Other Expense, Net (Schedule Of Other Expense, Net) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 27, 2014	Sep. 28, 2013	Sep. 27, 2014	Sep. 28, 2013
Other Nonoperating Income (Expense) [Abstract]
Interest income	$ (1)	$ (1)	$ (3)	$ (4)
Interest expense	21	21	63	60
Other	0	(3)	1	192
Other expense, net	$ 20	$ 17	$ 61	$ 248