Restructuring (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2018	Dec. 31, 2017
Restructuring Program [Roll Forward]
Balance at beginning of period	$ 20.9
Charged to expense - Termination benefits	0.3
Charged to expense - Other	1.4
Payments	(7.2)
Other, net	0.1
Balance at end of period	15.5
Restructuring Reserves [Abstract]
Restructuring reserves included in accrued liabilities		$ 4.1	$ 6.5
Restructuring reserves included in other liabilities		$ 0.2	0.2
Industrials Restructuring Program [Member]
Restructuring Program [Roll Forward]
Balance at beginning of period	11.1
Charged to expense - Termination benefits	0.6
Charged to expense - Other	0.8
Payments	(4.6)
Other, net	0.1
Balance at end of period	8.0
Industrials Restructuring Program [Member] | Other Operating Expense, Net [Member]
Restructuring Costs [Abstract]
Restructuring costs incurred to date			38.5
Energy Restructuring Program [Member]
Restructuring Program [Roll Forward]
Balance at beginning of period	5.6
Charged to expense - Termination benefits	(0.2)
Charged to expense - Other	0.6
Payments	(2.1)
Other, net	(0.1)
Balance at end of period	3.8
Energy Restructuring Program [Member] | Other Operating Expense, Net [Member]
Restructuring Costs [Abstract]
Restructuring costs incurred to date			6.3
Medical Restructuring Program [Member]
Restructuring Program [Roll Forward]
Balance at beginning of period	4.2
Charged to expense - Termination benefits	(0.1)
Charged to expense - Other	0.0
Payments	(0.5)
Other, net	0.1
Balance at end of period	$ 3.7
Medical Restructuring Program [Member] | Other Operating Expense, Net [Member]
Restructuring Costs [Abstract]
Restructuring costs incurred to date			$ 3.2