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Note 9 - Concentrations (Details Textual) |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | ---
Mar. 31, 2024 | Mar. 31, 2024 | Mar. 31, 2023 | Dec. 31, 2023
Revenue Benchmark [Member] | Customer Concentration Risk [Member] |  |  |  |
Number of Distributors | 1 | 1 |  | 1
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | E-Commerce [Member] |  |  |  |
Concentration Risk, Percentage |  | 53.00% | 40.00% |
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | Distributor One [Member] |  |  |  |
Concentration Risk, Percentage |  | 15.00% | 15.00% |
Accounts Receivable [Member] | Customer Concentration Risk [Member] |  |  |  |
Number of Distributors | 2 | 2 |  | 3
Accounts Receivable [Member] | Customer Concentration Risk [Member] | Distributor One [Member] |  |  |  |
Concentration Risk, Percentage |  | 41.00% |  | 39.00%
Accounts Receivable [Member] | Customer Concentration Risk [Member] | Distributor Two [Member] |  |  |  |
Concentration Risk, Percentage |  | 18.00% |  | 38.00%
Accounts Receivable [Member] | Customer Concentration Risk [Member] | Distributor Three [Member] |  |  |  |
Concentration Risk, Percentage |  |  |  | 15.00%
Accounts Payable [Member] | Supplier Concentration Risk [Member] |  |  |  |
Number of Distributors | 2 | 2 |  |
Accounts Payable [Member] | Supplier Concentration Risk [Member] | Related Party [Member] |  |  |  |
Number of Vendors |  |  |  | 3
Accounts Payable [Member] | Supplier Concentration Risk [Member] | Vendor One [Member] | Related Party [Member] |  |  |  |
Concentration Risk, Percentage |  | 40.00% |  | 37.00%
Accounts Payable [Member] | Supplier Concentration Risk [Member] | Vendor Two [Member] | Related Party [Member] |  |  |  |
Concentration Risk, Percentage | 19.00% |  |  | 17.00%
Accounts Payable [Member] | Supplier Concentration Risk [Member] | Vendor Three [Member] | Related Party [Member] |  |  |  |
Concentration Risk, Percentage |  |  |  | 12.00%

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- Definition For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 42 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482810/280-10-50-42 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482907/825-10-50-21 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 20 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482907/825-10-50-20 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 18 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482861/275-10-50-18 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 20 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482861/275-10-50-20 + Details
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