Deferred Tax Assets and Liabilities (Detail) (USD $) In Millions, unless otherwise specified	Dec. 31, 2011	Dec. 31, 2010
Schedule of Deferred Income Tax Assets and Liabilities [Line Items]
Net operating loss carryforwards	$ 885	$ 845
Postretirement benefits, including pension	217	207
Research and development costs	112	96
Expense accruals	100	206
Foreign tax credits recoverable	86	107
Other tax credits recoverable	47	41
Capital loss carryforwards	30	31
Inventory reserves	18	8
Postemployment and other benefits	8	15
Other	23	10
Total	1,526	1,566
Valuation allowance	(1,334)	(1,345)
Deferred tax assets	192	221
Unremitted earnings	(117)	(106)
Goodwill and other intangibles	(99)	(123)
Depreciation	(20)	(63)
Other	(19)	(13)
Deferred tax liabilities	(255)	(305)
Net deferred tax liabilities	$ (63)	$ (84)