Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 29, 2015	Dec. 30, 2014	Sep. 30, 2014	Jul. 01, 2014	Apr. 01, 2014	Oct. 01, 2013	Jul. 02, 2013	Apr. 02, 2013	Dec. 29, 2015	Dec. 30, 2014	Dec. 31, 2013
Earnings Per Share [Abstract]
Net (loss) income	$ (4,254)	$ 3,535	$ (9,821)	$ 3,062	$ (2,752)	$ 2,943	$ 3,527	$ 1,424	$ (13,765)	$ 11,428	$ 6,665
Shares:
Basic weighted average shares outstanding (in shares)									28,938,901	29,717,304	26,406,904
Dilutive stock options and warrants (in shares)									0	1,283,795	1,281,725
Diluted weighted average number of shares outstanding (in shares)									28,938,901	31,001,099	27,688,629
Earnings per share:
Basic EPS (USD per share)	$ (0.15)	$ 0.12	$ (0.35)	$ 0.10	$ (0.09)	$ 0.10	$ 0.12	$ 0.05	$ (0.48)	$ 0.38	$ 0.25
Diluted EPS (USD per share)	$ (0.15)	$ 0.11	$ (0.35)	$ 0.10	$ (0.09)	$ 0.10	$ 0.11	$ 0.05	$ (0.48)	$ 0.37	$ 0.24
Antidilutive securities excluded from computation of earnings per share									3,184,949	247,427	17,000