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v3.23.3

Note 2 - Summary of Significant Accounting Policies (Details Textual) |  | 3 Months Ended | 9 Months Ended |
--- | --- | --- | --- | ---
Nov. 15, 2022 | Sep. 30, 2023 USD ($) | Sep. 30, 2022 USD ($) | Sep. 30, 2023 USD ($) | Sep. 30, 2022 USD ($) | Dec. 31, 2022 USD ($)
Accounts Receivable, Allowance for Credit Loss |  | $ 3,000 |  | $ 3,000 |  | $ 19,000
Inventory Valuation Reserves |  | 556,000 |  | 556,000 |  | 499,000
Goodwill and Intangible Asset Impairment |  | 0 | $ 0 | 0 | $ 0 |
Impairment of Intangible Assets, Indefinite-Lived (Excluding Goodwill) |  | 0 | 0 | 0 | 0 |
Business Combination, Contingent Consideration, Liability |  | 0 |  | 0 |  | 0
Impairment, Long-Lived Asset, Held-for-Use |  | 0 | 0 | $ 0 | 0 |
Payment for Product Supply Period (Day) |  |  |  | 30 days |  |
Deferred Revenue |  | 103,000 |  | $ 103,000 |  | $ 4,000
Advertising Expense |  | $ 300 | $ 500 | $ 900 | $ 1,600 |
Reverse Stock Split, Conversion Ration | 35 |  |  |  |  |
Equipment [Member] | Minimum [Member] |  |  |  |  |  |
Property, Plant and Equipment, Useful Life (Year) |  | 5 years |  | 5 years |  |
Equipment [Member] | Maximum [Member] |  |  |  |  |  |
Property, Plant and Equipment, Useful Life (Year) |  | 7 years |  | 7 years |  |
Computer Equipment and Software [Member] | Minimum [Member] |  |  |  |  |  |
Property, Plant and Equipment, Useful Life (Year) |  | 3 years |  | 3 years |  |
Computer Equipment and Software [Member] | Maximum [Member] |  |  |  |  |  |
Property, Plant and Equipment, Useful Life (Year) |  | 5 years |  | 5 years |  |
Furniture and Fixtures [Member] | Minimum [Member] |  |  |  |  |  |
Property, Plant and Equipment, Useful Life (Year) |  | 5 years |  | 5 years |  |
Furniture and Fixtures [Member] | Maximum [Member] |  |  |  |  |  |
Property, Plant and Equipment, Useful Life (Year) |  | 7 years |  | 7 years |  |
Revenue from Contract with Customer Benchmark [Member] | Distributor Concentration Risk [Member] | Avenova Spray [Member] |  |  |  |  |  |
Concentration Risk, Percentage |  | 66.00% | 70.00% | 68.00% | 73.00% |

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