Reportable Business Segments (Equity Method Investments) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Segment Reporting Information [Line Items]
Total income from equity method investments	$ 18.4	$ 13.4	$ 13.8
Refrigeration [Member]
Segment Reporting Information [Line Items]
Total income from equity method investments	4.0	2.8	2.5
Residential [Member]
Segment Reporting Information [Line Items]
Total income from equity method investments	$ 14.4	$ 10.6	$ 11.3