Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Sep. 25, 2015	Sep. 26, 2014	Sep. 25, 2015	Sep. 26, 2014
Numerator:
Net Earnings	$ 507	$ 509	$ 1,502	$ 1,436
Dividend Equivalents on Restricted Stock	0	0	(1)	(1)
Net Earnings, Attributable to Common Shareholders	$ 507	$ 509	$ 1,501	$ 1,435
Denominator:
Average Common Shares Outstanding (in shares)	981	999	986	1,003
Other Potentially Dilutive Common Shares (in shares)	1	0	1	1
Average Common Shares Outstanding, Assuming Dilution (in shares)	982	999	987	1,004
Net Earnings Per Share, Basic (in dollars per share)	$ 0.52	$ 0.51	$ 1.52	$ 1.43
Net Earnings Per Share, Assuming Dilution (in dollars per share)	$ 0.52	$ 0.51	$ 1.52	$ 1.43