Segment Information (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Segment Information
Net sales	$ 1,947	$ 1,904	$ 5,787	$ 5,743
Operating Profit (Loss)	316	286	918	870
Other income (expense), net	(47)	(38)	(135)	(129)
Income from continuing operations before income taxes	269	248	783	741
North America
Segment Information
Net sales	1,605	1,565	4,752	4,653
International, principally Europe
Segment Information
Net sales	342	339	1,035	1,090
Plumbing Products
Segment Information
Net sales	1,006	992	2,958	2,995
Plumbing Products \| North America
Segment Information
Net sales	664	653	1,923	1,905
Plumbing Products \| International, principally Europe
Segment Information
Net sales	342	339	1,035	1,090
Decorative Architectural Products
Segment Information
Net sales	710	673	2,110	2,024
Decorative Architectural Products \| North America
Segment Information
Net sales	710	673	2,110	2,024
Decorative Architectural Products \| International, principally Europe
Segment Information
Net sales	0	0	0	0
Cabinetry Products
Segment Information
Net sales	231	239	719	724
Cabinetry Products \| North America
Segment Information
Net sales	231	239	719	724
Cabinetry Products \| International, principally Europe
Segment Information
Net sales	0	0	0	0
Operating Segments
Segment Information
Net sales	1,947	1,904	5,787	5,743
Operating Profit (Loss)	339	304	989	934
Operating Segments \| Plumbing Products
Segment Information
Net sales	1,006	992	2,958	2,995
Operating Profit (Loss)	179	177	530	534
Operating Segments \| Decorative Architectural Products
Segment Information
Net sales	710	673	2,110	2,024
Operating Profit (Loss)	134	104	380	338
Operating Segments \| Cabinetry Products
Segment Information
Net sales	231	239	719	724
Operating Profit (Loss)	26	23	79	62
Geographic Areas
Segment Information
Net sales	1,947	1,904	5,787	5,743
Operating Profit (Loss)	339	304	989	934
Geographic Areas \| North America
Segment Information
Net sales	1,605	1,565	4,752	4,653
Operating Profit (Loss)	288	253	838	773
Geographic Areas \| International, principally Europe
Segment Information
Net sales	342	339	1,035	1,090
Operating Profit (Loss)	51	51	151	161
Corporate, Non-Segment
Segment Information
General corporate expense, net	$ (23)	$ (18)	$ (71)	$ (64)

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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