Quarterly report pursuant to Section 13 or 15(d)

Commitments and Contingencies - Additional Information (Detail)

v2.4.0.8
Commitments and Contingencies - Additional Information (Detail) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended
Sep. 27, 2014
Sep. 28, 2013
Sep. 27, 2014
Sep. 28, 2013
Other Commitments [Line Items]        
Initial lease term     5 years  
Facility rent expense $ 457 $ 496 $ 1,532 $ 1,670
Amounts charged from a related party $ 97 $ 94 $ 428 $ 281
Carson, California
       
Other Commitments [Line Items]        
Lease expiration date     Jul. 29, 2014  
Virginia
       
Other Commitments [Line Items]        
Additional lease renewal term     36 months  
Lease expiration date     Jun. 30, 2016  
Philippines
       
Other Commitments [Line Items]        
Initial lease term     63 months  
Additional lease renewal term     60 months