Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies - Additional Information (Detail)

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Commitments and Contingencies - Additional Information (Detail) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended 3 Months Ended 0 Months Ended 3 Months Ended 3 Months Ended
Mar. 29, 2014
Mar. 30, 2013
Dec. 28, 2013
Mar. 29, 2014
Virginia [Member]
Mar. 29, 2014
Ohio [Member]
Mar. 29, 2014
Philippines [Member]
Dec. 28, 2013
Philippines [Member]
Apr. 17, 2013
LaSalle, Illinois Facility [Member]
Mar. 29, 2014
LaSalle, Illinois Facility [Member]
Jul. 31, 2013
LaSalle, Illinois Facility [Member]
Apr. 30, 2013
LaSalle, Illinois Facility [Member]
Mar. 29, 2014
Facility subject to capital lease [Member]
Other Commitments [Line Items]                        
Initial lease term 5 years         63 months            
Additional lease renewal term       36 months   60 months            
Lease expiration date       Jun. 30, 2016 Jun. 30, 2013              
Facility rent expense $ 462 $ 604                    
Amounts charged from a related party 94 94                    
Period of lease under sale and lease back transaction                 20 years      
Lease terms under sale and lease back                 The Company's initial base annual rent is $853 for the first year ("Base Rent Amount"), after which the rental amount will increase annually on May 1 by the lesser of 1.5% or 1.25 times the change in the Consumer Price Index as published by the U.S. Department of Labor's Bureau of Labor Statistics      
Initial base annual rent for first year               853   853    
Percentage of annual increase in base rent               1.50%   1.50%    
Increased percentage in base rent with change in consumer price index               1.25     1.25  
Execution of the lease terminate date                 Apr. 30, 2033      
Excess of net proceeds over the net carrying value of capital leased asset under sale and lease back 376                      
Property and equipment $ 18,810   $ 19,663     $ 408 $ 508         $ 9,125
Estimated useful life of property and equipment 20 years                     20 years