Income Taxes (Tax Rate Reconciliation) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Jan. 01, 2013	Jan. 03, 2012
Income Tax Disclosure [Abstract]
Federal income expense at federal rate	$ 3,887	$ 2,848	$ 1,907
State income tax, net of related federal income tax benefit	653	420	257
Permanent items—primarily follow-on transaction costs	374	83	(10)
Foreign rate differential	26	106	0
Change in blended state rate	0	0	(25)
Other items, net	(173)	(242)	(349)
Total provision for income taxes	$ 4,767	$ 3,215	$ 1,780
Effective income tax rate	41.70%	38.40%	31.70%