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GOODWILL AND OTHER INTANGIBLE ASSETS - Schedule of Goodwill (Details) - USD ($) $ in Millions	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Goodwill [Line Items]
Gross Goodwill	$ 999	$ 973	$ 1,043
Accumulated Impairment Losses	(376)	(376)	(440)
Net Goodwill	623	597	604
Plumbing Products
Goodwill [Line Items]
Gross Goodwill	694	667	677
Accumulated Impairment Losses	(301)	(301)	(301)
Net Goodwill	393	367	377
Decorative Architectural Products
Goodwill [Line Items]
Gross Goodwill	305	305	366
Accumulated Impairment Losses	(75)	(75)	(139)
Net Goodwill	$ 230	$ 230	$ 227

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