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Investment Securities - Total investment securities (Details) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Contractual maturities of securities
Available for Sale, Cost Basis, Within 1 year	$ 9,482
Available for Sale, Cost Basis, After 1 year but within 5 years	23,759
Available for Sale, Cost Basis, After 5 years but within 10 years	34,511
Available for Sale, Cost Basis, Over 10 years	112,819
Investment securities available for sale, Cost Basis	180,571	$ 172,857
Available for Sale, Fair Value, Within 1 year	9,424
Available for Sale, Fair Value, After 1 year but within 5 years	23,282
Available for Sale, Fair Value, After 5 years but within 10 years	33,098
Available for Sale, Fair Value, Over 10 years	103,757
Available for Sale, Fair Value	169,561	155,620
Held to Maturity, Cost Basis, Within 1 year	1,900
Held to Maturity, Cost Basis, After 1 year but within 5 years	14,287
Held to Maturity, Cost Basis, After 5 years but within 10 years	17,975
Held to Maturity, Cost Basis, Over 10 years	33,017
Investment securities held to maturity, Cost Basis	67,179	63,837
Held to Maturity, Fair Value, Within 1 year	1,869
Held to Maturity, Fair Value, After 1 year but within 5 years	14,086
Held to Maturity, Fair Value, After 5 years but within 10 years	16,258
Held to Maturity, Fair Value, Over 10 years	31,279
Held to Maturity, Fair Value, Total	63,492	58,471
U.S. Agency
Contractual maturities of securities
Investment securities available for sale, Cost Basis	5,207	5,345
Available for Sale, Fair Value	4,791	4,666
Investment securities held to maturity, Cost Basis	2,500	2,500
Held to Maturity, Fair Value, Total	2,254	2,135
U.S. Agency mortgage-backed securities
Contractual maturities of securities
Investment securities available for sale, Cost Basis	115,335	104,227
Available for Sale, Fair Value	106,177	91,534
Investment securities held to maturity, Cost Basis	33,769	26,966
Held to Maturity, Fair Value, Total	32,041	24,591
Municipal
Contractual maturities of securities
Investment securities available for sale, Cost Basis	11,261	9,031
Available for Sale, Fair Value	10,938	8,363
Investment securities held to maturity, Cost Basis	28,504	30,959
Held to Maturity, Fair Value, Total	26,920	28,406
Corporate bonds
Contractual maturities of securities
Investment securities available for sale, Cost Basis	48,768	54,254
Available for Sale, Fair Value	47,655	51,057
Corporate bonds and other securities
Contractual maturities of securities
Investment securities held to maturity, Cost Basis	2,406	3,412
Held to Maturity, Fair Value, Total	$ 2,277	$ 3,339

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