CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Income Statement [Abstract]
Net sales	$ 2,352	$ 2,179	$ 4,553	$ 4,149
Cost of sales	1,583	1,388	3,080	2,658
Gross profit	769	791	1,473	1,491
Selling, general and administrative expenses	361	354	712	689
Operating profit	408	437	761	802
Other income (expense), net:
Interest expense	(28)	(25)	(53)	(227)
Other, net	17	(415)	16	(421)
Total other income (expense), net	(11)	(440)	(37)	(648)
Income (loss) before income taxes	397	(3)	724	154
Income tax expense	103	12	178	55
Net income (loss)	294	(15)	546	99
Less: Net income attributable to noncontrolling interest	16	21	35	41
Net income (loss) attributable to Masco Corporation	$ 278	$ (36)	$ 511	$ 58
Basic:
Net income (in dollars per share)	$ 1.19	$ (0.14)	$ 2.17	$ 0.21
Diluted:
Net income (in dollars per share)	$ 1.18	$ (0.14)	$ 2.15	$ 0.20