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Note 20 - Derivative Financial Instruments (Tables) | 9 Months Ended
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Sep. 30, 2023
Designated as Hedging Instrument [Member] |
Notes Tables |
Schedule of Interest Rate Derivatives [Table Text Block] |
|  |  |  |  |  |  |  |  |  |  | Fair value |
(dollars in thousands) |  |  |  |  |  | Pay fixed |  |  | September 30, |
Notional Amount |  | Maturity Date |  | Receive (variable) index |  | swap rate |  |  | 2023 |
$ | 100,000,000 |  | 2/6/2028 |  | USD SOFR |  |  | 3.27 | % |  | $ | 4,520 |
$ | 50,000,000 |  | 8/6/2026 |  | USD SOFR |  |  | 4.38 | % |  | $ | 344 |
$ | 50,000,000 |  | 8/6/2028 |  | USD SOFR |  |  | 3.97 | % |  | $ | 806 |
Not Designated as Hedging Instrument [Member] |
Notes Tables |
Schedule of Interest Rate Derivatives [Table Text Block] |
|  | Receiving |  |  | Paying |
|  | September 30, |  |  | December 31, |  |  | September 30, |  |  | December 31, |
(dollars in thousands) |  | 2023 |  |  | 2022 |  |  | 2023 |  |  | 2022 |
Notional amount |  | $ | 169,054 |  |  | $ | 132,831 |  |  | $ | 169,054 |  |  | $ | 132,831 |
Weighted average maturity (years) |  |  | 6.0 |  |  |  | 7.1 |  |  |  | 6.0 |  |  |  | 7.1 |
Fair value |  | $ | 11,920 |  |  | $ | 10,727 |  |  | $ | 11,929 |  |  | $ | 10,737 |

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