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Inventories (Tables) | 12 Months Ended
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Dec. 28, 2013
Inventory Disclosure [Abstract] |
Component of inventories | Inventories consist of the following (in thousands):
| At
| December 28, 2013 |  | December 29, 2012
Raw materials and sub-assemblies | $ | 19,655 |  |  | $ | 22,477 |
Work in process | 7,597 |  |  | 5,812 |
Finished goods | 7,268 |  |  | 11,370 |
Inventories | 34,520 |  |  | 39,659 |
Inventories-delivered systems | 6,901 |  |  | 2,274 |
Total inventories | $ | 41,421 |  |  | $ | 41,933 |

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- Definition Tabular disclosure of the carrying amount as of the balance sheet date of merchandise, goods, commodities, or supplies held for future sale or to be used in manufacturing, servicing or production process. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 2 -Paragraph 6 -Subparagraph a,b,c -Article 5 + Details
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