Stock-Based Compensation (Details 2) (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Dec. 28, 2013	Dec. 29, 2012
Options
Beginning balance (in shares)	2,020,319
Number of Shares Outstanding (Options), Exercised	(391,621)
Number of Shares Outstanding (Options), Granted	430,800
Number of Shares Outstanding (Options), Cancelled	(150,459)
Ending balance (in shares)	1,909,039	2,020,319
Number of Shares Outstanding (Options), Exercisable	1,189,895
Weighted Average Exercise Price, Beginning Balance (in dollars per share)	$ 12.01
Weighted Average Exercise Price, Exercised (in dollars per share)	$ 8.71
Weighted Average Exercise Price, Granted (in dollars per share)	$ 15.49
Weighted Average Exercise Price, Cancelled (in dollars per share)	$ 15.22
Weighted Average Exercise Price, Ending Balance (in dollars per share)	$ 13.22	$ 12.01
Weighted Average Exercise Price, Exercisable (in dollars per share)	$ 11.84
Weighed Average Remaining Contractual Term, Opening	4 years 0 months 7 days	4 years 5 months 9 days
Weighed Average Remaining Contractual Term, Closing	4 years 0 months 7 days	4 years 5 months 9 days
Weighed Average Remaining Contractual Term, Exercisable	3 years 3 months
Aggregate Intrinsic Value, Closing	$ 10,341
Aggregate Intrinsic Value, Exercisable	$ 8,089