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Note D - Concentration of Risk (Details Textual) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 USD ($) | Dec. 31, 2023 USD ($)
Cash, Uninsured Amount | $ 0 | $ 0
Revenue Benchmark [Member] | Customer Concentration Risk [Member] |  |
Concentration Risk, Number of Major Customers | 1 | 3
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | One Customer [Member] |  |
Concentration Risk, Percentage | 24.00% |
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | Three Customers [Member] |  |
Concentration Risk, Percentage |  | 34.00%
Accounts Receivable [Member] | Customer Concentration Risk [Member] |  |
Concentration Risk, Number of Major Customers | 2 | 3
Accounts Receivable [Member] | Customer Concentration Risk [Member] | One Customer [Member] |  |
Concentration Risk, Percentage | 4.00% |
Accounts Receivable [Member] | Customer Concentration Risk [Member] | Three Customers [Member] |  |
Concentration Risk, Percentage |  | 66.00%
Accounts Receivable [Member] | Customer Concentration Risk [Member] | Two Customers [Member] |  |
Concentration Risk, Percentage | 36.00% |

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- Definition Represents the number of external customers that accounts for 10 percent or more of an entity's revenues or accounts receivable. + 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 -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://www.xbrl.org/2009/role/commonPracticeRef -Topic 275 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 18 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482861/275-10-50-18 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 275 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 18 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482861/275-10-50-18 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 275 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 20 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482861/275-10-50-20 Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 275 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 18 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482861/275-10-50-18 Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 275 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 18 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482861/275-10-50-18 Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 275 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 18 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482861/275-10-50-18 + Details
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