Note 18 - Fair Value Disclosure Measurements (Details Textual) - USD ($) |
1 Months Ended | 12 Months Ended | |
|---|---|---|---|
Dec. 31, 2006 |
Dec. 31, 2022 |
Dec. 31, 2021 |
|
| Estimated Selling Costs of Impaired Loans | $ 688,000 | $ 901,000 | |
| Mandatorily Redeemable Securities | $ 8,200,000 | $ 8,000,000.0 | |
| London Interbank Offered Rate (LIBOR) [Member] | |||
| Debt Instrument, Basis Spread on Variable Rate | 1.67% | ||
| Notes Payable, Other Payables [Member] | London Interbank Offered Rate (LIBOR) [Member] | |||
| Debt Instrument, Basis Spread on Variable Rate | 1.67% | ||