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Commitments and Contingencies - Summary of Future Minimum Rental Payments under Operating Leases (Detail) - USD ($)
$ in Thousands
3 Months Ended
Apr. 02, 2016
Mar. 28, 2015
Commitments and Contingencies Disclosure [Abstract]    
Rental expense under operating leases $ 1,400 $ 1,200
Disclosure Summary Of Future Minimum Rental Payments Under Operating Leases [Abstract]    
Remainder of 2016 2,854  
2016 4,188  
2017 4,038  
2018 4,040  
2019 2,126  
Thereafter 3,228  
Total minimum lease payments $ 20,474