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Note 5 - Securitizations and Variable Interest Entities - Securitization (Details) $ in Thousands | Nov. 16, 2023 USD ($) security | Oct. 12, 2023 USD ($) security | Dec. 31, 2023 USD ($)
--- | --- | --- | ---
Securitizations and Variable Interest Entities |  |  |
Securities trading, at fair value |  |  | $ 22,369
Amount of first loss support | $ 16,200 |  |
Assets pledged as Collateral |  |  |
Securitizations and Variable Interest Entities |  |  |
Interest rate swaps collateralized by investment securities |  |  | $ 10,100
Q-series Tax exempt LIHTC loans |  |  |
Securitizations and Variable Interest Entities |  |  |
Interest rate swaps collateralized by investment securities | 133,300 |  |
Securities trading, at fair value | 6,200 |  |
Recognized trading gain (loss) | $ 3,100 |  |
Number of securities issued | security | 2 |  |
Q-series Tax exempt LIHTC loans | Assets pledged as Collateral |  |  |
Securitizations and Variable Interest Entities |  |  |
Percentage of first loss support | 12.00% |  |
Class A Certificates |  |  |
Securitizations and Variable Interest Entities |  |  |
Proceeds from issue of certificates | $ 133,300 |  |
Class X Certificates |  |  |
Securitizations and Variable Interest Entities |  |  |
Proceeds from issue of certificates | $ 6,200 |  |
M-series Tax exempt LIHTC loans |  |  |
Securitizations and Variable Interest Entities |  |  |
Interest rate swaps collateralized by investment securities |  | $ 128,600 |
Securities trading, at fair value |  | 16,200 |
Recognized trading gain (loss) |  | $ 2,400 |
Number of securities issued | security |  | 2 |
Class A certificates | Assets pledged as Collateral |  |  |
Securitizations and Variable Interest Entities |  |  |
Interest rate swaps collateralized by investment securities |  | $ 7,500 |
Investment securities pledged |  | $ 3,800 |
Class B Certificates | Assets pledged as Collateral |  |  |
Securitizations and Variable Interest Entities |  |  |
Percentage of first loss support |  | 12.00% |
Amount of first loss support |  | $ 15,600 |

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