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Note 4 - Loans - Allowance for Loan Losses by Portfolio Segment (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Balance | $ 154,562 | $ 146,485
Provision/(reversal) for expected credit losses | 36,877 | 25,655
Charge-offs | (31,472) | (23,486)
Recoveries | 1,798 | 5,908
Net (Charge-offs)/Recoveries | (29,674) | (17,578)
Balance | 161,765 | 154,562
Commitments to Extend Credit [Member] |  |
Balance | 9,053 | 8,730
Provision/(reversal) for expected credit losses | 623 | 323
Balance | 9,676 | 9,053
Commercial Portfolio Segment [Member] |  |
Balance | 53,791 | 49,435
Provision/(reversal) for expected credit losses | 29,829 | 15,275
Charge-offs | (26,926) | (13,909)
Recoveries | 1,102 | 2,990
Net (Charge-offs)/Recoveries | (25,824) | (10,919)
Balance | 57,796 | 53,791
Commercial Portfolio Segment [Member] | Commitments to Extend Credit [Member] |  |
Balance | 6,888 | 4,840
Provision/(reversal) for expected credit losses | 892 | 2,048
Balance | 7,780 | 6,888
Real Estate Construction Portfolio Segment [Member] |  |
Balance | 8,180 | 10,417
Provision/(reversal) for expected credit losses | 5 | 1,984
Charge-offs | 0 | (4,221)
Recoveries | 0 | 0
Net (Charge-offs)/Recoveries | 0 | (4,221)
Balance | 8,185 | 8,180
Real Estate Construction Portfolio Segment [Member] | Commitments to Extend Credit [Member] |  |
Balance | 2,165 | 3,890
Provision/(reversal) for expected credit losses | (269) | (1,725)
Balance | 1,896 | 2,165
Commercial Real Estate Portfolio Segment [Member] |  |
Balance | 74,428 | 68,366
Provision/(reversal) for expected credit losses | 9,330 | 8,570
Charge-offs | (4,469) | (5,341)
Recoveries | 308 | 2,833
Net (Charge-offs)/Recoveries | (4,161) | (2,508)
Balance | 79,597 | 74,428
Commercial Real Estate Portfolio Segment [Member] | Commitments to Extend Credit [Member] |  |
Balance | 0 | 0
Provision/(reversal) for expected credit losses | 0 | 0
Balance | 0 | 0
Residential Mortgage and Equity Lines Portfolio Segment [Member] |  |
Balance | 18,140 | 18,232
Provision/(reversal) for expected credit losses | (2,283) | (177)
Charge-offs | (62) | 0
Recoveries | 386 | 85
Net (Charge-offs)/Recoveries | 324 | 85
Balance | 16,181 | 18,140
Residential Mortgage and Equity Lines Portfolio Segment [Member] | Commitments to Extend Credit [Member] |  |
Balance | 0 | 0
Provision/(reversal) for expected credit losses | 0 | 0
Balance | 0 | 0
Installment and Other Loans [Member ] |  |
Balance | 23 | 35
Provision/(reversal) for expected credit losses | (4) | 3
Charge-offs | (15) | (15)
Recoveries | 2 | 0
Net (Charge-offs)/Recoveries | (13) | (15)
Balance | 6 | 23
Installment and Other Loans [Member ] | Commitments to Extend Credit [Member] |  |
Balance | 0 | 0
Provision/(reversal) for expected credit losses | 0 | 0
Balance | $ 0 | $ 0

X
- Definition Amount, after recovery, of writeoff of financing receivable, charged against allowance for credit loss. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-K (SK) -Number 229 -Section 1405 -Paragraph a -Subparagraph (4) -Publisher SEC Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 13 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-13 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 79 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479294/326-20-55-79 + Details
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