Benefit Plans, Pension Obligation and Funded Status (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Benefit Plans [Abstract]
Employee vesting period for defined benefit plans	5 years
Employer Contributions [Abstract]
Maximum percentage of total benefit obligation represented by international pension plans	22.00%
Change in plan assets [Roll Forward]
Beginning fair value	$ 358.2
Ending fair value	381.3	$ 358.2
Pension Benefits [Member]
Change in benefit obligations [Roll Forward]
Beginning projected benefit obligation	534.3	484.4
Service cost	7.7	7.7	$ 6.8
Interest cost	7.9	10.5	14.0
Actuarial (gain)/loss	(23.8)	56.5
Benefits paid	(12.4)	(12.3)
Settlements	(16.3)	(18.4)
Foreign exchange impact	(2.7)	5.5
Other	0.3	0.4
Ending projected benefit obligation	495.0	534.3	484.4
Change in plan assets [Roll Forward]
Beginning fair value	358.2	340.0
Actual return on plan assets	44.0	31.1
Employer contributions	10.7	11.8
Plan participants' contributions	0.3	0.3
Benefits paid	(12.4)	(12.2)
Settlements	(17.1)	(16.9)
Foreign exchange impact	(2.3)	4.1
Ending fair value	381.4	358.2	340.0
Defined benefit plan, funded (unfunded) status of plan [Abstract]
Funded status	(113.6)	(176.1)
Post-Retirement Benefits [Member]
Change in benefit obligations [Roll Forward]
Beginning projected benefit obligation	4.6	5.9
Service cost	0.1	0.2	0.2
Interest cost	0.1	0.2	0.2
Actuarial (gain)/loss	(0.3)	(1.3)
Benefits paid	(0.5)	(0.4)
Settlements	(1.6)	0.0
Foreign exchange impact	(0.1)	0.0
Other	0.0	0.0
Ending projected benefit obligation	2.3	4.6	5.9
Change in plan assets [Roll Forward]
Beginning fair value	0.0	0.0
Actual return on plan assets	0.0	0.0
Employer contributions	0.5	0.4
Plan participants' contributions	0.0	0.0
Benefits paid	(0.5)	(0.4)
Settlements	0.0	0.0
Foreign exchange impact	0.0	0.0
Ending fair value	0.0	0.0	$ 0.0
Defined benefit plan, funded (unfunded) status of plan [Abstract]
Funded status	$ (2.3)	$ (4.6)