Treasury Stock - Additional Information (Detail) (USD $)	3 Months Ended		9 Months Ended
	Oct. 03, 2014	Sep. 27, 2013	Oct. 03, 2014	Sep. 27, 2013	May 29, 2014	Feb. 15, 2013	Feb. 09, 2012
Equity, Class of Treasury Stock [Line Items]
Stock Repurchase Program, Authorized Amount					$ 35,000,000	$ 35,000,000	$ 35,000,000
Repurchase of treasury shares (in shares)			383,639	388,604
Repurchase of treasury shares			27,923,000	21,211,000
Remaining authorized amount for repurchase of common stock	38,077,000		38,077,000
Treasury stock reissued at lower than repurchase price	$ 0	$ 140,000	$ 6,050,000	$ 10,253,000