CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Income Statement [Abstract]
Net sales	$ 2,149	$ 1,945	$ 4,025	$ 3,751
Cost of sales	1,540	1,424	2,908	2,746
Gross profit	609	521	1,117	1,005
Selling, general and administrative expenses	421	392	797	769
Charge for litigation settlements, net		75		73
Operating profit	188	54	320	163
Other income (expense), net:
Interest expense	(60)	(68)	(120)	(132)
Other, net	3	2	10	17
Total other income (expense), net	(57)	(66)	(110)	(115)
Income (loss) from continuing operations before income taxes	131	(12)	210	48
Income taxes	39	31	53	38
Income (loss) from continuing operations	92	(43)	157	10
Loss from discontinued operations	(5)	(24)	(14)	(33)
Net income (loss)	87	(67)	143	(23)
Less: Net income attributable to noncontrolling interest	10	8	19	19
Net income (loss)	77	(75)	124	(42)
Basic:
Income (loss) from continuing operations	$ 0.23	$ (0.15)	$ 0.39	$ (0.03)
Loss from discontinued operations	$ (0.01)	$ (0.07)	$ (0.04)	$ (0.09)
Net income (loss)	$ 0.22	$ (0.22)	$ 0.35	$ (0.12)
Diluted:
Income (loss) from continuing operations	$ 0.23	$ (0.15)	$ 0.38	$ (0.03)
Loss from discontinued operations	$ (0.01)	$ (0.07)	$ (0.04)	$ (0.09)
Net income (loss)	$ 0.21	$ (0.22)	$ 0.34	$ (0.12)
Amounts attributable to Masco Corporation:
Income (loss) from continuing operations	82	(51)	138	(9)
Loss from discontinued operations	(5)	(24)	(14)	(33)
Net income (loss)	$ 77	$ (75)	$ 124	$ (42)