Securities - Amortized Cost to Fair Value (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Available for sale at fair value:
Amortized cost	$ 52,288	$ 63,883
Gross unrealized gains	1,137	780
Gross unrealized losses	(323)	(388)
Estimated fair value	53,102	64,275
Equity Securities:
Amortized cost	2,112	2,218
Gross unrealized gains		142
Gross unrealized losses	(326)	(71)
Equity securities with readily determinable fair values (amortized cost of $2,112 in 2020 and $2,218 in 2019)	1,786	2,289
U.S. Government sponsored entities
Available for sale at fair value:
Amortized cost	2,749	5,751
Gross unrealized gains	23	4
Gross unrealized losses		(2)
Estimated fair value	2,772	5,753
State and political subdivisions
Available for sale at fair value:
Amortized cost	3,320	4,992
Gross unrealized gains	24	174
Gross unrealized losses	(10)	(12)
Estimated fair value	3,334	5,154
Residential mortgage-backed securities
Available for sale at fair value:
Amortized cost	21,463	27,698
Gross unrealized gains	916	372
Gross unrealized losses	(6)	(106)
Estimated fair value	22,373	27,964
Corporate and other securities
Available for sale at fair value:
Amortized cost	24,756	25,442
Gross unrealized gains	174	230
Gross unrealized losses	(307)	(268)
Estimated fair value	$ 24,623	$ 25,404

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Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on 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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