CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
Income Statement [Abstract]
Net sales	$ 1,926	$ 1,979
Cost of sales	1,241	1,310
Gross profit	685	669
Selling, general and administrative expenses	367	354
Operating profit	318	315
Other income (expense), net:
Interest expense	(25)	(28)
Other, net	(5)	(2)
Other income (expense), net	(30)	(30)
Income before income taxes	289	285
Income tax expense	60	64
Net income	229	221
Less: Net income attributable to noncontrolling interest	14	16
Net income attributable to Masco Corporation	$ 215	$ 205
Basic:
Net income, basic (in dollars per share)	$ 0.97	$ 0.91
Diluted:
Net income, diluted (in dollars per share)	$ 0.97	$ 0.90