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Income Taxes (Tables) | 12 Months Ended
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Dec. 31, 2023
Income Tax Disclosure [Abstract] |
A reconciliation of income tax benefit to the amount computed by applying the Federal income tax rate to loss before provision for income taxes as of December 31, 2023 and 2022 is as follows: | A reconciliation of income tax benefit to the amount computed by applying the Federal income tax rate to loss before provision for income taxes as of December 31, 2023 and 2022 is as follows:
|  | 2023 |  |  | 2022 |
Income tax credit at statutory rates |  | $ | (921 | ) |  | $ | (551 | )
Over/Under Accrual of Income Taxes |  |  | (3 | ) |  |  | (17 | )
Nondeductible Expenses |  |  | 23 |  |  |  | — |
Record Tax Credits |  |  | (118 | ) |  |  | — |
Permanent tax deduction stock options exercised |  |  | (63 | ) |  |  | (273 | )
State income tax, net of federal benefits |  |  | (165 | ) |  |  | (124 | )
Expiration of NOL & credits |  |  | 1,492 |  |  |  | 1,149 |
Effect of change in deferred tax rate |  |  | 45 |  |  |  | 69 |
Expiration of stock options |  |  | 60 |  |  |  | 75 |
Other |  |  | — |  |  |  | 2 |
Change in valuation allowance |  |  | (344 | ) |  |  | (347 | )
|  | $ | 6 |  |  |  | (17 | )
Deferred income taxes reflect the net tax effects of temporary differences between the carrying amounts of assets and liabilities for financial reporting purposes and the amounts used for income tax purposes. Significant components of our deferred income taxes consist of the following: | Deferred income taxes reflect the net tax effects of temporary differences between the carrying amounts of assets and liabilities for financial reporting purposes and the amounts used for income tax purposes. Significant components of our deferred income taxes consist of the following:
|  | As of December 31, |
|  | 2023 |  |  | 2022 |
Deferred tax liabilities: |  |  |  |  |  |  |  |
Excess tax depreciation |  | $ | (477 | ) |  |  | (253 | )
ASC 892 Operating Lease Asset |  |  | (1,975 | ) |  |  | — |
Total deferred tax liabilities |  |  | (2,452 | ) |  |  | (253 | )
Deferred tax assets: |  |  |  |  |  |  |  |
Net operating loss carryforwards |  | $ | 12,020 |  |  | $ | 13,416 |
179 Carryforwards |  |  | 245 |  |  |  | 117 |
163(j) Business interest limitation carryforwards |  |  | 302 |  |  |  | 98 |
Deferred revenue |  |  | — |  |  |  | 202 |
Inventory and other allowances |  |  | 239 |  |  |  | 177 |
Excess (tax) book depreciation |  |  | — |  |  |  | — |
Excess (tax) book amortization |  |  | 60 |  |  |  | 59 |
174 research & experimental expenditures |  |  | 902 |  |  |  | 480 |
Share-based compensation |  |  | 530 |  |  |  | 394 |
Tax Credits |  |  | 118 |  |  |  | — |
ASC 892 Operating Lease Liability |  |  | 2,610 |  |  |  | — |
Other accrued costs |  |  | 13 |  |  |  | 238 |
Total deferred tax assets |  |  | 17,039 |  |  |  | 15,181 |
Less: Valuation allowance |  |  | (14,587 | ) |  |  | (14,928 | )
Deferred income taxes |  | $ | — |  |  | $ | — |

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- Definition Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Paragraph 2 -Section 50 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482685/740-10-50-2 + Details
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- Definition Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Paragraph 12 -Section 50 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482685/740-10-50-12 + Details
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