Earning Per Share (Detail) In Thousands, unless otherwise specified	3 Months Ended
	Apr. 05, 2015		Mar. 30, 2014
Earnings Per Share [Abstract]
Basic weighted average shares outstanding	329,154		342,232
Dilutive effect of other securities	5,528	[1]	5,016	[1]
Diluted weighted average shares outstanding	334,682		347,248

[1] Excludes the following outstanding options to purchase shares of common stock because these options had exercise prices in excess of the average market price of our common stock during the period and therefore the effect of including these options would be antidilutive: 2015 - 722 and 2014 - 4,790.