Pension ((Benefit)) (Details) - Pension Plan - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Non-U.S. Plan
Defined Benefit Plan, Net Periodic Benefit Cost
Service Cost	$ 0.5	$ 0.4	$ 1.0	$ 0.7
Interest Cost	1.1	1.2	2.2	2.4
Expected Return on Plan Assets	(1.6)	(1.6)	(3.2)	(3.1)
Amortization
Actuarial Loss (Gain)	0.0	(0.1)	0.0	(0.2)
Total Pension (Benefit) Expense	0.0	(0.1)	0.0	(0.2)
Qualified Plan | U.S. Plan
Defined Benefit Plan, Net Periodic Benefit Cost
Service Cost	13.4	11.5	26.8	23.0
Interest Cost	13.9	13.5	27.8	27.0
Expected Return on Plan Assets	(28.9)	(25.3)	(57.8)	(50.6)
Amortization
Actuarial Loss (Gain)	1.9	0.4	3.8	0.8
Total Pension (Benefit) Expense	0.3	0.1	0.6	0.2
Contribution to pension plan			200.0	0.0
Non-Qualified Plan | U.S. Plan
Defined Benefit Plan, Net Periodic Benefit Cost
Service Cost	1.2	1.2	2.4	2.4
Interest Cost	1.2	1.3	2.4	2.6
Amortization
Actuarial Loss (Gain)	1.3	1.3	2.6	2.6
Total Pension (Benefit) Expense	$ 3.7	$ 3.8	7.4	7.6
Contribution to pension plan			$ 8.0	$ 16.5