continuing operations before income taxes:
Special product quality adjustment									(1.4)		(2.3)		1.1
Items in (Gains) losses and other expenses, net that are excluded from segment profit									4.7	[3]	8.8	[3]	(0.2)	[3]
Restructuring charges	0.6	1.0			1.8		2.4		1.9		5.0		4.2
Interest expense, net									17.2		14.5		17.1
Special inventory write down									1.0		0		0
Other expense, net									(0.1)		0.2		0.3
Income from continuing operations before income taxes									317.6		274.3		201.7
Residential Heating & Cooling [Member]
Net Sales
Net Sales									1,736.5	[1]	1,583.2	[1]	1,375.8	[1]
Segment Profit (Loss)
Subtotal that includes segment profit and eliminations									235.8	[2]	180.1	[2]	102.9	[2]
Commercial Heating & Cooling [Member]
Net Sales
Net Sales									878.5	[1]	844.4	[1]	785.4	[1]
Segment Profit (Loss)
Subtotal that includes segment profit and eliminations									124.0	[2]	118.1	[2]	99.5	[2]
Refrigeration [Member]
Net Sales
Net Sales									752.4	[1]	771.5	[1]	788.2	[1]
Segment Profit (Loss)
Subtotal that includes segment profit and eliminations									55.4	[2]	90.2	[2]	81.9	[2]
Corporate & other [Member]
Segment Profit (Loss)
Subtotal that includes segment profit and eliminations									$ (74.3)	[2]	$ (87.9)	[2]	$ (60.1)	[2]

[1] On a consolidated basis, no revenue from transactions with a single customer were 10% or greater of our consolidated net sales for any of the periods presented.

[2] {F|ahBzfndlYmZpbGluZ3MtaHJkcmoLEgZYTUxEb2MiXlhCUkxEb2NHZW5JbmZvOjliNTE5Yjk5NWZhYTRmM2VhODYwMDM3NWRhZGE1YmM5fFRleHRTZWxlY3Rpb246OTAyMDBCNTE1RjkxRkQyMUYzQkQ1QzQ4MjAzRUQyQTkM}

[3] .