2. Significant Accounting Policies (Details - Property and equipment) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2016 |
Jan. 02, 2016 |
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| Property, Plant and Equipment [Line Items] | ||
| Property plant and equipment, gross | $ 24,384 | $ 24,037 |
| Less accumulated depreciation and amortization | (14,268) | (13,052) |
| Property plant and equipment, net | 10,116 | 10,985 |
| Land [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property plant and equipment, gross | 1,140 | 1,140 |
| Building and Building Improvements [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property plant and equipment, gross | $ 3,780 | 3,714 |
| Estimated useful life | 18-30 years | |
| Equipment and Computer Software [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property plant and equipment, gross | $ 19,260 | 19,040 |
| Estimated useful life | 3-15 years | |
| Construction in Progress [Member] | ||
| Property, Plant and Equipment [Line Items] | ||
| Property plant and equipment, gross | $ 204 | $ 143 |
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- Definition Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Describes the periods of time over which an entity anticipates to receive utility from its property, plant and equipment (that is, the periods of time over which an entity allocates the initial cost of its property, plant and equipment). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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