SEGMENT INFORMATION (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Net Sales
Net sales	$ 1,979	$ 2,204	$ 6,085	$ 6,757
Operating profit	383	351	1,101	1,112
Other income (expense), net	(37)	(41)	(96)	(78)
Income before income taxes	346	310	1,005	1,034
North America
Net Sales
Net sales	1,602	1,792	4,875	5,431
International, principally Europe
Net Sales
Net sales	377	412	1,210	1,326
Plumbing Products
Net Sales
Net sales	1,191	1,324	3,638	4,056
Plumbing Products | North America
Net Sales
Net sales	814	912	2,428	2,730
Plumbing Products | International, principally Europe
Net Sales
Net sales	377	412	1,210	1,326
Decorative Architectural Products
Net Sales
Net sales	788	880	2,447	2,701
Decorative Architectural Products | North America
Net Sales
Net sales	788	880	2,447	2,701
Decorative Architectural Products | International, principally Europe
Net Sales
Net sales	0	0	0	0
Operating Segments
Net Sales
Net sales	1,979	2,204	6,085	6,757
Operating profit	404	371	1,166	1,184
Operating Segments | North America
Net Sales
Net sales	1,602	1,792	4,875	5,431
Operating profit	348	305	972	961
Operating Segments | International, principally Europe
Net Sales
Net sales	377	412	1,210	1,326
Operating profit	56	66	194	223
Operating Segments | Plumbing Products
Net Sales
Net sales	1,191	1,324	3,638	4,056
Operating profit	223	220	673	686
Operating Segments | Decorative Architectural Products
Net Sales
Net sales	788	880	2,447	2,701
Operating profit	181	151	493	498
Corporate, Non-Segment
Net Sales
General corporate expense, net	$ (21)	$ (20)	$ (65)	$ (72)