Net Income per Common Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Apr. 02, 2016	Apr. 04, 2015
Net Income per Common Share [Abstract]
Net income	$ 12,969	$ 28,799
Basic weighted-average shares outstanding	48,100,000	52,346,000
Effect of dilutive securities	745,000	980,000
Diluted weighted-average shares outstanding	48,845,000	53,326,000
Net income per share – basic (in USD per share)	$ 0.27	$ 0.55
Net income per share – diluted (in USD per share)	$ 0.27	$ 0.54