Condensed Consolidated Statements of Comprehensive Income (Unaudited) (USD $) In Millions, unless otherwise specified	3 Months Ended
Mar. 31, 2012	Mar. 31, 2011
Condensed Consolidated Statements of Comprehensive Income [Abstract]
Net income (loss)	$ 44	$ (34)
Other Comprehensive income (loss), net of tax:
Cumulative translation adjustment	30	61
Unrealized loss on interest rate swaps
Unrealized gain on marketable securities		(13)
Unrecognized pension prior service cost and net loss, net	4	3
Other comprehensive income	34	51
Total comprehensive income	78	17
Less: Comprehensive income attributable to the noncontrolling interest	18	26
Comprehensive income (loss) attributable to Masco Corporation	$ 60	$ (9)

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