Earnings Per Share (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 28, 2014	Mar. 29, 2013
Numerator:
Net Earnings	$ 398	$ 462
Denominator:
Average Common Shares Outstanding (in shares)	1,008	1,022
Other Potentially Dilutive Common Shares (in shares)	0	1
Average Common Shares Outstanding, Assuming Dilution (in shares)	1,008	1,023
Net Earnings Per Share, Basic (in dollars per share):	$ 0.40	$ 0.45
Net Earnings Per Share, Assuming Dilution (in dollars per share):	$ 0.40	$ 0.45