Quarterly report pursuant to Section 13 or 15(d)

Property and Equipment, Net - Summary of Estimated Useful Lives of Property and Equipment (Parenthetical) (Detail)

v2.4.0.8
Property and Equipment, Net - Summary of Estimated Useful Lives of Property and Equipment (Parenthetical) (Detail)
6 Months Ended
Jun. 28, 2014
Property, Plant and Equipment [Line Items]  
Estimated useful life of property and equipment 20 years
Leasehold improvements [Member]
 
Property, Plant and Equipment [Line Items]  
Description of estimated useful life of property and equipment The estimated useful life is the lesser of 3-5 years or the lease term.
Minimum [Member] | Leasehold improvements [Member]
 
Property, Plant and Equipment [Line Items]  
Estimated useful life of property and equipment 3 years
Maximum [Member] | Leasehold improvements [Member]
 
Property, Plant and Equipment [Line Items]  
Estimated useful life of property and equipment 5 years