CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Income Statement [Abstract]
Net sales	$ 2,204	$ 2,204	$ 6,757	$ 6,353
Cost of sales	1,509	1,451	4,589	4,109
Gross profit	695	753	2,168	2,244
Selling, general and administrative expenses	344	368	1,056	1,057
Operating profit	351	385	1,112	1,187
Other income (expense), net:
Interest expense	(29)	(26)	(82)	(253)
Other, net	(12)	(17)	4	(438)
Total other income (expense), net	(41)	(43)	(78)	(691)
Income before income taxes	310	342	1,034	496
Income tax expense	77	103	255	158
Net income	233	239	779	338
Less: Net income attributable to noncontrolling interest	15	19	50	60
Net income attributable to Masco Corporation	$ 218	$ 220	$ 729	$ 278
Basic:
Net income (in dollars per share)	$ 0.97	$ 0.89	$ 3.14	$ 1.08
Diluted:
Net income (in dollars per share)	$ 0.97	$ 0.89	$ 3.13	$ 1.07