Inventories (Details) - USD ($) $ in Thousands |
Dec. 31, 2016 |
Jan. 02, 2016 |
|---|---|---|
| Summary of inventories | ||
| Raw materials | $ 16,864 | $ 5,555 |
| Work in process | 5,641 | 4,478 |
| Finished goods | 8,069 | 3,464 |
| Provision for slow moving inventory | (574) | (450) |
| Total | $ 30,000 | $ 13,047 |
| X | ||||||||||
- Definition Summary of inventories. No definition available.
|
| X | ||||||||||
- Definition Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Amount of valuation reserve for inventory. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|
| X | ||||||||||
- Definition Amount before valuation and LIFO reserves of merchandise or goods in the production process expected to be completed within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
|