Note 7 - Investment and Equity Securities - Amortized Cost and Fair Value of Debt Securities by Contractual Maturity (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Due in one year or less, amortized costs	$ 3
Due in one year or less, fair value	3
Due after one year through five years, amortized costs	887
Due after one year through five years, fair value	911
Due after five years through ten years, amortized costs	22,176
Due after five years through ten years, fair value	22,713
Due after ten years, amortized costs	84,702
Due after ten years, fair value	88,902
Amortized costs	107,768	$ 103,401
Fair Value	$ 112,529	$ 105,733

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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