Restructuring - Restructuring Charges By Statement of Operations Account (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Schedule of restructuring and related costs
Restructuring Charges	$ 65.0	$ 49.4	$ 59.4
Cost of sales - services
Schedule of restructuring and related costs
Restructuring Charges	17.8	27.3	18.4
Cost of sales - products
Schedule of restructuring and related costs
Restructuring Charges	10.8	1.9	7.1
Selling and administrative expense
Schedule of restructuring and related costs
Restructuring Charges	33.4	21.3	28.8
Research, development and engineering expense
Schedule of restructuring and related costs
Restructuring Charges	$ 3.0	$ (1.1)	$ 5.1