Note 8 - Deposits and Borrowed Funds - Short-term Borrowed Funds (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Collateral Carrying Value	$ 228,674	$ 296,300
Short-term borrowed funds	76,886	146,246
Agency Residential MBS [Member]
Collateral Carrying Value	30,862	42,295
Corporate Debt Securities [Member]
Collateral Carrying Value	$ 197,812	$ 254,005

Reflects the total carrying amount as of the balance sheet date of debt having initial terms less than one year or the normal operating cycle, if longer.

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