Note 4 - Consolidated Financial Statement Details - Consolidated Balance Sheets (Details) - USD ($) $ in Thousands |
Dec. 31, 2017 |
Jan. 01, 2017 |
|||||
---|---|---|---|---|---|---|---|
Trade accounts receivable | $ 28,793 | $ 22,284 | |||||
Other receivables | 300 | 511 | |||||
Allowance for doubtful accounts | (171) | ||||||
Accounts receivable—net | 29,093 | 22,624 | |||||
Raw materials | [1] | 17,049 | 14,863 | ||||
Work in process | 1,874 | 1,557 | |||||
Finished goods | 3,029 | 3,678 | |||||
Parts and other | 411 | 576 | |||||
Inventories | 22,363 | 20,674 | |||||
Cost: | |||||||
Property, plant and equipment | 47,686 | 49,344 | |||||
Less accumulated depreciation and impairment: | |||||||
Accumulated depreciation, property, plant and equipment | (37,417) | (34,907) | |||||
Property, Plant and Equipment, Net | 10,269 | 14,437 | |||||
Payroll | 2,485 | 2,134 | |||||
Professional services | 328 | 281 | |||||
Accrued liabilities | 4,877 | 4,604 | |||||
Land [Member] | |||||||
Cost: | |||||||
Property, plant and equipment | 1,648 | 1,648 | |||||
Less accumulated depreciation and impairment: | |||||||
Accumulated depreciation, property, plant and equipment | |||||||
Building [Member] | |||||||
Cost: | |||||||
Property, plant and equipment | 9,852 | 9,852 | |||||
Less accumulated depreciation and impairment: | |||||||
Accumulated depreciation, property, plant and equipment | (8,619) | (8,174) | |||||
Machinery and Equipment [Member] | |||||||
Cost: | |||||||
Property, plant and equipment | [1],[2] | 30,319 | 31,615 | ||||
Less accumulated depreciation and impairment: | |||||||
Accumulated depreciation, property, plant and equipment | [1],[2] | (24,650) | (22,460) | ||||
Furniture and Fixtures [Member] | |||||||
Cost: | |||||||
Property, plant and equipment | 534 | 556 | |||||
Less accumulated depreciation and impairment: | |||||||
Accumulated depreciation, property, plant and equipment | (413) | (438) | |||||
Computer Equipment [Member] | |||||||
Cost: | |||||||
Property, plant and equipment | [2] | 3,173 | 3,544 | ||||
Less accumulated depreciation and impairment: | |||||||
Accumulated depreciation, property, plant and equipment | [2] | (2,622) | (2,842) | ||||
Leasehold Improvements [Member] | |||||||
Cost: | |||||||
Property, plant and equipment | 2,160 | 2,129 | |||||
Less accumulated depreciation and impairment: | |||||||
Accumulated depreciation, property, plant and equipment | (1,113) | (993) | |||||
Customer Related [Member] | |||||||
Less accumulated depreciation and impairment: | |||||||
Other accrued liabilities | 936 | 898 | |||||
Restructuring [Member] | |||||||
Less accumulated depreciation and impairment: | |||||||
Other accrued liabilities | 109 | 27 | |||||
Vendor Related [Member] | |||||||
Less accumulated depreciation and impairment: | |||||||
Other accrued liabilities | 493 | 613 | |||||
Other Accrued Liabilities [Member] | |||||||
Less accumulated depreciation and impairment: | |||||||
Other accrued liabilities | $ 526 | $ 651 | |||||
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