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Financial Statement Components (Tables) | 9 Months Ended
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Sep. 24, 2016
Organization Consolidation And Presentation Of Financial Statements [Abstract] |
Selected financial statement components | The following tables provide details of selected financial statement components as of the following dates (in thousands):
|  | At |
|  | September 24, 2016 |  |  | December 26, 2015 |
Inventories: |  |  |  |  |  |  |  |
Raw materials and sub-assemblies |  | $ | 21,953 |  |  | $ | 26,784 |
Work in process |  |  | 9,508 |  |  |  | 12,862 |
Finished goods |  |  | 7,799 |  |  |  | 8,103 |
Inventories |  |  | 39,260 |  |  |  | 47,749 |
Inventories-delivered systems |  |  | 4,416 |  |  |  | 2,856 |
Total inventories |  | $ | 43,676 |  |  | $ | 50,605 |
Property, plant and equipment, net:(1) |  |  |  |  |  |  |  |
Land |  | $ | 15,570 |  |  | $ | 15,569 |
Building and improvements |  |  | 20,511 |  |  |  | 20,158 |
Machinery and equipment |  |  | 36,109 |  |  |  | 32,995 |
Furniture and fixtures |  |  | 2,357 |  |  |  | 2,266 |
Software |  |  | 9,007 |  |  |  | 8,245 |
Capital in progress |  |  | 2,091 |  |  |  | 1,328 |
Total property, plant and equipment, gross |  |  | 85,645 |  |  |  | 80,561 |
Accumulated depreciation and amortization |  |  | (41,321 | ) |  |  | (36,068 | )
Total property, plant and equipment, net |  | $ | 44,324 |  |  | $ | 44,493 |
(1) Total depreciation and amortization expense was $1.7 million and $1.8 million for the three months ended September 24, 2016 and September 26, 2015, respectively and $5.1 million and $5.2 million for the nine months ended September 24, 2016 and September 26, 2015, respectively. |
Other Current Liabilities: |  |  |  |  |  |  |  |
Accrued warranty |  | $ | 4,185 |  |  | $ | 4,504 |
Accrued restructuring |  |  | — |  |  |  | 256 |
Accrued professional services |  |  | 492 |  |  |  | 481 |
Accrued royalties |  |  | 1,029 |  |  |  | 437 |
Fair value of current portion of contingent payments to Zygo Corporation related to acquisition |  |  | 814 |  |  |  | 945 |
Other |  |  | 2,110 |  |  |  | 2,255 |
Total other current liabilities |  | $ | 8,630 |  |  | $ | 8,878 |
Components of accumulated other comprehensive income (loss) | Components of Accumulated Other Comprehensive Income (Loss)
|  | Years Ended |
|  | Foreign Currency Translations |  |  | Defined Benefit Pension Plans |  |  | Unrealized Income (Loss) on Investment |  |  | Accumulated Other Comprehensive Income |
Balance as of December 26, 2015 |  | $ | (4,948 | ) |  | $ | (210 | ) |  | $ | (44 | ) |  | $ | (5,202 | )
Current period change |  |  | 2,018 |  |  |  | — |  |  |  | 73 |  |  |  | 2,091 |
Balance as of September 24, 2016 |  | $ | (2,930 | ) |  | $ | (210 | ) |  | $ | 29 |  |  | $ | (3,111 | )

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- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=66004124&loc=SL7669686-108580 + Details
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- Definition Tabular disclosure of condensed balance sheet, including, but not limited to, balance sheets of consolidated entities and consolidation eliminations. + References No definition available. + Details
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