Income Taxes (Tax Rate Reconciliation) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 29, 2015	Dec. 30, 2014	Dec. 31, 2013
Income Tax Disclosure [Abstract]
Federal income tax (benefit) expense at federal rate	$ (7,650)	$ 6,299	$ 3,887
State income tax (benefit) expense, net of federal tax	(960)	972	653
Other permanent differences	378	170	374
Foreign rate differential	66	6	26
Effective Income Tax Rate Reconciliation, Tax Credit, Amount	(423)	(241)	(149)
Other items, net	(145)	(84)	(24)
Total (benefit) provision for income taxes	$ (8,734)	$ 7,122	$ 4,767
Effective income tax rate	38.80%	38.40%	41.70%