Securities - Amortized Cost to Fair Value (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2023
Available for sale:
Available for sale at amortized cost	$ 100,515		$ 97,554
Gross unrealized gains	279		281
Gross unrealized losses	(4,829)		(4,787)
Allowance for credit losses	(1,283)		(1,283)
Available of sale at fair value	94,682		91,765
Held to maturity:
Held to maturity, Amortized cost	36,089		36,122
Gross unrealized gains	75		90
Gross unrealized losses	(7,026)		(6,556)
Estimated fair value	29,138		29,656
Provision recognized in current period	0	$ 0
U.S. Government sponsored entities
Available for sale:
Available for sale at amortized cost	15,749		16,490
Gross unrealized losses	(485)		(457)
Available of sale at fair value	15,264		16,033
Held to maturity:
Held to maturity, Amortized cost	28,000		28,000
Gross unrealized losses	(4,656)		(4,419)
Estimated fair value	23,344		23,581
State and political subdivisions
Available for sale:
Available for sale at amortized cost	379		388
Gross unrealized losses	(29)		(28)
Available of sale at fair value	350		360
Held to maturity:
Held to maturity, Amortized cost	1,187		1,272
Gross unrealized gains	75		90
Estimated fair value	1,262		1,362
Residential mortgage-backed securities
Available for sale:
Available for sale at amortized cost	15,184		15,473
Gross unrealized gains	29		30
Gross unrealized losses	(1,681)		(1,426)
Available of sale at fair value	13,532		14,077
Held to maturity:
Held to maturity, Amortized cost	6,902		6,850
Gross unrealized losses	(2,370)		(2,137)
Estimated fair value	4,532		4,713
Corporate and other securities
Available for sale:
Available for sale at amortized cost	69,203		65,203
Gross unrealized gains	250		251
Gross unrealized losses	(2,634)		(2,876)
Allowance for credit losses	(1,283)		(1,283)
Available of sale at fair value	$ 65,536		$ 61,295

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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