Pension (Details) - Pension Plan - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Non-U.S. Plan
Defined Benefit Plan, Net Periodic Benefit Cost
Service Cost	$ 1,300,000	$ 1,100,000	$ 2,800,000	$ 2,100,000
Interest Cost	1,600,000	1,400,000	3,200,000	2,700,000
Expected Return on Plan Assets	(2,000,000.0)	(1,900,000)	(4,100,000)	(3,700,000)
Amortization
Net Actuarial Loss	300,000	200,000	600,000	300,000
Prior Service Cost	300,000	0	800,000	0
Total Pension (Benefit) Expense	1,500,000	800,000	3,300,000	1,400,000
Qualified Plan | U.S. Plan
Defined Benefit Plan, Net Periodic Benefit Cost
Service Cost	14,600,000	13,700,000	29,200,000	27,400,000
Interest Cost	15,800,000	15,500,000	31,600,000	31,000,000.0
Expected Return on Plan Assets	(29,300,000)	(30,600,000)	(58,600,000)	(61,200,000)
Amortization
Net Actuarial Loss	5,000,000.0	1,900,000	10,000,000.0	3,800,000
Total Pension (Benefit) Expense	6,100,000	500,000	12,200,000	1,000,000.0
Contribution to pension plan			0	125,000,000.0
Non-Qualified Plan | U.S. Plan
Defined Benefit Plan, Net Periodic Benefit Cost
Service Cost	1,200,000	1,200,000	2,400,000	2,400,000
Interest Cost	1,300,000	1,300,000	2,600,000	2,600,000
Amortization
Net Actuarial Loss	1,100,000	1,100,000	2,200,000	2,200,000
Total Pension (Benefit) Expense	$ 3,600,000	$ 3,600,000	7,200,000	7,200,000
Contribution to pension plan			$ 7,200,000	$ 12,900,000