Insurance Claim Reserves (Details) - Asbestos and Environmental Reserves - USD ($)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Liability for claims and claim adjustment expense
Asbestos and environmental claims reserves, balance	$ 1,720,000,000	$ 1,760,000,000
Specified threshold of current case reserves for inclusion in in-depth asbestos claim review	100,000
Asbestos reserves [Member]
Liability for claims and claim adjustment expense
Net losses paid	282,000,000	212,000,000	$ 245,000,000
Increase to reserves	242,000,000	284,000,000	212,000,000
Environmental reserves [Member]
Liability for claims and claim adjustment expense
Increase to reserves	$ 78,000,000	$ 93,000,000	$ 132,000,000