CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Income Statement [Abstract]
Net sales	$ 2,127	$ 2,352	$ 4,106	$ 4,553
Cost of sales	1,358	1,583	2,668	3,080
Gross profit	769	769	1,438	1,473
Selling, general and administrative expenses	366	361	720	712
Operating profit	403	408	718	761
Other income (expense), net:
Interest expense	(28)	(28)	(56)	(53)
Other, net	(1)	17	(3)	16
Other income (expense), net	(29)	(11)	(59)	(37)
Income before income taxes	374	397	659	724
Income tax expense	96	103	160	178
Net income	278	294	499	546
Less: Net income attributable to noncontrolling interest	15	16	31	35
Net income attributable to Masco Corporation	$ 263	$ 278	$ 468	$ 511
Basic:
Net income, basic (in dollars per share)	$ 1.17	$ 1.19	$ 2.07	$ 2.17
Diluted:
Net income, diluted (in dollars per share)	$ 1.16	$ 1.18	$ 2.07	$ 2.15