Commitments and Contingencies - Respirator (Details) respirator in Millions	1 Months Ended	9 Months Ended					12 Months Ended
	Oct. 31, 2019 USD ($) respirator	Sep. 30, 2025 USD ($) party	Sep. 30, 2025 USD ($) plaintiff party	Sep. 30, 2025 USD ($) party case	Sep. 30, 2025 USD ($) lawsuit party	Sep. 30, 2025 USD ($) party	Dec. 31, 2024 plaintiff
Respirator Mask/Asbestos Litigation
Loss contingencies
Total number of named claimants | plaintiff			3,600				3,500
Number of years company has been the defendant in respirator mask/asbestos litigation (in years)		20 years
Number of total claims the Company prevailed after being taken to trial				19	20
Accrued loss contingency reserve		$ 471,000,000	$ 471,000,000	$ 471,000,000	$ 471,000,000	$ 471,000,000
Increase (decrease) accrued loss contingency reserve						28,000,000
Payments for fees and settlements related to litigation						$ 80,000,000
Respirator Mask/Asbestos Litigation - State of West Virginia
Loss contingencies
Number of additional defendants | party		2	2	2	2	2
Amount of punitive damages awarded	$ 5,000
Number of respirators sold | respirator	5
Accrued loss contingency reserve		$ 0	$ 0	$ 0	$ 0	$ 0
Respirator Mask/Asbestos Litigation - Aearo Technologies
Loss contingencies
Accrued loss contingency reserve		$ 53,000,000	$ 53,000,000	$ 53,000,000	$ 53,000,000	53,000,000
Quarterly fee paid to Cabot to retain responsibility and liability for products						$ 100,000