Goodwill And Other Intangible Assets (Schedule Of Gross Carrying Amount Of Other Intangible Assets And Related Accumulated Amortization) (Details) (USD $) In Millions, unless otherwise specified	Mar. 30, 2013	Dec. 29, 2012
Goodwill And Other Intangible Assets [Line Items]
Gross Carrying Amount	$ 999	$ 1,032
Accumulated Amortization	376	386
Indefinite-lived intangible assets	227	158
Purchased Technology And Patents [Member]
Goodwill And Other Intangible Assets [Line Items]
Gross Carrying Amount	926	947
Accumulated Amortization	336	336
Customer Lists And Relationships [Member]
Goodwill And Other Intangible Assets [Line Items]
Gross Carrying Amount	47	57
Accumulated Amortization	27	36
Trademarks And Tradenames [Member]
Goodwill And Other Intangible Assets [Line Items]
Gross Carrying Amount	22	22
Accumulated Amortization	11	10
Indefinite-lived intangible assets	49	49
Licenses, Distribution Agreements And Other [Member]
Goodwill And Other Intangible Assets [Line Items]
Gross Carrying Amount	4	6
Accumulated Amortization	2	4
Acquired IPR&D [Member]
Goodwill And Other Intangible Assets [Line Items]
Indefinite-lived intangible assets	$ 178	$ 109