Restructuring, Impairment and Integration Charges Summary of Restructuring and Impairment Charges (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 11, 2016	Jun. 13, 2015	Jun. 11, 2016	Jun. 13, 2015
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions	$ 49	$ 25	$ 79	$ 61
Other Restructuring Costs	(3)	10	(2)	10
Total restructuring and impairment charges and other productivity initiatives	46	35	77	71
2014 Productivity Plan [Member] [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions	49	21	79	51
Productivity Plan [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring, Settlement and Impairment Provisions	$ 0	$ 4	$ 0	$ 10