CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Income Statement [Abstract]
Net sales	$ 1,720	$ 1,659
Cost of sales	1,151	1,164
Gross profit	569	495
Selling, general and administrative expenses	335	330
Operating profit	234	165
Other income (expense), net:
Interest expense	(56)	(56)
Other, net	(1)	1
Total other income (expense), net	(57)	(55)
Income from continuing operations before income taxes	177	110
Income tax expense	(58)	(40)
Income from continuing operations	119	70
Income from discontinued operations, net	0	3
Net income	119	73
Less: Net income attributable to noncontrolling interest	10	9
Net income attributable to Masco Corporation	$ 109	$ 64
Basic:
Income from continuing operations (in dollars per share)	$ 0.33	$ 0.17
Income (loss) from discontinued operations, net (in dollars per share)	0.00	0.01
Net income (in dollars per share)	0.33	0.18
Diluted:
Income from continuing operations (in dollars per share)	0.32	0.17
Income (loss) from discontinued operations, net (in dollars per share)	0.00	0.01
Net income (in dollars per share)	$ 0.32	$ 0.18
Amounts attributable to Masco Corporation:
Income from continuing operations	$ 109	$ 61
Income from discontinued operations, net	0	3
Net income attributable to Masco Corporation	$ 109	$ 64