Retirement Benefit Plans (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Americas [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Interest cost	$ 0.5	$ 0.7
Expected return on plan assets	(1.2)	(1.1)
Amortization of actuarial loss	0.5	0.5
Total	(0.2)	0.1
Foreign Plan [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Interest cost	0.8	1.1
Expected return on plan assets	(2.7)	(2.7)
Amortization of actuarial loss	0.6	0.5
Total	$ (1.3)	$ (1.1)