Earnings Per Share (Reconciliation Of The Numerators And The Denominators Of The Basic And Diluted Per Share) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 04, 2015	Jun. 28, 2014	Jul. 04, 2015	Jun. 28, 2014
Earnings Per Share [Abstract]
Income available to common shareholders, basic	$ 115,038	$ 129,033	$ 225,972	$ 248,559
Income available to common shareholders including assumed conversions, diluted	$ 115,038	$ 129,033	$ 225,972	$ 248,559
Basic weighted average shares outstanding	344,431	341,788	343,880	342,787
Stock options and non-vested shares, incremental shares	8,019	8,006	8,282	8,262
Diluted weighted average shares outstanding	352,450	349,794	352,162	351,049
Basic earnings per share	$ 0.33	$ 0.38	$ 0.66	$ 0.73
Diluted earnings per share	$ 0.33	$ 0.37	$ 0.64	$ 0.71