Note 1 - Description of the Business and Basis of Presentation (Details Textual) - USD ($) |
3 Months Ended | 6 Months Ended | |||||||
|---|---|---|---|---|---|---|---|---|---|
Jun. 30, 2025 |
Jun. 30, 2024 |
Jun. 30, 2025 |
Jun. 30, 2024 |
Apr. 16, 2025 |
Mar. 31, 2025 |
Dec. 31, 2024 |
Mar. 31, 2024 |
Dec. 31, 2023 |
|
| Common Stock, Par or Stated Value Per Share (in dollars per share) | $ 0.001 | $ 0.001 | $ 0.001 | ||||||
| Operating Income (Loss) | $ 877,000 | $ 736,000 | $ 1,703,000 | $ 1,677,000 | |||||
| Net Income (Loss) Attributable to Parent | (4,961,000) | 967,000 | (3,744,000) | 2,012,000 | |||||
| Cash Provided by (Used in) Operating Activity, Including Discontinued Operation | (3,063,000) | (300,000) | |||||||
| Equity, Attributable to Parent | (2,190,000) | $ 296,000 | (2,190,000) | $ 296,000 | $ 2,809,000 | $ 1,780,000 | $ 1,090,000 | $ 107,000 | |
| Working Capital | 2,211,000 | $ 2,211,000 | $ 1,855,000 | ||||||
| Asset Purchase Agreement [Member] | |||||||||
| Proceeds from Sale of Productive Assets | $ 6,500,000 | ||||||||
| Asset Purchase, Maximum Additional Payment for Products Sold | $ 4,200,000 | ||||||||
| X | ||||||||||
- Definition The maximums payment for the products sold after the asset purchase agreement. No definition available.
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| X | ||||||||||
- Definition The working capital is the difference for the company's current assets and current liabilities. No definition available.
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| X | ||||||||||
- Definition Face amount or stated value per share of common stock. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of cash inflow (outflow) from operating activity, including, but not limited to, discontinued operation. Operating activity includes, but is not limited to, transaction, adjustment, and change in value not defined as investing or financing activity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition The net result for the period of deducting operating expenses from operating revenues. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition The cash inflow from the sale of property, plant and equipment (capital expenditures), software, and other intangible assets. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of equity (deficit) attributable to parent. Excludes temporary equity and equity attributable to noncontrolling interest. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Details
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