Shareholders' Equity (Details) - $ / shares	12 Months Ended
	Dec. 25, 2015	Dec. 26, 2014
Class of Stock [Line Items]
Common stock par value (dollars per share)	$ 1.00	$ 1.00
Common Stock [Member]
Class of Stock [Line Items]
Common Shares Authorized	1,800,000,000
Common Shares Issued	966,000,000
Common Shares Outstanding	966,000,000
Number of votes for each share held	1
Preferred Stock [Member]
Class of Stock [Line Items]
Preferred Shares Authorized	25,000,000
Preferred Shares Issued	0
Preferred Shares Outstanding	0