Reorganization Of Businesses (Reorganization Of Businesses Accruals) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 29, 2014	Mar. 30, 2013
Restructuring Reserve [Roll Forward]
January 1, 2014	$ 109
Additional Charges	18
Adjustments	(2)	(5)
Amount Used	(40)
March 29, 2014	85
Exit costs
Restructuring Reserve [Roll Forward]
January 1, 2014	6
Additional Charges	6
Adjustments	0
Amount Used	(1)
March 29, 2014	11
Employee separation costs
Restructuring Reserve [Roll Forward]
January 1, 2014	103
Additional Charges	12	16
Adjustments	(2)
Amount Used	(39)
March 29, 2014	$ 74