Note 17 - Related Party Transactions (Details Textual) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|---|
Jun. 30, 2026 |
Sep. 30, 2024 |
Jun. 30, 2026 |
Dec. 31, 2025 |
Jun. 30, 2025 |
|
| Related Party Transaction, Amounts of Transaction | $ 0 | ||||
| Howard Jonas [Member] | |||||
| Related Party Transaction, Amounts of Transaction | $ 900 | ||||
| Rafael Holdings, Inc [Member] | Common Class B [Member] | |||||
| Investment Owned, Balance, Shares (in shares) | 346,877 | 346,877 | 130,484 | ||
| Investment Owned, Cost | $ 400 | $ 400 | $ 200 | ||
| IGM Brokerage Corp [Member] | Insurance [Member] | |||||
| Related Party Transaction, Amounts of Transaction | 0 | $ 400 | |||
| Accounts Payable | $ 0 | $ 0 | |||
| 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 Cost of the investment. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Number of shares of investment owned. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of transactions with related party during the financial reporting period. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Details
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| X | ||||||||||
- Details
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- Details
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| X | ||||||||||
- Details
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- Details
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