Stockholders' Equity (Details) - USD ($) $ / shares in Units, $ in Thousands, shares in Millions	6 Months Ended
	Jun. 26, 2015	Jun. 27, 2014
Stockholders' Equity Note [Abstract]
Stock Repurchase Program, Number of Shares Authorized to be Repurchased	233.0
Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased	16.0
Stock Repurchased and Retired, Share, Total	217.0
Payment For Stock Repurchased and Retired, Total	$ 5,000,000
Stock Repurchased and Retired During Period, Shares	1.6	10.6
Payments for Repurchase of Common Stock	$ 57,507	$ 358,808
Common Stock Repurchased and Retired During The Period, Average Cost Per Share	$ 34.95	$ 33.90