Other Current Liabilities and Other Liabilities - Changes in Company's Accrued Product Warranty Costs (Detail) (USD $) In Millions, unless otherwise specified	6 Months Ended
	Jun. 28, 2013	Jun. 29, 2012
Accrued product warranty costs:
Balance at January 1	$ 93	$ 94
Acquisitions during the period		2
Accruals for product warranties issued during the period	34	42
Settlements made during the period	(39)	(38)
Balance at end of period	$ 88	$ 100