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Note 17 - Acquisition (Details Textual) $ in Thousands, shares in Millions |  | 9 Months Ended |  |
--- | --- | --- | --- | ---
Feb. 18, 2021 USD ($) | Dec. 31, 2021 USD ($) shares | Mar. 31, 2021 USD ($) | Dec. 31, 2020 USD ($) | [1]
Assets, Total |  |  | $ 1,028,130 | $ 950,932
Loans and Leases Receivable, Net Amount, Total |  |  | 630,716 | 622,429
Deposits, Total |  |  | 916,057 | $ 842,461
The Bank of Fincastle [Member] |  |  |  |
Assets, Total |  |  | 272,100 |
Loans and Leases Receivable, Net Amount, Total |  |  | 197,800 |
Deposits, Total |  |  | $ 239,700 |
The Bank of Fincastle [Member] |  |  |  |
Business Combination, Consideration Transferred, Total | $ 31,600 |  |  |
Number of Retail Bank Offices Acquired | 6 |  |  |
The Bank of Fincastle [Member] | Forecast [Member] |  |  |  |
Payments to Acquire Businesses, Gross |  | $ 6,700 |  |
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares (in shares) | shares |  | 1.3 |  |
[1] | Derived from audited consolidated financial statements.

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