Other Current Liabilities and Other Liabilities - Other Current Liabilities (Detail) (USD $) In Millions, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Other Current Liabilities:
Accruals for pending and threatened litigation (see Note 19)	$ 7	$ 23
Accrued product warranty costs	75	76
Estimated costs in excess of estimated contract value to complete contracts in process in a loss position	92	79
Accrued interest	53	59
Deferred revenues	37	43
Estimated contingent purchase price payable for acquired businesses	4
Other	130	101
Total other current liabilities	$ 398	$ 381