Commitments and Contingencies (Foreign Currency Contracts) (Details) $ in Thousands	12 Months Ended
	Jan. 01, 2016 USD ($) $ / MXN	Jan. 02, 2015 USD ($)	Jan. 03, 2014 USD ($)
Foreign Currency Cash Flow Hedges [Abstract]
Increase (reduction) in Cost of Sales	$ 1,948	$ (168)	$ (1,154)
Ineffective portion of change in fair value	$ 0	$ 0	$ 0
Derivative [Line Items]
Description of Types of Foreign Currency Cash Flow Hedging Instruments Used	Historically, the Company has entered into forward contracts to purchase Mexican pesos in order to hedge the risk of peso-denominated payments associated with its operations in Tijuana, Mexico
Payment for termination of foreign currency contract	$ 2,400
Loss on termination of foreign currency contract	(2,400)
Terminated FX Contract [Member]
Derivative [Line Items]
Loss on termination of foreign currency contract	$ 1,600
FX Contract 1 [Member]
Derivative [Line Items]
Derivative instrument	FX Contract
Aggregate Notional Amount	$ 16,480
Start Date	Jan. 01, 2016
End Date	Dec. 31, 2016
$/Peso | $ / MXN	0.0584
Other Current Liabilities [Member] | FX Contract 1 [Member]
Derivative [Line Items]
Foreign Currency Cash Flow Hedge Liability at Fair Value	$ 307