Note 4 - Investment Securities - Maturities of Securities Available for Sale (Details) $ in Thousands	Dec. 31, 2019 USD ($)
Due in one year or less, amortized cost	$ 1,289
Due in one year or less, fair value	1,290
Due after one year through five years, amortized cost	7,176
Due after one year through five years, fair value	7,214
Due after five years through ten years, amortized cost	15,014
Due after five years through ten years, fair value	14,987
Due after ten years, amortized cost	9,338
Due after ten years, fair value	9,390
Amortized cost	32,817
Fair value	$ 32,881

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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