Note 18 - Fair Value Disclosure Measurements - Assets Measured on a Nonrecurring Basis (Details) - USD ($) $ in Thousands |
Dec. 31, 2022 |
Dec. 31, 2021 |
|---|---|---|
| Impaired loans | $ 22,315 | $ 7,969 |
| Fair Value, Nonrecurring [Member] | ||
| Impaired loans | 1,143 | 4,162 |
| Other real estate owned, fair value estimate | 5,792 | |
| Fair Value, Inputs, Level 1 [Member] | Fair Value, Nonrecurring [Member] | ||
| Impaired loans | 0 | 0 |
| Other real estate owned, fair value estimate | 0 | |
| Fair Value, Inputs, Level 2 [Member] | Fair Value, Nonrecurring [Member] | ||
| Impaired loans | 0 | 0 |
| Other real estate owned, fair value estimate | 0 | |
| Fair Value, Inputs, Level 3 [Member] | Fair Value, Nonrecurring [Member] | ||
| Impaired loans | 1,143 | $ 4,162 |
| Other real estate owned, fair value estimate | $ 5,792 |