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Note 7 - Loans and Related Allowance for Credit Losses - Troubled Debt Restructurings (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2025 | Jun. 30, 2025
Modified, Amortized cost | $ 2,375 | $ 3,364
Total Financing Receivables, Percentage | 0.20% | 0.20%
Payment Deferral [Member] |  |
Modified, Amortized cost | $ 0 | $ 57
Extended Maturity [Member] |  |
Modified, Amortized cost | 2,318 | 3,307
Payment Deferral and Extended Maturity [Member] |  |
Modified, Amortized cost | 0 | 0
Interest Rate Reduction and Term Past Due [Member] |  |
Modified, Amortized cost | 0 | 0
Interest Rate Reduction and Principal Forgiveness [Member] |  |
Modified, Amortized cost | 0 | 0
Construction and Other [Member] |  |
Modified, Amortized cost | $ 2,018 | $ 2,018
Total Financing Receivables, Percentage | 0.10% | 0.10%
Construction and Other [Member] | Payment Deferral [Member] |  |
Modified, Amortized cost | $ 0 | $ 0
Construction and Other [Member] | Extended Maturity [Member] |  |
Modified, Amortized cost | 2,018 | 2,018
Construction and Other [Member] | Payment Deferral and Extended Maturity [Member] |  |
Modified, Amortized cost | 0 | 0
Construction and Other [Member] | Interest Rate Reduction and Term Past Due [Member] |  |
Modified, Amortized cost | 0 | 0
Construction and Other [Member] | Interest Rate Reduction and Principal Forgiveness [Member] |  |
Modified, Amortized cost | 0 | 0
Commercial And Industrial [Member] |  |
Modified, Amortized cost |  | $ 889
Total Financing Receivables, Percentage |  | 0.10%
Commercial And Industrial [Member] | Payment Deferral [Member] |  |
Modified, Amortized cost |  | $ 0
Commercial And Industrial [Member] | Extended Maturity [Member] |  |
Modified, Amortized cost |  | 889
Commercial And Industrial [Member] | Payment Deferral and Extended Maturity [Member] |  |
Modified, Amortized cost |  | 0
Commercial And Industrial [Member] | Interest Rate Reduction and Term Past Due [Member] |  |
Modified, Amortized cost |  | 0
Commercial And Industrial [Member] | Interest Rate Reduction and Principal Forgiveness [Member] |  |
Modified, Amortized cost |  | 0
Home Equity Lines of Credit [Member] |  |
Modified, Amortized cost |  | $ 100
Total Financing Receivables, Percentage |  | 0.00%
Home Equity Lines of Credit [Member] | Payment Deferral [Member] |  |
Modified, Amortized cost |  | $ 0
Home Equity Lines of Credit [Member] | Extended Maturity [Member] |  |
Modified, Amortized cost |  | 100
Home Equity Lines of Credit [Member] | Payment Deferral and Extended Maturity [Member] |  |
Modified, Amortized cost |  | 0
Home Equity Lines of Credit [Member] | Interest Rate Reduction and Term Past Due [Member] |  |
Modified, Amortized cost |  | 0
Home Equity Lines of Credit [Member] | Interest Rate Reduction and Principal Forgiveness [Member] |  |
Modified, Amortized cost |  | 0
Commercial Portfolio Segment [Member] | Owner Occupied Loan [Member] |  |
Modified, Amortized cost | $ 300 | $ 300
Total Financing Receivables, Percentage | 0.00% | 0.00%
Commercial Portfolio Segment [Member] | Owner Occupied Loan [Member] | Payment Deferral [Member] |  |
Modified, Amortized cost | $ 0 | $ 0
Commercial Portfolio Segment [Member] | Owner Occupied Loan [Member] | Extended Maturity [Member] |  |
Modified, Amortized cost | 300 | 300
Commercial Portfolio Segment [Member] | Owner Occupied Loan [Member] | Payment Deferral and Extended Maturity [Member] |  |
Modified, Amortized cost | 0 | 0
Commercial Portfolio Segment [Member] | Owner Occupied Loan [Member] | Interest Rate Reduction and Term Past Due [Member] |  |
Modified, Amortized cost | 0 | 0
Commercial Portfolio Segment [Member] | Owner Occupied Loan [Member] | Interest Rate Reduction and Principal Forgiveness [Member] |  |
Modified, Amortized cost | 0 | 0
Residential Portfolio Segment [Member] |  |
Modified, Amortized cost | $ 57 | $ 57
Total Financing Receivables, Percentage | 0.00% | 0.00%
Residential Portfolio Segment [Member] | Payment Deferral [Member] |  |
Modified, Amortized cost | $ 57 | $ 57
Residential Portfolio Segment [Member] | Extended Maturity [Member] |  |
Modified, Amortized cost | 0 | 0
Residential Portfolio Segment [Member] | Payment Deferral and Extended Maturity [Member] |  |
Modified, Amortized cost | 0 | 0
Residential Portfolio Segment [Member] | Interest Rate Reduction and Term Past Due [Member] |  |
Modified, Amortized cost | 0 | 0
Residential Portfolio Segment [Member] | Interest Rate Reduction and Principal Forgiveness [Member] |  |
Modified, Amortized cost | $ 0 | $ 0

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