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Investment Securities - Maturity Dates Of Available-For-Sale Securities (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Cost
Due after 5 years through year 10	$ 236	$ 278
Due after 10 years	170	276
Mortgage-backed securities with original maturities of 30 years	133	164
Investment securities with no maturity dates	36,680	30,221
Total	37,219	30,939
Fair Value
Due after 5 years through year 10	236	277
Due after 10 years	171	272
Mortgage-backed securities with original maturities of 30 years	138	174
Investment securities with no maturity dates	36,728	29,737
Total	$ 37,273	$ 30,460

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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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