Acquisitions, Divestitures, Collaborative Arrangement and Equity-Method Investment - Discontinued Operations - Net of Tax (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Apr. 01, 2012
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Discontinued Operation Deferred Tax Effect Of Income Loss From Discontinued Operation During Phase Out Period		$ 8
Revenues		520
Pre-tax income from discontinued operations		117
Provision for taxes on income		38	[1]
Discontinued operations-net of tax	$ 4	$ 79

[1] Includes a deferred tax benefit of $8 million.