Restructuring Charges (Restructuring Charges for Ongoing Activities) (Details) $ in Millions	12 Months Ended
	Dec. 31, 2016 USD ($)
Restructuring Cost and Reserve [Line Items]
Incurred in 2016	$ 1.8
Incurred to Date	15.6
Total Expected to be Incurred	16.0
Residential Heating and Cooling [Member]
Restructuring Cost and Reserve [Line Items]
Incurred in 2016	0.0
Incurred to Date	0.9
Total Expected to be Incurred	0.9
Commercial Heating and Cooling [Member]
Restructuring Cost and Reserve [Line Items]
Incurred in 2016	0.2
Incurred to Date	1.1
Total Expected to be Incurred	1.1
Refrigeration [Member]
Restructuring Cost and Reserve [Line Items]
Incurred in 2016	(0.1)
Incurred to Date	11.9
Total Expected to be Incurred	11.9
Corporate and Other [Member]
Restructuring Cost and Reserve [Line Items]
Incurred in 2016	1.7
Incurred to Date	1.7
Total Expected to be Incurred	2.1
Severance and Related Expense [Member]
Restructuring Cost and Reserve [Line Items]
Incurred in 2016	(0.2)
Incurred to Date	9.3
Total Expected to be Incurred	9.3
Asset Write-offs and Accelerated Depreciation [Member]
Restructuring Cost and Reserve [Line Items]
Incurred in 2016	0.3
Incurred to Date	2.4
Total Expected to be Incurred	2.4
Equipment Moves [Member]
Restructuring Cost and Reserve [Line Items]
Incurred in 2016	0.0
Lease Termination [Member]
Restructuring Cost and Reserve [Line Items]
Incurred in 2016	0.0
Incurred to Date	0.2
Total Expected to be Incurred	0.2
Other [Member]
Restructuring Cost and Reserve [Line Items]
Incurred in 2016	1.7
Incurred to Date	3.7
Total Expected to be Incurred	$ 4.1