Retirement Programs - Narrative (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Defined Benefit Plan Disclosure [Line Items]
Pension contributions	$ 7	$ 5
Minimum
Defined Benefit Plan Disclosure [Line Items]
Required contributions to pension plans	25
Maximum
Defined Benefit Plan Disclosure [Line Items]
Required contributions to pension plans	$ 35