Stock Repurchases (Detail) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Apr. 04, 2015 USD ($) $ / shares shares
Equity, Class of Treasury Stock [Line Items]
Shares of common stock repurchased | shares	443
Cost of stock repurchased | $	$ 2,987
Average price paid per share | $ / shares	$ 6.71