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Property, Plant and Equipment, Net (Tables) | 12 Months Ended
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Dec. 28, 2018
Property Plant And Equipment [Abstract] |
Property, Plant and Equipment | Property, plant and equipment, net consisted of the following at December 28, 2018 and December 29, 2017 (in thousands):
|  | 2018 |  |  | 2017 |
Machinery and equipment |  | $ | 19,000 |  |  | $ | 16,562 |
Furniture and fixtures |  |  | 9,860 |  |  |  | 9,201 |
Leasehold improvements |  |  | 10,045 |  |  |  | 9,631 |
Total property, plant and equipment, gross |  |  | 38,905 |  |  |  | 35,394 |
Less accumulated depreciation |  |  | 27,454 |  |  |  | 25,618 |
Total property, plant and equipment, net |  | $ | 11,451 |  |  | $ | 9,776 |
Schedule of Depreciation Expense and Gain (Loss) on Disposal of Property, Plant and Equipment | Depreciation expense and gain (loss) on disposal of property, plant and equipment were as follows (in thousands):
|  | Years Ended |
|  | 2018 |  |  | 2017 |  |  | 2016 |
Depreciation expense |  | $ | 2,430 |  |  | $ | 3,133 |  |  | $ | 2,664 |
Loss on disposal of property, plant and equipment |  |  | 10 |  |  |  | 623 |  |  |  | 222 |

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- Definition Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(13)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 + Details
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