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Note 16 - Accumulated Other Comprehensive Income (Loss) (Tables) | 9 Months Ended
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Sep. 30, 2023
Notes Tables |
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] |
|  | Net unrealized |  |  | Net unrealized |  |  | Minimum |  |  |  |  |
|  | gains (losses) |  |  | gains |  |  | pension |  |  |  |  |
|  | on available for |  |  | on cash |  |  | liability |  |  |  |  |
(in thousands) |  | sale debt securities |  |  | flow hedges |  |  | adjustment |  |  | Total |
Three months ended September 30, 2023 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance, beginning of period |  | $ | (109,741 | ) |  | $ | 2,213 |  |  | $ | 112 |  |  | $ | (107,416 | )
Net current period other comprehensive income (loss) |  |  | (22,586 | ) |  |  | 2,097 |  |  |  | - |  |  |  | (20,489 | )
Balance, end of period |  | $ | (132,327 | ) |  | $ | 4,310 |  |  | $ | 112 |  |  | $ | (127,905 | )
Three months ended September 30, 2022 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance, beginning of period |  | $ | (87,054 | ) |  | $ | - |  |  | $ | (283 | ) |  | $ | (87,337 | )
Net current period other comprehensive loss |  |  | (40,580 | ) |  |  | - |  |  |  | - |  |  |  | (40,580 | )
Balance, end of period |  | $ | (127,634 | ) |  | $ | - |  |  | $ | (283 | ) |  | $ | (127,917 | )
|  | Net unrealized |  |  | Net unrealized |  |  | Minimum |  |  |  |  |
|  | gains (losses) |  |  | gains |  |  | pension |  |  |  |  |
|  | on available for |  |  | on cash |  |  | liability |  |  |  |  |
(in thousands) |  | sale debt securities |  |  | flow hedges |  |  | adjustment |  |  | Total |
Nine months ended September 30, 2023 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance, beginning of period |  | $ | (115,648 | ) |  | $ | - |  |  | $ | 112 |  |  | $ | (115,536 | )
Net current period other comprehensive income (loss) |  |  | (16,679 | ) |  |  | 4,310 |  |  |  | - |  |  |  | (12,369 | )
Balance, end of period |  | $ | (132,327 | ) |  | $ | 4,310 |  |  | $ | 112 |  |  | $ | (127,905 | )
Nine months ended September 30, 2022 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Balance, beginning of period |  | $ | (7,657 | ) |  | $ | - |  |  | $ | (283 | ) |  | $ | (7,940 | )
Net current period other comprehensive loss |  |  | (119,977 | ) |  |  | - |  |  |  | - |  |  |  | (119,977 | )
Balance, end of period |  | $ | (127,634 | ) |  | $ | - |  |  | $ | (283 | ) |  | $ | (127,917 | )

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