Reportable Business Segments (Net Sales and Segment Profit (Loss) and Reconciliation to Income from Continuing Operations) (Details) - USD ($)	3 Months Ended								12 Months Ended
	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Net Sales
Net Sales	$ 897,300,000	$ 1,010,000,000	$ 1,019,200,000	$ 715,200,000	$ 834,100,000	$ 955,000,000	$ 992,500,000	$ 685,800,000	$ 3,641,600,000	$ 3,467,400,000	$ 3,367,400,000
Segment Profit (Loss)
Subtotal segment profit									(469,600,000)	(377,600,000)	(340,900,000)
Reconciliation to Operating income:
Special product quality adjustments									(400,000)	(2,200,000)	(1,400,000)
Items in Losses and other expenses, net that are excluded from segment profit (loss) (2)									7,400,000	15,600,000	4,700,000
Restructuring charges									1,800,000	3,200,000	1,900,000
Pension and Other Postretirement Benefit Expense									31,400,000	0	0
Interest expense, net									27,000,000	23,600,000	17,200,000
Goodwill impairment					5,500,000				0	5,500,000	0
Asset impairment					$ 44,500,000				0	44,500,000	0
One time inventory write down									0	5,600,000	1,000,000
Operating Income (Loss)									429,400,000	305,400,000	334,700,000
Other expense, net									(300,000)	(800,000)	(100,000)
Revenue from transactions with major customers									$ 0	$ 0	$ 0
Minimum percentage of consolidated net sales from single customer									10.00%	10.00%	10.00%
Residential Heating & Cooling [Member]
Net Sales
Net Sales									$ 2,000,800,000	$ 1,866,900,000	$ 1,736,500,000
Segment Profit (Loss)
Subtotal segment profit									(348,800,000)	(278,400,000)	(235,800,000)
Reconciliation to Operating income:
Goodwill impairment									0	0
Commercial Heating & Cooling [Member]
Net Sales
Net Sales									917,900,000	887,200,000	878,500,000
Segment Profit (Loss)
Subtotal segment profit									(149,300,000)	(130,400,000)	(124,000,000)
Reconciliation to Operating income:
Goodwill impairment									0	0
Refrigeration [Member]
Net Sales
Net Sales									722,900,000	713,300,000	752,400,000
Segment Profit (Loss)
Subtotal segment profit									(68,900,000)	(52,900,000)	(55,400,000)
Reconciliation to Operating income:
Goodwill impairment									0	5,500,000
Corporate & other [Member]
Segment Profit (Loss)
Subtotal segment profit									$ (97,400,000)	$ (84,100,000)	$ (74,300,000)