Note 2 - Investment Securities - Maturities of Securities Available for Sale (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Due in one year or less, amortized cost	$ 2,810
Due in one year or less, fair value	2,847
Due after one year through five years, amortized cost	4,777
Due after one year through five years, fair value	4,835
Due after five years through ten years, amortized cost	26,891
Due after five years through ten years, fair value	26,743
Due after ten years, amortized cost	73,503
Due after ten years, fair value	72,997
Amortized cost	107,981	$ 32,771
Fair value	$ 107,422	$ 33,507

Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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