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GOODWILL AND OTHER INTANGIBLE ASSETS - Changes in the Carrying Amount of Goodwill (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Goodwill [Line Items]
Gross Goodwill	$ 978	$ 924	$ 926
Accumulated Impairment Losses	(415)	(415)	(415)
Changes in the carrying amount of goodwill
Beginning balance	509	511
Acquisitions	41	0
Other	13	(2)
Ending balance	563	509
Plumbing Products
Goodwill [Line Items]
Gross Goodwill	613	566	568
Accumulated Impairment Losses	(340)	(340)	(340)
Changes in the carrying amount of goodwill
Beginning balance	226	228
Acquisitions	34	0
Other	13	(2)
Ending balance	273	226
Decorative Architectural Products
Goodwill [Line Items]
Gross Goodwill	365	358	358
Accumulated Impairment Losses	(75)	(75)	$ (75)
Changes in the carrying amount of goodwill
Beginning balance	283	283
Acquisitions	7	0
Other	0	0
Ending balance	$ 290	$ 283

X

- Definition

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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Amount before accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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+ References

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