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REVENUE - Revenue (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Disaggregation of Revenue [Line Items]
Net sales	$ 2,051	$ 2,091	$ 3,852	$ 4,017
North America
Disaggregation of Revenue [Line Items]
Net sales	1,638	1,695	3,049	3,220
International
Disaggregation of Revenue [Line Items]
Net sales	413	397	802	797
Plumbing Products
Disaggregation of Revenue [Line Items]
Net sales	1,312	1,253	2,497	2,445
Plumbing Products | North America
Disaggregation of Revenue [Line Items]
Net sales	899	857	1,695	1,648
Plumbing Products | International
Disaggregation of Revenue [Line Items]
Net sales	413	397	802	797
Decorative Architectural Products
Disaggregation of Revenue [Line Items]
Net sales	738	838	1,355	1,572
Decorative Architectural Products | North America
Disaggregation of Revenue [Line Items]
Net sales	738	838	1,355	1,572
Decorative Architectural Products | International
Disaggregation of Revenue [Line Items]
Net sales	$ 0	$ 0	$ 0	$ 0

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