Note 7 - Deposits and Borrowed Funds - Short-term Borrowed Funds (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Collateral Carrying Value	$ 296,300	$ 255,214
Short-term borrowed funds	146,246	102,545
Agency Residential MBS [Member]
Collateral Carrying Value	42,295	67,019
Corporate Debt Securities [Member]
Collateral Carrying Value	$ 254,005	$ 188,195

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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