Securities - Amortized cost and fair values of securities, with gross unrealized gains and losses (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024	Jun. 30, 2024
Securities
Amortized Cost	$ 53,322	$ 51,088
Unrealized Gains	8	12
Unrealized Losses	(4,235)	(4,118)
Allowance for Credit Losses	(498)	(498)	$ (498)
Fair Value	48,597	46,484
Assets pledged as collateral
Securities
Fair Value	22,300	22,200
U.S. Treasury securities
Securities
Amortized Cost	18,762	15,923
Unrealized Gains		4
Unrealized Losses	(80)	(116)
Fair Value	18,682	15,811
U.S. Government Agency securities
Securities
Amortized Cost	1,000	1,000
Unrealized Losses	(131)	(162)
Fair Value	869	838
Municipal securities
Securities
Amortized Cost	17,086	17,151
Unrealized Losses	(2,757)	(2,372)
Allowance for Credit Losses	(498)	(498)
Fair Value	13,831	14,281
Mortgage-backed securities and collateralized mortgage obligations
Securities
Amortized Cost	6,543	6,862
Unrealized Losses	(1,005)	(1,107)
Fair Value	5,538	5,755
Corporate securities
Securities
Amortized Cost	9,931	10,152
Unrealized Gains	8	8
Unrealized Losses	(262)	(361)
Fair Value	$ 9,677	$ 9,799

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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Amount, before tax, of unrealized loss 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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Amount excluding accrued interest, of allowance for credit loss 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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Amortized cost excluding accrued interest, before allowance for credit loss, 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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Amount excluding accrued interest, 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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