Earnings Per Share (Details) (USD $) In Thousands, except Share data, unless otherwise specified	0 Months Ended	3 Months Ended
	Jul. 02, 2013	Mar. 31, 2014		Mar. 31, 2013
Earnings Per Share [Abstract]
Net income		$ 9,822		$ 7,140
Basic weighted average shares (in shares)		36,694,554	[1]	36,760,632	[1]
Effect of dilutive stock options and restricted stock (in shares)		380,906	[1]	201,512	[1]
Diluted weighted average shares (in shares)		37,075,460	[1]	36,962,144	[1]
Basic (usd per share)		$ 0.27	[1]	$ 0.19	[1]
Diluted (usd per share)		$ 0.26	[1]	$ 0.19	[1]
Anti-dilutive shares (in shares)		13,633	[1]	500,138	[1]
Stock split, conversion ratio	1.5

[1] Reflects three-for-two stock split effective July 2, 2013