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Note 5 - Allowance for Loan Losses, Nonperforming Assets and Impaired Loans - Past Due and Nonaccrual Loans (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Gross loans |  | $ 853,193 | $ 803,729
Nonaccruals | [1],[2] | 2,847 | 2,873
Loans past due 90 days or more and still accruing | [2] | 8 | 90
Financing Receivables 30 to 89 Days Past Due [Member] |  |  |
Gross loans | [2] | 1,388 | 987
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |  |
Gross loans | [2] | 351 | 356
Consumer Real Estate Portfolio Segment [Member] |  |  |
Gross loans |  | 221,052 | 208,977
Consumer Real Estate Portfolio Segment [Member] | Equity Lines [Member] |  |  |
Nonaccruals | [1],[2] |  | 0
Loans past due 90 days or more and still accruing | [2] |  | 29
Consumer Real Estate Portfolio Segment [Member] | Equity Lines [Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |  |
Gross loans | [2] | 16 | 50
Consumer Real Estate Portfolio Segment [Member] | Equity Lines [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |  |
Gross loans | [2] | 0 | 29
Consumer Real Estate Portfolio Segment [Member] | Closed End First Liens [Member] |  |  |
Nonaccruals | [1],[2] | 91 | 0
Loans past due 90 days or more and still accruing | [2] |  | 58
Consumer Real Estate Portfolio Segment [Member] | Closed End First Liens [Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |  |
Gross loans | [2] | 750 | 715
Consumer Real Estate Portfolio Segment [Member] | Closed End First Liens [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |  |
Gross loans | [2] | 91 | 58
Consumer Real Estate Portfolio Segment [Member] | Investor Owned Residential Real Estate [Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |  |
Gross loans | [2] | 408 |
Consumer Real Estate Portfolio Segment [Member] | Investor Owned Residential Real Estate [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |  |
Gross loans | [2] | 0 |
Real Estate Construction Portfolio Segment[Member] |  |  |
Gross loans |  | 54,579 | 48,841
Nonaccruals | [1],[2] |  | 0
Loans past due 90 days or more and still accruing | [2] |  | 0
Real Estate Construction Portfolio Segment[Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |  |
Gross loans | [2] |  | 14
Real Estate Construction Portfolio Segment[Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |  |
Gross loans | [2] |  | 0
Commercial Real Estate Portfolio Segment [Member] |  |  |
Gross loans |  | 437,888 | 405,722
Commercial Real Estate Portfolio Segment [Member] | Commercial Real Estate, Owner Occupied [Member] |  |  |
Nonaccruals | [1],[2] | 2,493 | 2,572
Loans past due 90 days or more and still accruing | [2] |  | 0
Commercial Real Estate Portfolio Segment [Member] | Commercial Real Estate, Owner Occupied [Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |  |
Gross loans | [2] | 0 | 12
Commercial Real Estate Portfolio Segment [Member] | Commercial Real Estate, Owner Occupied [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |  |
Gross loans | [2] | 252 | 266
Commercial Non Real Estate Segment [Member] |  |  |
Gross loans |  | 57,652 | 60,264
Commercial Non Real Estate Segment [Member] | Commercial and Industrial [Member] |  |  |
Nonaccruals | [1],[2] | 263 | 301
Loans past due 90 days or more and still accruing | [2] |  | 0
Commercial Non Real Estate Segment [Member] | Commercial and Industrial [Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |  |
Gross loans | [2] | 16 | 13
Commercial Non Real Estate Segment [Member] | Commercial and Industrial [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |  |
Gross loans | [2] | 0 | 0
Consumer Non Real Estate Portfolio Segment [Member] |  |  |
Gross loans |  | 33,948 | 32,026
Consumer Non Real Estate Portfolio Segment [Member] | Credit Card Receivable [Member] |  |  |
Nonaccruals | [1],[2] |  | 0
Loans past due 90 days or more and still accruing | [2] | 2 | 2
Consumer Non Real Estate Portfolio Segment [Member] | Credit Card Receivable [Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |  |
Gross loans | [2] | 3 | 2
Consumer Non Real Estate Portfolio Segment [Member] | Credit Card Receivable [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |  |
Gross loans | [2] | 2 | 2
Consumer Non Real Estate Portfolio Segment [Member] | Automobile Loan [Member] |  |  |
Nonaccruals | [1],[2] |  | 0
Loans past due 90 days or more and still accruing | [2] |  | 0
Consumer Non Real Estate Portfolio Segment [Member] | Automobile Loan [Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |  |
Gross loans | [2] | 102 | 93
Consumer Non Real Estate Portfolio Segment [Member] | Automobile Loan [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |  |
Gross loans | [2] | 0 | 0
Consumer Non Real Estate Portfolio Segment [Member] | Other Consumer Loans [Member] |  |  |
Nonaccruals | [1],[2] |  | 0
Loans past due 90 days or more and still accruing | [2] | 6 | 1
Consumer Non Real Estate Portfolio Segment [Member] | Other Consumer Loans [Member] | Financing Receivables 30 to 89 Days Past Due [Member] |  |  |
Gross loans | [2] | 93 | 88
Consumer Non Real Estate Portfolio Segment [Member] | Other Consumer Loans [Member] | Financial Asset, Equal to or Greater than 90 Days Past Due [Member] |  |  |
Gross loans | [2] | $ 6 | $ 1
[1] | Includes current and past due loans in nonaccrual status. Includes impaired loans in nonaccrual status.
[2] | Only classes with past due or nonaccrual loans are presented.

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