Reconciliation of Share Amount Used in Computation of Basic and Diluted Earnings Per Share (EPS) (Detail) In Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 28, 2014	Jun. 29, 2013	Jun. 28, 2014	Jun. 29, 2013
Weighted shares outstanding:
Basic-weighted common shares outstanding	139,238	139,255	139,083	139,140
Weighted common shares assumed upon exercise of stock options and vesting of restricted common stock	0	496	0	651
Diluted-weighted common shares and common shares equivalent outstanding	139,238	139,751	139,083	139,791