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Note 4 - Allowance for Loan Losses (Tables) | 12 Months Ended
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Dec. 31, 2020
Notes Tables |
Financing Receivable, Allowance for Credit Loss [Table Text Block] |
|  | December 31, 2020 |
|  | Construction and Land Development |  |  | Secure by 1-4 Family Residential |  |  | Other Real Estate |  |  | Commercial and Industrial |  |  | Consumer and Other Loans |  |  | Total |
Allowance for loan losses: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning Balance, December 31, 2019 |  | $ | 464 |  |  | $ | 776 |  |  | $ | 2,296 |  |  | $ | 562 |  |  | $ | 836 |  |  | $ | 4,934 |
Charge-offs |  |  | — |  |  |  | — |  |  |  | — |  |  |  | (69 | ) |  |  | (715 | ) |  |  | (784 | )
Recoveries |  |  | 2 |  |  |  | 8 |  |  |  | 2 |  |  |  | 18 |  |  |  | 305 |  |  |  | 335 |
Provision for (recovery of) loan losses |  |  | (160 | ) |  |  | 238 |  |  |  | 2,658 |  |  |  | 273 |  |  |  | (9 | ) |  |  | 3,000 |
Ending Balance, December 31, 2020 |  | $ | 306 |  |  | $ | 1,022 |  |  | $ | 4,956 |  |  | $ | 784 |  |  | $ | 417 |  |  | $ | 7,485 |
Ending Balance: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Individually evaluated for impairment |  |  | — |  |  |  | — |  |  |  | 2,065 |  |  |  | 158 |  |  |  | — |  |  |  | 2,223 |
Collectively evaluated for impairment |  |  | 306 |  |  |  | 1,022 |  |  |  | 2,891 |  |  |  | 626 |  |  |  | 417 |  |  |  | 5,262 |
Loans: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ending Balance |  |  | 27,328 |  |  |  | 235,814 |  |  |  | 246,883 |  |  |  | 109,838 |  |  |  | 10,051 |  |  |  | 629,914 |
Individually evaluated for impairment |  |  | 276 |  |  |  | 449 |  |  |  | 4,441 |  |  |  | 1,548 |  |  |  | — |  |  |  | 6,714 |
Collectively evaluated for impairment |  |  | 27,052 |  |  |  | 235,365 |  |  |  | 242,442 |  |  |  | 108,290 |  |  |  | 10,051 |  |  |  | 623,200 |
|  | December 31, 2019 |
|  | 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, 2018 |  | $ | 561 |  |  | $ | 895 |  |  | $ | 2,160 |  |  | $ | 464 |  |  | $ | 929 |  |  | $ | 5,009 |
Charge-offs |  |  | (2 | ) |  |  | (58 | ) |  |  | (27 | ) |  |  | (2 | ) |  |  | (795 | ) |  |  | (884 | )
Recoveries |  |  | 50 |  |  |  | 9 |  |  |  | 1 |  |  |  | 8 |  |  |  | 291 |  |  |  | 359 |
Provision for (recovery of) loan losses |  |  | (145 | ) |  |  | (70 | ) |  |  | 162 |  |  |  | 92 |  |  |  | 411 |  |  |  | 450 |
Ending Balance, December 31, 2019 |  | $ | 464 |  |  | $ | 776 |  |  | $ | 2,296 |  |  | $ | 562 |  |  | $ | 836 |  |  | $ | 4,934 |
Ending Balance: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Individually evaluated for impairment |  |  | 22 |  |  |  | 11 |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 33 |
Collectively evaluated for impairment |  |  | 442 |  |  |  | 765 |  |  |  | 2,296 |  |  |  | 562 |  |  |  | 836 |  |  |  | 4,901 |
Loans: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ending Balance |  |  | 43,164 |  |  |  | 229,438 |  |  |  | 236,555 |  |  |  | 50,153 |  |  |  | 15,036 |  |  |  | 574,346 |
Individually evaluated for impairment |  |  | 367 |  |  |  | 630 |  |  |  | 462 |  |  |  | — |  |  |  | — |  |  |  | 1,459 |
Collectively evaluated for impairment |  |  | 42,797 |  |  |  | 228,808 |  |  |  | 236,093 |  |  |  | 50,153 |  |  |  | 15,036 |  |  |  | 572,887 |
Impaired Financing Receivables [Table Text Block] |
|  | December 31, 2020 |
|  | 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 |  | $ | 325 |  |  | $ | 276 |  |  | $ | — |  |  | $ | 276 |  |  | $ | — |  |  | $ | 344 |  |  | $ | — |
Secured by 1-4 family |  |  | 568 |  |  |  | 449 |  |  |  | — |  |  |  | 449 |  |  |  | — |  |  |  | 517 |  |  |  | 1 |
Other real estate loans |  |  | 4,492 |  |  |  | 171 |  |  |  | 4,270 |  |  |  | 4,441 |  |  |  | 2,065 |  |  |  | 2,623 |  |  |  | 109 |
Commercial and industrial |  |  | 1,582 |  |  |  | — |  |  |  | 1,548 |  |  |  | 1,548 |  |  |  | 158 |  |  |  | 393 |  |  |  | 77 |
Total |  | $ | 6,967 |  |  | $ | 896 |  |  | $ | 5,818 |  |  | $ | 6,714 |  |  | $ | 2,223 |  |  | $ | 3,877 |  |  | $ | 187 |
|  | December 31, 2019 |
|  | 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 |  | $ | 401 |  |  | $ | 70 |  |  | $ | 297 |  |  | $ | 367 |  |  | $ | 22 |  |  | $ | 369 |  |  | $ | 1 |
Secured by 1-4 family |  |  | 729 |  |  |  | 488 |  |  |  | 142 |  |  |  | 630 |  |  |  | 11 |  |  |  | 769 |  |  |  | 1 |
Other real estate loans |  |  | 509 |  |  |  | 462 |  |  |  | — |  |  |  | 462 |  |  |  | — |  |  |  | 766 |  |  |  | 3 |
Commercial and industrial |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 22 |  |  |  | — |
Total |  | $ | 1,639 |  |  | $ | 1,020 |  |  | $ | 439 |  |  | $ | 1,459 |  |  | $ | 33 |  |  | $ | 1,926 |  |  | $ | 5 |

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