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Note 16 - Segment Information and Significant Customers/Vendors (Details Textual) | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021
Number of Reportable Segments | 1 |
Customer Concentration Risk [Member] | Revenue Benchmark [Member] |  |
Number of Major Customers | 3 | 2
Customer Concentration Risk [Member] | Revenue Benchmark [Member] | Three Customers [Member] |  |
Concentration Risk, Percentage | 44.00% |
Customer Concentration Risk [Member] | Revenue Benchmark [Member] | Two Customers [Member] |  |
Concentration Risk, Percentage |  | 41.10%
Customer Concentration Risk [Member] | Accounts Receivable [Member] |  |
Number of Major Customers | 3 | 2
Customer Concentration Risk [Member] | Accounts Receivable [Member] | Three Customers [Member] |  |
Concentration Risk, Percentage | 49.20% |
Customer Concentration Risk [Member] | Accounts Receivable [Member] | Two Customers [Member] |  |
Concentration Risk, Percentage |  | 56.60%
Supplier Concentration Risk [Member] | Accounts Payable [Member] |  |
Number of Major Vendors | 1 | 3
Supplier Concentration Risk [Member] | Accounts Payable [Member] | One Vendor [Member] |  |
Concentration Risk, Percentage | 30.10% |
Supplier Concentration Risk [Member] | Accounts Payable [Member] | Three Vendors [Member] |  |
Concentration Risk, Percentage |  | 69.10%

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- Definition Represents number of major vendors. + References No definition available. + Details
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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 -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 42 -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e9054-108599 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 18 -URI https://asc.fasb.org/extlink&oid=99393423&loc=d3e6351-108592 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 20 -URI https://asc.fasb.org/extlink&oid=123594938&loc=d3e13531-108611 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=123594938&loc=d3e13537-108611 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 20 -URI https://asc.fasb.org/extlink&oid=99393423&loc=d3e6404-108592 + Details
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- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 18 -URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e8672-108599 + Details
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