Asbestos-Related Liabilities - Narrative (Details) $ in Millions	3 Months Ended
	Mar. 31, 2022 USD ($) inactiveClaim	Dec. 31, 2021
Liability for Asbestos and Environmental Claims [Abstract]
Holding period for insulation operations (in days)	90 days
Liability for asbestos and environmental claims net claims paid	$ 3
Inactive claims (in claims) | inactiveClaim	19,000
Accrued asbestos claims and related legal costs	$ 234
Unasserted claims	$ 192
Percentage of claims that do not specify damages		82.00%