Note 8 - Related Party Transactions - Schedule of Related Party Transactions (Details) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | |||||
|---|---|---|---|---|---|---|---|
Jun. 30, 2025 |
Jun. 30, 2024 |
Jun. 30, 2025 |
Jun. 30, 2024 |
Dec. 31, 2024 |
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| Convertible notes payable | $ (198) | $ (198) | $ (198) | ||||
| Related Party [Member] | |||||||
| Interest expense on convertible notes to active trustees | [1] | (3) | $ (3) | (6) | $ (7) | ||
| Accounts Receivable, after Allowance for Credit Loss | 4,050 | 4,050 | 4,050 | ||||
| Payable due to related party | (22) | (22) | (22) | ||||
| Convertible notes payable | [1] | (99) | (99) | (150) | |||
| Accrued interest on convertible notes | [1] | $ (96) | $ (96) | $ (141) | |||
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| X | ||||||||||
- Definition Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Including the current and noncurrent portions, carrying value as of the balance sheet date of a written promise to pay a note, initially due after one year or beyond the operating cycle if longer, which can be exchanged for a specified amount of one or more securities (typically 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 the cost of borrowed funds accounted for as interest expense for debt. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of interest payable on debt, including, but not limited to, trade payables. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Details
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