Annual report pursuant to Section 13 and 15(d)

Inventories (Details)

v3.8.0.1
Inventories (Details) - USD ($)
$ in Thousands
Dec. 30, 2017
Dec. 31, 2016
Summary of inventories    
Raw materials $ 26,426 $ 16,864
Work in process 6,910 5,641
Finished goods 9,920 8,069
Provision for slow moving inventory (1,711) (574)
Total $ 41,545 $ 30,000