Quarterly report pursuant to Section 13 or 15(d)

Intangible Assets, Net - Additional Information (Details)

v3.10.0.1
Intangible Assets, Net - Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 29, 2018
Sep. 30, 2017
Sep. 29, 2018
Sep. 30, 2017
Goodwill and Intangible Assets Disclosure [Abstract]        
Amortization expense relating to intangible assets $ 46 $ 47 $ 140 $ 271