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Note 4 - Allowance for Loan Losses (Tables) | 12 Months Ended
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Dec. 31, 2022
Notes Tables |
Financing Receivable, Allowance for Credit Loss [Table Text Block] |
|  | December 31, 2022 |
|  | Construction and Land Development |  |  | Secured by 1-4 Family Residential |  |  | Other Real Estate |  |  | Commercial and Industrial |  |  | Consumer and Other Loans |  |  | Total |
Allowance for loan losses: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning Balance, December 31, 2021 |  | $ | 345 |  |  | $ | 1,077 |  |  | $ | 3,230 |  |  | $ | 718 |  |  | $ | 340 |  |  | $ | 5,710 |
Charge-offs |  |  | — |  |  |  | (6 | ) |  |  | — |  |  |  | (32 | ) |  |  | (491 | ) |  |  | (529 | )
Recoveries |  |  | 10 |  |  |  | 19 |  |  |  | 15 |  |  |  | 145 |  |  |  | 226 |  |  |  | 415 |
Provision for (recovery of) loan losses |  |  | 191 |  |  |  | 18 |  |  |  | 364 |  |  |  | 1,043 |  |  |  | 234 |  |  |  | 1,850 |
Ending Balance, December 31, 2022 |  | $ | 546 |  |  | $ | 1,108 |  |  | $ | 3,609 |  |  | $ | 1,874 |  |  | $ | 309 |  |  | $ | 7,446 |
Ending Balance: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Individually evaluated for impairment |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 888 |  |  |  | — |  |  |  | 888 |
Collectively evaluated for impairment |  |  | 546 |  |  |  | 1,108 |  |  |  | 3,609 |  |  |  | 986 |  |  |  | 309 |  |  |  | 6,558 |
Loans: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ending Balance |  |  | 51,840 |  |  |  | 331,421 |  |  |  | 418,456 |  |  |  | 111,225 |  |  |  | 7,581 |  |  |  | 920,523 |
Individually evaluated for impairment |  |  | 1,045 |  |  |  | 530 |  |  |  | 13 |  |  |  | 1,085 |  |  |  | — |  |  |  | 2,673 |
Collectively evaluated for impairment |  |  | 50,795 |  |  |  | 330,891 |  |  |  | 418,443 |  |  |  | 110,140 |  |  |  | 7,581 |  |  |  | 917,850 |
|  | December 31, 2021 |
|  | Construction and Land Development |  |  | Secured by 1-4 Family Residential |  |  | Other Real Estate |  |  | Commercial and Industrial |  |  | Consumer and Other Loans |  |  | Total |
Allowance for loan losses: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning Balance, December 31, 2020 |  | $ | 306 |  |  | $ | 1,022 |  |  | $ | 4,956 |  |  | $ | 784 |  |  | $ | 417 |  |  | $ | 7,485 |
Charge-offs |  |  | — |  |  |  | (15 | ) |  |  | (992 | ) |  |  | (6 | ) |  |  | (434 | ) |  |  | (1,447 | )
Recoveries |  |  | 6 |  |  |  | 65 |  |  |  | 3 |  |  |  | 7 |  |  |  | 241 |  |  |  | 322 |
Provision for (recovery of) loan losses |  |  | 33 |  |  |  | 5 |  |  |  | (737 | ) |  |  | (67 | ) |  |  | 116 |  |  |  | (650 | )
Ending Balance, December 31, 2021 |  | $ | 345 |  |  | $ | 1,077 |  |  | $ | 3,230 |  |  | $ | 718 |  |  | $ | 340 |  |  | $ | 5,710 |
Ending Balance: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Individually evaluated for impairment |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 55 |  |  |  | — |  |  |  | 55 |
Collectively evaluated for impairment |  |  | 345 |  |  |  | 1,077 |  |  |  | 3,230 |  |  |  | 663 |  |  |  | 340 |  |  |  | 5,655 |
Loans: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ending Balance |  |  | 55,721 |  |  |  | 291,990 |  |  |  | 364,921 |  |  |  | 99,805 |  |  |  | 12,681 |  |  |  | 825,118 |
Individually evaluated for impairment |  |  | — |  |  |  | 765 |  |  |  | 30 |  |  |  | 1,509 |  |  |  | — |  |  |  | 2,304 |
Collectively evaluated for impairment |  |  | 55,721 |  |  |  | 291,225 |  |  |  | 364,891 |  |  |  | 98,296 |  |  |  | 12,681 |  |  |  | 822,814 |
Impaired Financing Receivables [Table Text Block] |
|  | December 31, 2022 |
|  | Unpaid Principal Balance |  |  | Recorded Investment with No Allowance |  |  | Recorded Investment with Allowance |  |  | Total Recorded Investment |  |  | Related Allowance |  |  | Average Recorded Investment |  |  | Interest Income Recognized |
Real estate loans: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Construction and land development |  | $ | 2,412 |  |  | $ | 1,045 |  |  | $ | — |  |  | $ | 1,045 |  |  | $ | — |  |  | $ | 30 |  |  | $ | 75 |
Secured by 1-4 family residential |  |  | 680 |  |  |  | 530 |  |  |  | — |  |  |  | 530 |  |  |  | — |  |  |  | 580 |  |  |  | 11 |
Other real estate loans |  |  | 26 |  |  |  | 13 |  |  |  | — |  |  |  | 13 |  |  |  | — |  |  |  | 22 |  |  |  | — |
Commercial and industrial |  |  | 1,084 |  |  |  | — |  |  |  | 1,085 |  |  |  | 1,085 |  |  |  | 888 |  |  |  | 650 |  |  |  | 40 |
Total |  | $ | 4,202 |  |  | $ | 1,588 |  |  | $ | 1,085 |  |  | $ | 2,673 |  |  | $ | 888 |  |  | $ | 1,282 |  |  | $ | 126 |
|  | December 31, 2021 |
|  | Unpaid Principal Balance |  |  | Recorded Investment with No Allowance |  |  | Recorded Investment with Allowance |  |  | Total Recorded Investment |  |  | Related Allowance |  |  | Average Recorded Investment |  |  | Interest Income Recognized |
Real estate loans: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Construction and land development |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 91 |  |  | $ | — |
Secured by 1-4 family |  |  | 889 |  |  |  | 765 |  |  |  | — |  |  |  | 765 |  |  |  | — |  |  |  | 429 |  |  |  | 9 |
Other real estate loans |  |  | 40 |  |  |  | 30 |  |  |  | — |  |  |  | 30 |  |  |  | — |  |  |  | 2,384 |  |  |  | — |
Commercial and industrial |  |  | 1,673 |  |  |  | — |  |  |  | 1,509 |  |  |  | 1,509 |  |  |  | 55 |  |  |  | 1,613 |  |  |  | — |
Total |  | $ | 2,602 |  |  | $ | 795 |  |  | $ | 1,509 |  |  | $ | 2,304 |  |  | $ | 55 |  |  | $ | 4,517 |  |  | $ | 9 |

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