Note 12 - Regulatory Capital (Details Textual) |
3 Months Ended | 12 Months Ended | |
|---|---|---|---|
|
Dec. 31, 2023
$ / shares
|
Dec. 31, 2023
$ / shares
|
Dec. 31, 2022
$ / shares
|
|
| Tier One Leverage Capital Required to be Well Capitalized to Average Assets | 0.075 | 0.075 | |
| Common Stock, Dividends, Per Share, Declared (in dollars per share) | $ 0.12 | $ 1.05 | $ 1.24 |
| X | ||||||||||
- Definition Aggregate dividends declared during the period for each share of common stock outstanding. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Ratio of minimum Tier 1 leverage capital to average assets categorized as well capitalized as defined by regulatory framework for prompt corrective action. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|