Note 2 - Liquidity and Going Concern (Details Textual) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | |||
|---|---|---|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
Sep. 30, 2026 |
Sep. 30, 2025 |
Dec. 31, 2025 |
|
| Net Income (Loss) Attributable to Parent | $ 903 | $ (1,966) | $ (502) | $ (7,399) | |
| Cash Provided by (Used in) Operating Activity, Including Discontinued Operation | (2,548) | $ (4,071) | |||
| Cash and Cash Equivalent | 1,642 | 1,642 | $ 4,360 | ||
| Retained Earnings (Accumulated Deficit) | (456,110) | (456,110) | (455,608) | ||
| Net Working Capital | 800 | 800 | |||
| Increase (Decrease) in Working Capital | (3,000) | (3,000) | |||
| Convertible Debt, Current | $ 1,708 | $ 1,708 | $ 1,225 | ||
| X | ||||||||||
- Definition Represents the amount of change in the working capital. No definition available.
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| X | ||||||||||
- Definition Short term financial health measure by deducting current liabilities from current assets. No definition available.
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| X | ||||||||||
- Definition Amount of cash and cash equivalent. Cash includes, but is not limited to, currency on hand, demand deposit with financial institution, and account with general characteristic of demand deposit. Cash equivalent includes, but is not limited to, short-term, highly liquid investment that is both readily convertible to known amount of cash and so near maturity that it presents insignificant risk of change in value because of change in interest rate. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition The portion of the carrying value of long-term convertible debt as of the balance sheet date that is scheduled to be repaid within one year or in the normal operating cycle if longer. Convertible debt is a financial instrument which can be exchanged for a specified amount of another security, typically the entity's common stock, at the option of the issuer or the holder. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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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/disclosureRef
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| X | ||||||||||
- Definition Amount of accumulated undistributed earnings (deficit). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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