Asbestos-Related Liabilities - Narrative (Details) inactiveClaim in Thousands, $ in Millions	3 Months Ended	12 Months Ended
	Mar. 31, 2026 USD ($) inactiveClaim	Dec. 31, 2025 USD ($)
Movement in Liability for Asbestos and Environmental Claims [Abstract]
Holding period for insulation operations	90 days
Liability for asbestos and environmental claims net claims paid	$ 2
Inactive claims (in claims) | inactiveClaim	19
Accrued asbestos claims and related legal costs	$ 175
Unasserted claims	$ 112
Claims that do not specify damages (as a percent)		83.00%
Share of Compensatory Damages
Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense [Line Items]
Litigation settlement, amount		$ 4
Share of Punitive Damages
Causes of Increase (Decrease) in Liability for Unpaid Claims and Claims Adjustment Expense [Line Items]
Litigation settlement, amount		$ 7