CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Income Statement [Abstract]
Net sales	$ 7,967	$ 8,680	$ 8,375
Cost of sales	5,131	5,967	5,512
Gross profit	2,836	2,713	2,863
Selling, general and administrative expenses	1,473	1,390	1,413
Impairment charges for goodwill and other intangible assets	15	26	45
Operating profit	1,348	1,297	1,405
Other income (expense), net:
Interest expense	(106)	(108)	(278)
Other, net	(4)	4	(439)
Other income (expense), net	(110)	(104)	(717)
Income before income taxes	1,238	1,193	688
Income tax expense	278	288	210
Net income	960	905	478
Less: Net income attributable to noncontrolling interest	52	61	68
Net income attributable to Masco Corporation	$ 908	$ 844	$ 410
Basic:
Net income, basic (in dollars per share)	$ 4.03	$ 3.65	$ 1.63
Diluted:
Net income, diluted (in dollars per share)	$ 4.02	$ 3.63	$ 1.62