Securities - Amortized Cost to Fair Value (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Available for sale:
Amortized cost	$ 99,085
Amortized cost		$ 101,188
Gross unrealized gains	241	138
Gross unrealized losses	(6,360)	(5,933)
Securities available for sale		95,393
Securities available for sale	92,966
Held to maturity:
Amortized cost	35,890
Amortized cost		35,760
Gross unrealized gains	55	67
Gross unrealized losses	(6,681)	(7,249)
Estimated fair value	29,264	28,578
U.S. Government sponsored entities
Available for sale:
Amortized cost	16,978
Amortized cost		16,961
Gross unrealized losses	(730)	(656)
Securities available for sale		16,305
Securities available for sale	16,248
Held to maturity:
Amortized cost	28,000
Amortized cost		28,000
Gross unrealized losses	(4,614)	(5,310)
Estimated fair value	23,386	22,690
State and political subdivisions
Available for sale:
Amortized cost	631
Amortized cost		635
Gross unrealized losses	(45)	(22)
Securities available for sale		613
Securities available for sale	586
Held to maturity:
Amortized cost	1,143
Amortized cost		1,115
Gross unrealized gains	55	67
Estimated fair value	1,198	1,182
Residential mortgage-backed securities
Available for sale:
Amortized cost	16,270
Amortized cost		17,097
Gross unrealized gains	29	32
Gross unrealized losses	(1,623)	(1,654)
Securities available for sale		15,475
Securities available for sale	14,676
Held to maturity:
Amortized cost	6,747
Amortized cost		6,645
Gross unrealized losses	(2,067)	(1,939)
Estimated fair value	4,680	4,706
Corporate and other securities
Available for sale:
Amortized cost	65,206
Amortized cost		66,495
Gross unrealized gains	212	106
Gross unrealized losses	(3,962)	(3,601)
Securities available for sale		$ 63,000
Securities available for sale	$ 61,456

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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