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Commitments and Contingencies (Tables)
12 Months Ended
Dec. 28, 2013
Commitments And Contingencies Disclosure [Abstract]  
Future Minimum Lease Payments

Future minimum lease payments at December 28, 2013 are as follows:

 

(in thousands)

   2014      2015      2016      2017      2018      Thereafter      Total  

Non-cancelable operating leases

   $ 1,114      $ 565      $ 430      $ 377      $ 377      $ 1,508      $ 4,371