Restructuring Activities (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 30, 2017	Dec. 31, 2016
Restructuring Reserve [Roll Forward]
Beginning Balance	$ 0.6	$ 1.3
Provision	14.1	6.8
Less: Payments	13.5	7.5
Ending Balance	1.2	0.6
Restructuring Costs	13.4	5.7
Total Restructuring Related Costs	0.7	1.1
Total Restructuring and Restructuring Related Costs	14.1	6.8
Expected future restructuring charges	5.3
Commercial and Industrial Systems
Restructuring Reserve [Roll Forward]
Provision	10.9	2.5
Total Restructuring and Restructuring Related Costs	10.9	2.5
Climate Solutions
Restructuring Reserve [Roll Forward]
Provision	2.5	2.6
Total Restructuring and Restructuring Related Costs	2.5	2.6
Power Transmission Solutions
Restructuring Reserve [Roll Forward]
Provision	0.7	1.7
Total Restructuring and Restructuring Related Costs	0.7	1.7
Cost of Sales
Restructuring Reserve [Roll Forward]
Provision	11.5	4.7
Restructuring Costs	10.8	4.2
Total Restructuring Related Costs	0.7	0.5
Total Restructuring and Restructuring Related Costs	11.5	4.7
Operating Expenses
Restructuring Reserve [Roll Forward]
Provision	2.6	2.1
Restructuring Costs	2.6	1.5
Total Restructuring Related Costs	0.0	0.6
Total Restructuring and Restructuring Related Costs	2.6	2.1
Employee Termination Expenses
Restructuring Reserve [Roll Forward]
Restructuring Costs	4.3	0.8
Total Restructuring Related Costs	0.7	1.1
Expected future restructuring charges	0.5
Employee Termination Expenses | Cost of Sales
Restructuring Reserve [Roll Forward]
Restructuring Costs	2.6	0.5
Total Restructuring Related Costs	0.7	0.5
Employee Termination Expenses | Operating Expenses
Restructuring Reserve [Roll Forward]
Restructuring Costs	1.7	0.3
Total Restructuring Related Costs	0.0	0.6
Facility Related Costs
Restructuring Reserve [Roll Forward]
Restructuring Costs	5.2	3.2
Expected future restructuring charges	4.8
Facility Related Costs | Cost of Sales
Restructuring Reserve [Roll Forward]
Restructuring Costs	4.3	2.9
Facility Related Costs | Operating Expenses
Restructuring Reserve [Roll Forward]
Restructuring Costs	0.9	0.3
Other Expenses
Restructuring Reserve [Roll Forward]
Restructuring Costs	3.9	1.7
Other Expenses | Cost of Sales
Restructuring Reserve [Roll Forward]
Restructuring Costs	3.9	0.8
Other Expenses | Operating Expenses
Restructuring Reserve [Roll Forward]
Restructuring Costs	$ 0.0	$ 0.9