Goodwill (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
	Dec. 31, 2015	Sep. 30, 2016
Goodwill [Roll Forward]
Goodwill, Beginning Balance		$ 195.1
Acquisitions / (Dispositions)		0.0
Other		3.4
Goodwill, Ending Balance	$ 195.1	198.5
Goodwill impairment charge	5.5
Residential Heating & Cooling [Member]
Goodwill [Roll Forward]
Goodwill, Beginning Balance		26.1
Acquisitions / (Dispositions)		0.0
Other		0.0
Goodwill, Ending Balance	26.1	26.1
Commercial Heating & Cooling [Member]
Goodwill [Roll Forward]
Goodwill, Beginning Balance		60.6
Acquisitions / (Dispositions)		0.0
Other		0.5
Goodwill, Ending Balance	60.6	61.1
Refrigeration [Member]
Goodwill [Roll Forward]
Goodwill, Beginning Balance		108.4
Acquisitions / (Dispositions)		0.0
Other		2.9
Goodwill, Ending Balance	$ 108.4	$ 111.3