Note 1 - Summary of Significant Accounting Policies (Details Textual) |
12 Months Ended | ||
---|---|---|---|
Dec. 31, 2022
USD ($)
|
Jan. 01, 2023
USD ($)
|
Dec. 31, 2021
USD ($)
|
|
Subsidiary, Ownership Percentage By Parent | 100.00% | ||
Number of Banking Offices | 4 | ||
Financing Receivable, Held-for-Sale, Not Part of Disposal Group, after Valuation Allowance, Ending Balance | $ 7,058,000 | $ 11,768,000 | |
Financing Receivable, Ratio of Allowance to Total Loans | 1.20% | ||
Cumulative Effect, Period of Adoption, Adjustment [Member] | Accounting Standards Update 2016-13 [Member] | |||
Financing Receivable, Allowance for Credit Loss, Ending Balance | $ (1,900,000) | ||
Financing Receivable, Ratio of Allowance to Total Loans | 0.76% |