Employee Benefit Plans (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Germany
Defined Contribution Plan Disclosure [Line Items]
Employee benefit plan obligations	$ 46.5	$ 40.9
Periodic pension cost	3.6	5.9	$ 7.6
Germany | Other (income) expense, net
Defined Contribution Plan Disclosure [Line Items]
Periodic pension cost	0.8	1.8	2.1
Switzerland
Defined Contribution Plan Disclosure [Line Items]
Unfunded net pension	51.5	49.9
Employee benefit plan obligations	239.6	193.7
Pension cost (reversal)	$ 17.6	$ 20.0	$ 21.5
Percentage Of Minimum Investment Return	1.75%	2.00%	1.00%
Switzerland | Other (income) expense, net
Defined Contribution Plan Disclosure [Line Items]
Pension cost (reversal)	$ 5.1	$ 5.3	$ 3.5
Deferred Compensation Plan
Defined Contribution Plan Disclosure [Line Items]
Deferred compensation liability	$ 134.6	131.9
United States
Defined Contribution Plan Disclosure [Line Items]
Minimum qualifying age for employee benefit plan	21 years
Expenses related to savings plan	$ 55.9	$ 56.0	$ 58.4