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Note 5 - Derivatives - Schedule of Hedging Relationship (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Mar. 31, 2025 | Mar. 31, 2024
Total amounts presented on the Consolidated Statements of Income | $ 15,806 | $ 14,534
Interest and dividends on investment securities, cash and cash equivalents, and certificates of deposit at other financial institutions | 3,485 | 3,883
Reclassification adjustment for realized gain, net included in net income | (871) | (1,722)
Interest Expense [Member] |  |
Net interest income recognized on cash flows of derivatives designated as hedging instruments | 0 | 0
Interest Income [Member] |  |
Net interest income recognized on cash flows of derivatives designated as hedging instruments | 297 | 418
Designated as Hedging Instrument [Member] | Securities Investment [Member] | Interest Rate Swap [Member] | Interest Expense [Member] |  |
Net gains (losses) on fair value hedging relationships: Interest rate swaps – securities, Recognized on hedged items | 0 | 0
Recognized on derivatives designated as hedging instruments | 0 | 0
Net income recognized on fair value hedges | 0 | 0
Designated as Hedging Instrument [Member] | Securities Investment [Member] | Interest Rate Swap [Member] | Interest Income [Member] |  |
Net gains (losses) on fair value hedging relationships: Interest rate swaps – securities, Recognized on hedged items | 392 | (1,225)
Recognized on derivatives designated as hedging instruments | (392) | 1,225
Net income recognized on fair value hedges | 297 | 418
Designated as Hedging Instrument [Member] | Brokered Deposits and Borrowings [Member] | Interest Rate Swap [Member] | Interest Expense [Member] |  |
Reclassification adjustment for realized gain, net included in net income | 574 | 1,722
Net income recognized on cash flow hedges | 574 | 1,722
Designated as Hedging Instrument [Member] | Brokered Deposits and Borrowings [Member] | Interest Rate Swap [Member] | Interest Income [Member] |  |
Reclassification adjustment for realized gain, net included in net income | 0 | 0
Net income recognized on cash flow hedges | 0 | 0
Designated as Hedging Instrument [Member] | Fair Value Hedging And Cash Flow Hedging [Member] |  |
Total amounts presented on the Consolidated Statements of Income | 15,321 | 12,882
Interest and dividends on investment securities, cash and cash equivalents, and certificates of deposit at other financial institutions | $ 3,485 | $ 3,883

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- Definition Amount of gain (loss) from the increase (decrease) in fair value of derivative and nonderivative instruments designated as fair value hedging instruments recognized in the income statement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 815 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 4A -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480434/815-10-50-4A Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 40 -Name Accounting Standards Codification -Section 50 -Paragraph 21 -Subparagraph (i) -Publisher FASB -URI https://asc.fasb.org/1943274/2147476148/220-40-50-21 + Details
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