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Note 14 - Accumulated Other Comprehensive Income (Tables) | 12 Months Ended
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Dec. 31, 2025
Equity [Abstract] |
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block] | Changes in accumulated other comprehensive income (loss) (“AOCI”) are as follows:
|  | Year Ended December 31, |
|  | 2025 |  |  | 2024 |  |  | 2023 |
|  | ($ in thousands) |
Balance as of January 1 |  | $ | (26,845 | ) |  | $ | (23,991 | ) |  | $ | (36,515 | )
Other comprehensive income (loss) before reclassification |  |  | 32,779 |  |  |  | (5,924 | ) |  |  | 15,913 |
Federal income tax (expense) benefit |  |  | (6,874 | ) |  |  | 1,244 |  |  |  | (3,342 | )
Other comprehensive income (loss) before reclassification, net of tax |  |  | 25,905 |  |  |  | (4,680 | ) |  |  | 12,571 |
Amounts reclassified from AOCI |  |  | (1,982 | ) |  |  | 2,311 |  |  |  | (60 | )
Federal income tax expense (benefit) |  |  | 416 |  |  |  | (485 | ) |  |  | 13 |
Amounts reclassified from AOCI, net of tax |  |  | (1,566 | ) |  |  | 1,826 |  |  |  | (47 | )
Other comprehensive income (loss) |  |  | 24,339 |  |  |  | (2,854 | ) |  |  | 12,524 |
Balance at end of period |  | $ | (2,506 | ) |  | $ | (26,845 | ) |  | $ | (23,991 | )

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