SEGMENT INFORMATION (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Net Sales
Net sales	$ 2,127	$ 2,352	$ 4,106	$ 4,553
Operating profit	403	408	718	761
Other income (expense), net	(29)	(11)	(59)	(37)
Income before income taxes	374	397	659	724
North America
Net Sales
Net sales	1,718	1,905	3,273	3,639
International, principally Europe
Net Sales
Net sales	409	447	833	914
Plumbing Products
Net Sales
Net sales	1,225	1,373	2,447	2,732
Plumbing Products | North America
Net Sales
Net sales	816	926	1,614	1,818
Plumbing Products | International, principally Europe
Net Sales
Net sales	409	447	833	914
Decorative Architectural Products
Net Sales
Net sales	902	979	1,659	1,821
Decorative Architectural Products | North America
Net Sales
Net sales	902	979	1,659	1,821
Decorative Architectural Products | International, principally Europe
Net Sales
Net sales	0	0	0	0
Operating Segments
Net Sales
Net sales	2,127	2,352	4,106	4,553
Operating profit	424	430	762	813
Operating Segments | North America
Net Sales
Net sales	1,718	1,905	3,273	3,639
Operating profit	358	356	624	656
Operating Segments | International, principally Europe
Net Sales
Net sales	409	447	833	914
Operating profit	66	74	138	157
Operating Segments | Plumbing Products
Net Sales
Net sales	1,225	1,373	2,447	2,732
Operating profit	244	238	450	466
Operating Segments | Decorative Architectural Products
Net Sales
Net sales	902	979	1,659	1,821
Operating profit	180	192	312	347
Corporate, Non-Segment
Net Sales
General corporate expense, net	$ (21)	$ (22)	$ (44)	$ (52)