Goodwill and Other Intangible Assets - Goodwill Rollforward (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2016	Dec. 31, 2015
Goodwill [Roll Forward]
Goodwill, Gross	$ 2,052	$ 2,047
Accumulated Impairment Losses	(1,208)	(1,208)
Beginning balance	839
Other	5
Ending balance	844
Plumbing Products
Goodwill [Roll Forward]
Goodwill, Gross	530	525
Accumulated Impairment Losses	(340)	(340)
Beginning balance	185
Other	5
Ending balance	190
Decorative Architectural Products
Goodwill [Roll Forward]
Goodwill, Gross	294	294
Accumulated Impairment Losses	(75)	(75)
Beginning balance	219
Other	0
Ending balance	219
Cabinetry Products
Goodwill [Roll Forward]
Goodwill, Gross	240	240
Accumulated Impairment Losses	(59)	(59)
Beginning balance	181
Other	0
Ending balance	181
Windows and Other Specialty Products
Goodwill [Roll Forward]
Goodwill, Gross	988	988
Accumulated Impairment Losses	(734)	$ (734)
Beginning balance	254
Other	0
Ending balance	$ 254