Restructuring Charges (Details) $ in Millions	3 Months Ended
	Mar. 31, 2019 USD ($)
Information regarding restructuring charges
Charges Incurred in 2019	$ 0.5
Charges Incurred to Date	22.3
Total Charges Expected to be Incurred	22.7
Residential Heating & Cooling [Member]
Information regarding restructuring charges
Charges Incurred in 2019	0.0
Charges Incurred to Date	2.0
Total Charges Expected to be Incurred	2.0
Commercial Heating & Cooling [Member]
Information regarding restructuring charges
Charges Incurred in 2019	(0.1)
Charges Incurred to Date	2.5
Total Charges Expected to be Incurred	2.5
Refrigeration [Member]
Information regarding restructuring charges
Charges Incurred in 2019	0.6
Charges Incurred to Date	15.5
Total Charges Expected to be Incurred	15.9
Corporate & Other [Member]
Information regarding restructuring charges
Charges Incurred in 2019	0.0
Charges Incurred to Date	2.3
Total Charges Expected to be Incurred	2.3
Severance and Related Expense [Member]
Information regarding restructuring charges
Charges Incurred in 2019	0.6
Charges Incurred to Date	13.6
Total Charges Expected to be Incurred	14.0
Asset Write-offs and Accelerated Depreciation [Member]
Information regarding restructuring charges
Charges Incurred in 2019	0.0
Charges Incurred to Date	3.2
Total Charges Expected to be Incurred	3.2
Lease Termination [Member]
Information regarding restructuring charges
Charges Incurred in 2019	(0.1)
Charges Incurred to Date	0.8
Total Charges Expected to be Incurred	0.8
Other [Member]
Information regarding restructuring charges
Charges Incurred in 2019	0.0
Charges Incurred to Date	4.7
Total Charges Expected to be Incurred	$ 4.7