Environmental (Schedule of Environmental Ownership and Liability Percentages) (Details) - USD ($) $ in Millions		Dec. 31, 2025	Dec. 31, 2024
Environmental Disclosure [Line Items]
Reserves		$ 73	$ 63
InfraServ GmbH & Co. Gendorf KG
Environmental Disclosure [Line Items]
Ownership percentage		30.00%
Liability percentage		10.00%
Reserves	[1]	$ 9
InfraServ GmbH & Co. Hoechst KG
Environmental Disclosure [Line Items]
Ownership percentage		31.00%
Liability percentage		42.00%
Reserves	[1]	$ 68
Yncoris GmbH & Co. KG
Environmental Disclosure [Line Items]
Ownership percentage		22.00%
Liability percentage		23.00%
Reserves	[1]	$ 1

[1] Gross reserves maintained by the respective entity.