Retirement Plans and Postretirement Medical Benefits (Pretax Amounts Recognized in AOCL) (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Nonpension postretirement benefit plans
Defined Benefit Plan Disclosure [Line Items]
Net actuarial (gain) loss	$ (18,511)	$ (14,360)
United States \| Pension Benefits
Defined Benefit Plan Disclosure [Line Items]
Net actuarial (gain) loss	633,733	717,530
Prior service (credit) cost	(65)	(85)
Transition asset	0	0
Total	633,668	717,445
Foreign \| Pension Benefits
Defined Benefit Plan Disclosure [Line Items]
Net actuarial (gain) loss	350,007	331,536
Prior service (credit) cost	6,969	7,266
Transition asset	(7)	(7)
Total	$ 356,969	$ 338,795

Amount, before tax, of accumulated other comprehensive (income) loss for defined benefit plan, that has not been recognized in net periodic benefit cost (credit).

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