Stockholders' Equity (Details) - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended		9 Months Ended
	Jul. 26, 2018	Oct. 02, 2018	Oct. 03, 2017	Oct. 02, 2018	Oct. 03, 2017	Jan. 02, 2018	Jul. 21, 2016	Jul. 20, 2016
Stockholders Equity
Cash dividends declared per common share (in dollars per share)	$ 0.33	$ 0.33	$ 0.29	$ 0.91	$ 0.77
Repurchased shares since program inception		50,768,002		50,768,002		49,534,212
Value of shares repurchased since program inception		$ 1,593,757		$ 1,593,757		$ 1,532,864
Treasury stock repurchased during period				$ 60,893
Treasury Stock
Stockholders Equity
Number of shares authorized to be repurchased							56,000,000	7,500,000
Repurchased shares since program inception		50,800,000		50,800,000
Value of shares repurchased since program inception		$ 1,593,800		$ 1,593,800
Shares repurchased during period		400,000
Treasury stock repurchased during period		$ 18,900