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v3.21.2

Income Taxes - Company's Deferred Taxes (Detail) - USD ($) | Jan. 31, 2021 | Jan. 01, 2020
--- | --- | ---
Deferred tax assets: |  |
Net operating losses | $ 17,177,000 | $ 13,716,000
Tax credit carry forwards | 139,000 | 117,000
Stock option book expense | 718,000 | 650,000
Allowance for doubtful accounts | 0 | 229,000
Inventory | 565,000 | 525,000
Accruals not yet deductible for tax purposes | 281,000 | 357,000
Fixed assets | 232,000 | 105,000
Intangible assets | 445,000 | 337,000
Other | 599,000 | 561,000
Gross deferred tax assets | 20,156,000 | 16,597,000
Valuation allowance | (20,156,000) | (16,597,000)
Deferred tax assets | 0 | 0
Deferred tax liabilities: |  |
Other | (198,000) | (200,000)
Deferred tax liabilities | (198,000) | (200,000)
Unrecognized tax benefits | 0 | 0
Total deferred tax liabilities, net | $ (198,000) | $ (200,000)

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