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Note 4 - Balance Sheet Components | 12 Months Ended
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Jan. 02, 2022
Notes to Financial Statements |
Supplemental Balance Sheet Disclosures [Text Block] | NOTE 4-BALANCE SHEET COMPONENTS
|  | January 2, |  |  | January 3, |
|  | 2022 |  |  | 2021 |
|  | (in thousands) |
Inventories: |  |  |  |  |  |  |  |
Raw material |  | $ | — |  |  | $ | 191 |
Work-in-process |  |  | 1,397 |  |  |  | 1,842 |
Finished goods |  |  | 681 |  |  |  | 655 |
|  | $ | 2,078 |  |  | $ | 2,688 |
Other current assets: |  |  |  |  |  |  |  |
Prepaid expenses |  | $ | 921 |  |  | $ | 884 |
Other |  |  | 260 |  |  |  | 182 |
|  | $ | 1,181 |  |  | $ | 1,066 |
Property and equipment: |  |  |  |  |  |  |  |
Equipment |  | $ | 10,341 |  |  | $ | 10,471 |
Software |  |  | 1,878 |  |  |  | 1,783 |
Furniture and fixtures |  |  | 32 |  |  |  | 33 |
Leasehold improvements |  |  | 466 |  |  |  | 466 |
|  |  | 12,717 |  |  |  | 12,753 |
Accumulated depreciation and amortization |  |  | (12,218 | ) |  |  | (12,205 | )
|  | $ | 499 |  |  | $ | 548 |
Capitalized internal-use software: |  |  |  |  |  |  |  |
Capitalized software held for internal use |  | $ | 1,699 |  |  | $ | 1,166 |
Accumulated amortization |  |  | (458 | ) |  |  | (180 | )
|  | $ | 1,241 |  |  | $ | 986 |
Accrued liabilities: |  |  |  |  |  |  |  |
Employee compensation related accruals |  |  | 953 |  |  |  | 762 |
Other |  |  | 712 |  |  |  | 578 |
|  | $ | 1,665 |  |  | $ | 1,340 |
The Company recorded depreciation and amortization expense of $626,000 , $817,000, and $1.2 million for the fiscal years 2021, 2020 and 2019, respectively. No interest was capitalized for any period presented. Fiscal year, 2021 and 2020 depreciation and amortization of $626,000 and $817,000 respectively, includes approximately $458,000 and $148,000, respectively, of amortization of capitalized internal-use software.

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- Definition The entire disclosure for supplemental balance sheet disclosures, including descriptions and amounts for assets, liabilities, and equity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -URI http://asc.fasb.org/topic&trid=2122208 + Details
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