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INCOME TAXES (Tables) | 12 Months Ended
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Dec. 29, 2023
INCOME TAXES |
Schedule of provision for income taxes | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Fiscal Year |
​ |  | 2023 |  | 2022 |  | 2021 |
​ | ​ | (in thousands) | ​
Current federal taxes | ​ | $ | 61 | ​ | $ | (1,224) | ​ | $ | (1,606) | ​
Current state taxes | ​ |  | 676 | ​ |  | (73) | ​ |  | 530 | ​
Current foreign taxes | ​ | ​ | — | ​ | ​ | — | ​ | ​ | — | ​
Deferred federal taxes | ​ |  | 2,022 | ​ |  | (1,519) | ​ |  | (2,656) | ​
Deferred state taxes | ​ |  | 906 | ​ |  | (188) | ​ |  | (255) | ​
​ | ​ | $ | 3,665 | ​ | $ | (3,004) | ​ | $ | (3,987) | ​
| (1) | Revenue from the Company’s foreign operations was immaterial for fiscal years 2023, 2022 and 2021.
Schedule of sources and tax effects of the differences | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ |  | 2023 |  | 2022 |  | 2021 |
​ | ​ | (in thousands) | ​
Computed “expected” federal income tax expense | ​ | $ | 3,064 | ​ | $ | (2,405) | ​ | $ | (2,605) | ​
Permanent differences | ​ |  | 194 | ​ |  | 24 | ​ |  | 18 | ​
Nondeductible executive compensation | ​ | ​ | 121 | ​ | ​ | 711 | ​ | ​ | 1,349 | ​
Stock options and disqualifying dispositions | ​ | ​ | 560 | ​ | ​ | 576 | ​ | ​ | (1,276) | ​
Energy efficient building deduction | ​ | ​ | (717) | ​ | ​ | (1,378) | ​ | ​ | (558) | ​
Current and deferred state income tax expense, net of federal benefit | ​ |  | 1,250 | ​ |  | (111) | ​ |  | (660) | ​
Research and development tax credit | ​ | ​ | (867) | ​ | ​ | (517) | ​ | ​ | (761) | ​
Federal rate differential on NOL carryback | ​ | ​ | — | ​ | ​ | — | ​ | ​ | (579) | ​
Change in valuation allowance | ​ | ​ | — | ​ | ​ | — | ​ | ​ | 1,105 | ​
Other | ​ |  | 60 | ​ |  | 96 | ​ |  | (20) | ​
​ | ​ | $ | 3,665 | ​ | $ | (3,004) | ​ | $ | (3,987) | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Schedule of the tax effects of temporary differences that give rise to significant portions of the net deferred tax assets and liabilities | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 29, | ​ | December 30,
​ |  | 2023 |  | 2022
​ | ​ | (in thousands)
Deferred tax assets: | ​ | ​ | ​ | ​ | ​ | ​
Other accrued liabilities | ​ | $ | 2,907 | ​ | $ | 1,374
Federal and state net operating losses | ​ | ​ | 15,890 | ​ | ​ | 23,089
Lease liability | ​ | ​ | 3,977 | ​ | ​ | 3,592
Stock compensation | ​ | ​ | 1,214 | ​ | ​ | 1,404
Capitalized research and development | ​ | ​ | 4,286 | ​ | ​ | 2,078
Credit carryforwards | ​ | ​ | 2,819 | ​ | ​ | 1,754
Excess business interest limitation | ​ | ​ | 84 | ​ | ​ | 1,437
Other | ​ |  | 432 | ​ |  | 207
Total deferred tax assets | ​ |  | 31,609 | ​ |  | 34,935
Valuation allowance | ​ |  | (1,191) | ​ |  | (1,191)
Net deferred tax assets | ​ | $ | 30,418 | ​ | $ | 33,744
Deferred tax liabilities: | ​ | ​ | ​ | ​ | ​ | ​
Deferred revenue | ​ | $ | (2,960) | ​ | $ | (4,223)
Fixed assets | ​ | ​ | (3,013) | ​ | ​ | (2,778)
Intangible assets | ​ | ​ | (4,926) | ​ | ​ | (4,794)
Lease right-of-use assets | ​ | ​ | (3,558) | ​ | ​ | (3,406)
Total deferred tax liabilities | ​ |  | (14,457) | ​ |  | (15,201)
Net deferred tax asset | ​ | $ | 15,961 | ​ | $ | 18,543
​ | ​ | ​ | ​ | ​ | ​ | ​

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- Definition Tabular disclosure of the components of income tax expense attributable to continuing operations for each year presented including, but not limited to: current tax expense (benefit), deferred tax expense (benefit), investment tax credits, government grants, the benefits of operating loss carryforwards, tax expense that results from allocating certain tax benefits either directly to contributed capital or to reduce goodwill or other noncurrent intangible assets of an acquired entity, adjustments of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity, and adjustments of the beginning-of-the-year balances of a valuation allowance because of a change in circumstances that causes a change in judgment about the realizability of the related deferred tax asset in future years. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Paragraph 9 -Section 50 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482685/740-10-50-9 + Details
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