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v3.25.2

Note 1 - Significant Accounting Policies (Details Textual) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2025 USD ($) shares | Jun. 30, 2024 USD ($) shares | Jun. 30, 2025 USD ($) shares | Jun. 30, 2024 USD ($) shares | Dec. 31, 2024 USD ($)
Number of Unconsolidated Business Trusts Formed to Issue Trust Preferred Securities | 5 |  | 5 |  |
Debt Securities, Available-for-Sale, Allowance for Credit Loss, Ending Balance | $ 0 |  | $ 0 |  | $ 0
Financing Receivable, Unamortized Loan Cost (Fee) | 1,800 |  | $ 1,800 |  | 2,200
Interest Income on Commercial and Mortgage Loans Discontinued Period (Day) |  |  | 90 days |  |
Maximum Delinquency Period for Consumer and Credit Card Loans to be Charged Off (Day) |  |  | 120 days |  |
Loan, Mortgage, Held-for-Sale, Fair Value Disclosure | 28,100 |  | $ 28,100 |  | 16,000
Financing Receivable, Credit Loss, Expense (Reversal) | 1,600 | $ 3,500 | 3,700 | $ 4,800 |
Financing Receivable, Accrued Interest, after Allowance for Credit Loss | 17,200 |  | 17,200 |  | 17,300
Continuing Involvement with Transferred Financial Assets, Principal Amount Outstanding | 1,590,000 |  | 1,590,000 |  | 1,550,000
Servicing Asset at Amortized Cost | 12,800 |  | 12,800 |  | 12,500
Servicing Asset at Fair Value, Amount | $ 21,600 |  | 21,600 |  | $ 21,000
Goodwill, Impairment Loss |  |  | $ 0 |  |
Financing Receivable, Accrued Interest, after Allowance for Credit Loss, Statement of Financial Position [Extensible Enumeration] | Other Assets |  | Other Assets |  | Other Assets
Restricted Stock [Member] |  |  |  |  |
Incremental Common Shares Attributable to Participating Nonvested Shares with Non-forfeitable Dividend Rights (in shares) | shares | 277,000 | 303,000 | 277,000 | 303,000 |

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- Definition Number of days past due when interest income on commercial and mortgage loans is discontinued unless the loans are well-secured and in process of collection. + References No definition available. + Details
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- Definition Amount of allowance for credit loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (aaa) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479130/326-30-45-1 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 9 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479106/326-30-50-9 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 326 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 9 -Subparagraph (i) -Publisher FASB -URI https://asc.fasb.org/1943274/2147479106/326-30-50-9 + Details
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- Definition Amount of unamortized loan commitment, origination, and other costs (fees) on financing receivable recognized as adjustment to yield. Excludes financing receivable covered under loss sharing agreement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 310 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481598/310-20-45-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481962/310-10-50-4 Reference 3: http://www.xbrl.org/2003/role/recommendedDisclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 3 -SubTopic 20 -Topic 310 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481569/310-20-50-3 + Details
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