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Note 5 - Investments in Affordable Housing and Alternative Energy Partnerships (Tables) | 12 Months Ended
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Dec. 31, 2021
Notes Tables |
Investments in Affordable Housing and Alternative Energy Partnerships [Table Text Block] |
|  | As of December 31, |
|  | 2021 |  |  | 2020 |
|  | (In thousands) |
Investments in affordable housing partnerships, net |  | $ | 287,517 |  |  | $ | 279,981 |
Other borrowings for affordable housing limited partnerships |  | $ | 23,145 |  |  | $ | 23,714 |
Investments in affordable housing and alternative energy partnerships, unfunded commitments |  | $ | 107,652 |  |  | $ | 103,060 |
Investments in alternative energy tax credit partnerships, net |  | $ | 11,694 |  |  | $ | 29,035 |
Unfunded Commitments Future Estimated Payments [Table Text Block] |
|  | Amount |
Year Ending December 31, |  | (In thousands) |
2022 |  | $ | 49,206 |
2023 |  |  | 32,635 |
2024 |  |  | 17,722 |
2025 |  |  | 1,977 |
2026 |  |  | 1,489 |
Thereafter |  |  | 4,623 |
Total unfunded commitments |  | $ | 107,652 |
Usage of Affordable Housing and Other Tax Credits Including Energy Tax Credit [Table Text Block] |
|  |  |  |  |  | As of December 31, |
|  | 2021 |  |  | 2020 |  |  | 2019 |
|  |  |  |  |  | (In thousands) |
Affordable housing and other tax credits recognized |  | $ | 26,459 |  |  | $ | 23,273 |  |  | $ | 21,523 |
Alternative energy tax credits recognized |  | $ | 6,337 |  |  | $ | 29,706 |  |  | $ | 17,786 |

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