Stock Repurchase Programs (Details) - USD ($) shares in Thousands, $ in Thousands		3 Months Ended		6 Months Ended
	Jul. 04, 2015	Jul. 02, 2016	Jul. 04, 2015	Jul. 02, 2016	Jul. 04, 2015
Equity, Class of Treasury Stock [Line Items]
Approved treasury stock repurchase, term	18 months
Treasury stock repurchase approved	$ 1,200,000
Share Repurchased and Cost of Repurchased Shares [Abstract]
Shares repurchased		(10,026)	(2,887)	(21,581)	(4,889)
Total cost of repurchased shares		$ 240,100	$ 56,279	$ 480,100	$ 93,076
July 2015 [Member]
Equity, Class of Treasury Stock [Line Items]
Remaining authorized repurchase amount		$ 480,000		$ 480,000