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Note 12 - Commitments and Contingent Liabilities - Off Balance Sheet Commitments to Extend Credit (Details) - USD ($) $ in Thousands | Sep. 30, 2025 | Dec. 31, 2024
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Off balance sheet commitments to extend credit | $ 2,409,111 | $ 2,438,242
Commercial and Industrial Loans [Member] |  |
Off balance sheet commitments to extend credit | 819,731 | 876,503
Construction and Development [Member] |  |
Off balance sheet commitments to extend credit | 647,539 | 566,045
Home Equity Loans [Member] |  |
Off balance sheet commitments to extend credit | 427,799 | 403,461
Credit Cards [Member] |  |
Off balance sheet commitments to extend credit | 93,895 | 92,060
Overdrafts [Member] |  |
Off balance sheet commitments to extend credit | 55,170 | 58,078
Letters of Credit [Member] |  |
Off balance sheet commitments to extend credit | 28,073 | 30,472
Other Off Balance Sheet Commitments [Member] |  |
Off balance sheet commitments to extend credit | 86,685 | 86,010
Future Loan Commitments [Member] |  |
Off balance sheet commitments to extend credit | $ 250,219 | $ 325,613

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- Definition The face amount of financial liabilities, which are not recognized in the financial statements (off-balance sheet) because they fail to meet some other criterion for recognition. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 11 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482907/825-10-50-11 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 942 -SubTopic 825 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478898/942-825-50-1 + Details
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