Note 15 - Growth Equity Fund (Details Textual) - A3 Ventures Fund 1, L.P [Member] - USD ($) $ in Millions |
3 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|
Feb. 28, 2024 |
Sep. 30, 2025 |
Dec. 31, 2025 |
Dec. 31, 2024 |
|
| Variable Interest Entity, Financial or Other Support, Amount | $ 50.0 | $ 50.0 | ||
| Management Fee, Percent of Total Commitment | 2.00% | |||
| Financing Receivable, Credit Loss, Expense (Reversal) | $ 3.5 | |||
| Increase (Decrease) in Variable Interest Entity Liability | $ (0.8) | |||
| Interest Receivable | 0.5 | |||
| Management Fee Payable | $ 1.6 | $ 2.4 |
| X | ||||||||||
- Definition The increase (decrease) during the reporting period in the liability related to a variable interest entity. No definition available.
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| X | ||||||||||
- Definition Amount of expense for investment management fee expressed in terms of percent of total commitment, including, but not limited to, expense in connection with research, selection, supervision, and custody of investment. No definition available.
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| X | ||||||||||
- Definition Carrying amount as of the balance sheet date of interest earned but not received. Also called accrued interest or accrued interest receivable. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount of fee payable for management of fund or trust. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of credit loss expense (reversal of expense) for financing receivable. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition The amount of financial or other support the reporting entity has provided (explicitly or implicitly) to the Variable Interest Entity (VIE) that it was not previously contractually required to provide or that the reporting entity intends to provide, including, for example, situations in which the reporting entity assisted the VIE in obtaining another type of support. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Details
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