Annual report pursuant to Section 13 and 15(d)

Intangible Assets, Net - Summary of Intangible Assets (Detail)

v3.7.0.1
Intangible Assets, Net - Summary of Intangible Assets (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2016
Jan. 02, 2016
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount $ 4,719 $ 4,719
Accumulated Amort. and Impairment (3,750) (3,243)
Net Carrying Amount $ 969 1,476
Product design intellectual property    
Finite-Lived Intangible Assets [Line Items]    
Useful Life 4 years  
Gross Carrying Amount $ 2,750 2,750
Accumulated Amort. and Impairment (2,620) (2,361)
Net Carrying Amount 130 389
Patent license agreements    
Finite-Lived Intangible Assets [Line Items]    
Gross Carrying Amount 562 562
Accumulated Amort. and Impairment (368) (219)
Net Carrying Amount $ 194 343
Domain and trade names    
Finite-Lived Intangible Assets [Line Items]    
Useful Life 10 years  
Gross Carrying Amount $ 1,407 1,407
Accumulated Amort. and Impairment (762) (663)
Net Carrying Amount $ 645 $ 744
Minimum | Patent license agreements    
Finite-Lived Intangible Assets [Line Items]    
Useful Life 3 years  
Maximum | Patent license agreements    
Finite-Lived Intangible Assets [Line Items]    
Useful Life 5 years