Segment Information (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Segment Information
Net sales	$ 2,352	$ 2,179	$ 4,553	$ 4,149
Operating Profit	408	437	761	802
Other income (expense), net	(11)	(440)	(37)	(648)
Income (loss) before income taxes	397	(3)	724	154
North America
Segment Information
Net sales	1,905	1,717	3,639	3,246
International, principally Europe
Segment Information
Net sales	447	462	914	903
Plumbing Products
Segment Information
Net sales	1,373	1,329	2,732	2,578
Plumbing Products \| North America
Segment Information
Net sales	926	867	1,818	1,675
Plumbing Products \| International, principally Europe
Segment Information
Net sales	447	462	914	903
Decorative Architectural Products
Segment Information
Net sales	979	850	1,821	1,571
Decorative Architectural Products \| North America
Segment Information
Net sales	979	850	1,821	1,571
Decorative Architectural Products \| International, principally Europe
Segment Information
Net sales	0	0	0	0
Operating Segments
Segment Information
Net sales	2,352	2,179	4,553	4,149
Operating Profit	430	461	813	855
Operating Segments \| Plumbing Products
Segment Information
Net sales	1,373	1,329	2,732	2,578
Operating Profit	238	273	466	525
Operating Segments \| Decorative Architectural Products
Segment Information
Net sales	979	850	1,821	1,571
Operating Profit	192	188	347	330
Geographic Areas
Segment Information
Net sales	2,352	2,179	4,553	4,149
Operating Profit	430	461	813	855
Geographic Areas \| North America
Segment Information
Net sales	1,905	1,717	3,639	3,246
Operating Profit	356	370	656	678
Geographic Areas \| International, principally Europe
Segment Information
Net sales	447	462	914	903
Operating Profit	74	91	157	177
Corporate, Non-Segment
Segment Information
General corporate expense, net	$ (22)	$ (24)	$ (52)	$ (53)

Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.

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