GOODWILL AND OTHER INTANGIBLE ASSETS - Goodwill, Net (Details) - USD ($) $ in Millions	1 Months Ended
	May 31, 2021	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Goodwill [Line Items]
Goodwill, Gross		$ 1,028	$ 978	$ 924
Accumulated Impairment Losses		(460)	(415)	(415)
Net Goodwill		568	563	509
Goodwill, written off related to sale of business unit	$ 39
Plumbing Products
Goodwill [Line Items]
Goodwill, Gross		662	613	566
Accumulated Impairment Losses		(340)	(340)	(340)
Net Goodwill		322	273	226
Decorative Architectural Products
Goodwill [Line Items]
Goodwill, Gross		366	365	358
Accumulated Impairment Losses		(120)	(75)	(75)
Net Goodwill		$ 246	$ 290	$ 283