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Note 5 - Foreclosed Assets (Tables) | 12 Months Ended
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Dec. 31, 2021
Notes Tables |
Schedule of Other Real Estate Owned and Other Foreclosed Assets [Table Text Block] |
|  | December 31, 2021 |  |  | December 31, 2020 |
|  | Balance |  |  | Valuation Allowance |  |  | Net OREO Balance |  |  | Balance |  |  | Valuation Allowance |  |  | Net OREO Balance |
Foreclosed assets - OREO |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 157 |  |  | $ | — |  |  | $ | 157 |
Other foreclosed assets |  |  | 952 |  |  |  | (227 | ) |  |  | 725 |  |  |  | — |  |  |  | — |  |  |  | — |
|  | $ | 952 |  |  | $ | (227 | ) |  | $ | 725 |  |  | $ | 157 |  |  | $ | — |  |  | $ | 157 |
Roll Forward of Foreclosed Assets [Table Text Block] |
|  | At and For the Years Ended December 31, |
|  | 2021 |  |  | 2020 |
Beginning balance |  | $ | 157 |  |  | $ | 186 |
New foreclosed properties |  |  | 4,473 |  |  |  | 33 |
Capitalized improvements |  |  | — |  |  |  | 47 |
Valuation adjustments |  |  | (420 | ) |  |  | — |
Valuation reductions from sales |  |  | 193 |  |  |  | — |
Sales |  |  | (3,678 | ) |  |  | (109 | )
Ending balance |  | $ | 725 |  |  | $ | 157 |
Foreclosed Assets, Valuation Allowance [Table Text Block] |
|  | At and For the Years Ended December 31, |
|  | 2021 |  |  | 2020 |
Beginning balance |  | $ | — |  |  | $ | — |
Additions charged to expense |  |  | 420 |  |  |  | — |
Reductions from sales |  |  | (193 | ) |  |  | — |
Ending balance |  | $ | 227 |  |  | $ | — |

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