SEGMENT INFORMATION (Details) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Net Sales
Net Sales	$ 1,874	$ 1,936	$ 2,057	$ 1,777	$ 1,759	$ 1,877	$ 2,001	$ 1,720	$ 7,644	$ 7,357	$ 7,142
Operating Profit (Loss)									1,169	1,053	914
Total other income (expense), net									(284)	(223)	(225)
Income from continuing operations before income taxes									885	830	689
Assets	5,488				5,137				5,488	5,137	5,664
Export sales from U.S. included in net sales									$ 232	$ 226	$ 217
Maximum
Net Sales
Intra-company sales between segments in percentage									1.00%	1.00%	1.00%
One customer | Customer concentration risk | Sales
Net Sales
Net Sales									$ 2,535	$ 2,480	$ 2,378
UNITED STATES
Net Sales
Long-lived assets	1,582				1,508				1,582	1,508	1,487
UNITED STATES | Sales
Net Sales
Net Sales									5,821	5,605	5,407
Europe
Net Sales
Long-lived assets	482				417				482	417	427
Operating Segments
Net Sales
Net Sales									7,644	7,357	7,142
Operating Profit (Loss)									1,274	1,162	1,023
Assets	4,418				4,183				4,418	4,183	4,161
Operating Segments | Plumbing Products
Net Sales
Net Sales									3,735	3,526	3,341
Operating Profit (Loss)									698	642	512
Assets	2,260				2,009				2,260	2,009	1,972
Operating Segments | Decorative Architectural Products
Net Sales
Net Sales									2,205	2,092	2,020
Operating Profit (Loss)									434	430	403
Assets	961				894				961	894	874
Operating Segments | Cabinetry Products
Net Sales
Net Sales									934	970	1,025
Operating Profit (Loss)									90	93	51
Assets	524				537				524	537	567
Operating Segments | Windows and Other Specialty Products
Net Sales
Net Sales									770	769	756
Operating Profit (Loss)									52	(3)	57
Assets	673				743				673	743	748
Reportable Geographical Components
Net Sales
Net Sales									7,644	7,357	7,142
Operating Profit (Loss)									1,274	1,162	1,023
Assets	4,418				4,183				4,418	4,183	4,161
Reportable Geographical Components | North America
Net Sales
Net Sales									6,069	5,834	5,645
Operating Profit (Loss)									1,072	961	841
Assets	3,211				3,001				3,211	3,001	2,925
Reportable Geographical Components | International, principally Europe
Net Sales
Net Sales									1,575	1,523	1,497
Operating Profit (Loss)									202	201	182
Assets	1,207				1,182				1,207	1,182	1,236
Corporate
Net Sales
General corporate expense, net									(105)	(109)	(109)
Assets	$ 1,070				$ 954				$ 1,070	$ 954	$ 1,503