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Note 15 - Balance Sheet Offsetting (Tables) | 9 Months Ended
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Sep. 30, 2025
Notes Tables |
Schedule of Amounts Recognized in Balance Sheet [Table Text Block] |
|  |  |  |  |  |  |  |  |  |  |  |  |  | Gross Amounts Not |
|  |  |  |  |  |  |  |  |  |  |  |  |  | Offset in the Balance Sheet |
|  | Gross Amounts Recognized |  |  | Gross Amounts Offset in the Balance Sheet |  |  | Net Amounts Presented in the Balance Sheet |  |  | Financial Instruments |  |  | Collateral Posted |  |  | Net Amount |
|  | ($ In thousands) |
September 30, 2025 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivatives |  | $ | 29,162 |  |  | $ | 9,173 |  |  | $ | 19,989 |  |  | $ | — |  |  | $ | 1,526 |  |  | $ | 18,463 |
Liabilities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivatives |  | $ | 31,815 |  |  | $ | — |  |  | $ | 31,815 |  |  | $ | — |  |  | $ | — |  |  | $ | 31,815 |
December 31, 2024 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivatives |  | $ | 39,958 |  |  | $ | 34,609 |  |  | $ | 5,349 |  |  | $ | — |  |  | $ | 174 |  |  | $ | 5,175 |
Liabilities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivatives |  | $ | 36,319 |  |  | $ | — |  |  | $ | 36,319 |  |  | $ | — |  |  | $ | — |  |  | $ | 36,319 |

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- Definition Tabular disclosure of the amounts that are recognized in the balance sheet (or statement of financial position) for pension plans and/or other employee benefit plans, showing separately the assets and current and noncurrent liabilities (if applicable) recognized. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 715 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (g) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-5 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480506/715-20-50-1 + Details
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