Retirement Benefit Plans (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019	Dec. 31, 2019
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Effective Income Tax Rate Reconciliation, Percent	10.90%	27.20%	9.00%	24.50%
Defined Benefit Plan, Change in Funded (Unfunded) Status of Plan Due to Remeasurement	$ 2.7		$ 2.7
Other Comprehensive Income (Loss), Finalization of Pension Plan Valuation, Before Tax			3.6
Other Comprehensive Income (Loss), Finalization of Pension Plan Valuation, Net of Tax			$ 2.8
Americas [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate			2.27%		3.02%
Interest cost	0.5	$ 0.6	$ 1.5	$ 1.9
Expected return on plan assets	(1.3)	(1.1)	(3.6)	(3.4)
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement	1.2	0.0	1.2	0.0
Amortization of actuarial loss	0.5	0.5	1.5	1.5
Total	0.9	0.0	0.6	0.0
Foreign Plan [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Defined Benefit Plan, Service Cost	0.1	0.0	0.1	0.1
Interest cost	0.8	1.1	2.3	3.1
Expected return on plan assets	(2.7)	(2.5)	(8.1)	(7.7)
Amortization of actuarial loss	0.6	0.4	1.9	1.4
Total	$ (1.2)	$ (1.0)	$ (3.8)	$ (3.1)