CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (Unaudited) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Income Statement [Abstract]
Net sales	$ 1,877	$ 1,839	$ 5,598	$ 5,427
Cost of sales	1,263	1,250	3,715	3,706
Gross profit	614	589	1,883	1,721
Selling, general and administrative expenses	345	331	1,045	1,019
Operating profit	269	258	838	702
Other income (expense), net:
Interest expense	(43)	(54)	(186)	(171)
Other, net	1	(6)	5	(2)
Total other income (expense), net	(42)	(60)	(181)	(173)
Income from continuing operations before income taxes	227	198	657	529
Income tax expense	(81)	(77)	(229)	(219)
Income from continuing operations	146	121	428	310
Loss from discontinued operations, net	0	0	0	(1)
Net income	146	121	428	309
Less: Net income attributable to noncontrolling interest	12	10	35	29
Net income attributable to Masco Corporation	$ 134	$ 111	$ 393	$ 280
Basic:
Income from continuing operations (in dollars per share)	$ 0.41	$ 0.33	$ 1.18	$ 0.81
Income (loss) from discontinued operations, net (in dollars per share)	0.00	0.00	0.00	0.00
Net income (in dollars per share)	0.41	0.33	1.18	0.81
Diluted:
Income from continuing operations (in dollars per share)	0.40	0.32	1.17	0.81
Income (loss) from discontinued operations, net (in dollars per share)	0.00	0.00	0.00	0.00
Net income (in dollars per share)	$ 0.40	$ 0.32	$ 1.17	$ 0.80
Amounts attributable to Masco Corporation:
Income from continuing operations	$ 134	$ 111	$ 393	$ 281
Net income attributable to Masco Corporation	$ 134	$ 111	$ 393	$ 280