Note 4 - Repurchase Agreements and Reverse Repurchase Agreements (Details Textual) - USD ($) $ in Thousands |
Sep. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Restricted Cash and Cash Equivalent, Current | $ 151,545 | $ 58,696 |
| Repurchase Agreement Counterparty, Amount at Risk | 413,700 | |
| Securities for Reverse Repurchase Agreements | 460,471 | 128,613 |
| Securities Borrowed Under Reverse Repurchase Agreements | 435,692 | 128,724 |
| Asset Pledged as Collateral [Member] | ||
| Restricted Cash and Cash Equivalent, Current | 151,545 | 58,696 |
| Repurchase Agreements [Member] | Asset Pledged as Collateral [Member] | ||
| Restricted Cash and Cash Equivalent, Current | $ 130,044 | $ 51,171 |
| X | ||||||||||
- Definition The carrying value of the obligation to return securities borrowed under reverse repurchase transactions as of the balance sheet date. No definition available.
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- Definition The amount at risk under repurchase agreements is defined as the excess of carrying amount (or market value, if higher than the carrying amount or if there is no carrying amount) of the securities or other assets sold under agreement to repurchase, including accrued interest plus any cash or other assets on deposit to secure the repurchase obligation, over the amount of the repurchase liability (adjusted for accrued interest). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of cash and cash equivalent restricted as to withdrawal or usage, classified as current. 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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- Definition The carrying value of securities purchased to be resold in reverse repurchase transactions as of the balance sheet date. No definition available.
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