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Total costs accrued as of the balance sheet date for environmental loss contingencies.

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The gross income statement effect of insurance proceeds for each material event or transaction (that would not reasonably be expected to recur in the foreseeable future) that possesses a high degree of abnormality and are clearly unrelated to, or incidentally related to, the ordinary and typical activities of the entity.

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Commitments and Contingencies - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	41 Months Ended			3 Months Ended			6 Months Ended		12 Months Ended
	Jun. 30, 2011	Dec. 31, 2010	Jan. 31, 2008	Jun. 30, 2011 Asbestos LegalMatter	Jun. 30, 2010 Asbestos	Mar. 31, 2010 Asbestos	Jun. 30, 2011 Asbestos LegalMatter	Jun. 30, 2010 Asbestos	Dec. 31, 2010 Asbestos LegalMatter	Jun. 30, 2011 Environmental	Dec. 31, 2010 Environmental
Asbestos claims pending				27,000			27,000		30,000
Asbestos claims settled and awaiting final documentation and dismissal, with or without payment							11,000		11,000
Asbestos claims accrued				$ 96			$ 96		$ 101
Time horizon used to estimate liability							15 years
Accrued environmental liabilities										12	13
Probable recovery receivable				51			51		52	1	1
Other income, credit for recovery of past outlays claims				6
Asbestos insurance receivable, pre-tax (expense) credit					1	(2)		(1)
Other product liabilities, non-asbestos	1	1
Shares set aside for unsecured bankruptcy claims			28
Value of shares set aside for unsecured bankruptcy claims			640
Shares distributed for unsecured bankruptcy claims	24
Value of shares distributed for unsecured bankruptcy claims	558
Total shares issued for bankruptcy claims	94
Value of total shares issued for bankruptcy claims	2,186
Unsecured bankruptcy claims	2,266
Shares to be distributed for unsecured bankruptcy claims	4
Value of shares to be distributed for unsecured bankruptcy claims	$ 84