Reportable Business Segments (Details 1) (USD $) In Millions, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2013		Dec. 31, 2012		Dec. 31, 2011
Net Sales
Net Sales	$ 749.5	$ 868.0	$ 913.1	$ 668.4	$ 684.9	$ 809.7	$ 840.4	$ 614.4	$ 3,199.1	[1]	$ 2,949.4	[1]	$ 2,840.9	[1]
Segment Profit (Loss)
Subtotal that includes segment profit and eliminations									300.5	[2]	224.2	[2]	197.8	[2]
Reconciliation to income from continuing operations before income taxes:
Special product quality adjustment									(2.3)		1.1		(4.3)
Items in (Gains) losses and other expenses, net that are excluded from segment profit									8.8	[3]	(0.2)	[3]	5.2	[3]
Restructuring charges	1.8		2.4						5.0		4.2		12.5
Interest expense, net									14.5		17.1		16.8
Other expense, net									0.2		0.3		0.3
Income from continuing operations before income taxes									274.3		201.7		167.3
Residential Heating & Cooling [Member]
Net Sales
Net Sales									1,583.2	[1]	1,375.8	[1]	1,259.5	[1]
Segment Profit (Loss)
Subtotal that includes segment profit and eliminations									180.1	[2]	102.9	[2]	87.6	[2]
Commercial Heating & Cooling [Member]
Net Sales
Net Sales									844.4	[1]	785.4	[1]	776.2	[1]
Segment Profit (Loss)
Subtotal that includes segment profit and eliminations									118.1	[2]	99.5	[2]	87.6	[2]
Refrigeration [Member]
Net Sales
Net Sales									771.5	[1]	788.2	[1]	805.2	[1]
Segment Profit (Loss)
Subtotal that includes segment profit and eliminations									90.2	[2]	81.9	[2]	77.5	[2]
Corporate & other [Member]
Segment Profit (Loss)
Subtotal that includes segment profit and eliminations									$ (87.9)	[2]	$ (60.1)	[2]	$ (54.9)	[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] We define segment profit and loss as a segment's income or loss from continuing operations before income taxes included in the accompanying Consolidated Statements of Operations, excluding:•Special product quality adjustments;•Certain items in Losses and other expenses, net (see table note 3 below);•Restructuring charges;•Goodwill, long-lived asset and equity method investment impairments;•Interest expense, net;•Other expense, net

[3] Items in Losses and other expenses, net that are excluded from segment profit or loss are the net change in unrealized gains and/or losses on unsettled futures contracts, special legal contingency charges, asbestos-related litigation and other items