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Summary of Significant Accounting Policies (Details 2) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 28, 2013	Dec. 29, 2012
Reconciliation of the changes in the Company's warranty liability
Balance, beginning of period	$ 453	$ 556
Accruals for product warranties	213	173
Cost of warranty claims	(198)	(276)
Balance, end of period	$ 468	$ 453

Carrying value as of the balance sheet date of obligations incurred through that date and payable for estimated claims under standard and extended warranty protection rights granted to customers. For classified balance sheets, represents the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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