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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).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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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Amount, excluding accrued interest, of allowance for credit loss on investment in debt security measured at amortized cost (held-to-maturity).

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Amount excluding accrued interest, after allowance for credit loss, of investment in debt security measured at amortized cost (held-to-maturity).

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Amount excluding accrued interest, before allowance for credit loss, of investment in debt security measured at amortized cost (held-to-maturity).

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Amount of accumulated unrecognized gain on investment in debt security measured at amortized cost (held-to-maturity).

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Amount of accumulated unrealized loss on investment in debt security measured at amortized cost (held-to-maturity).

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Fair value of investment in debt security measured at amortized cost (held-to-maturity).

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Investment Securities - Cost basis and fair values of investment securities (Details) - USD ($)	Jun. 30, 2026	Mar. 31, 2026	Dec. 31, 2025	Jun. 30, 2025	Mar. 31, 2025	Dec. 31, 2024
Information concerning investments with unrealized gains and losses
Investment securities available for sale, Cost Basis	$ 216,014,000		$ 186,171,000
Investment securities available for sale, Gross Unrealized Gains	857,000		1,166,000
Investment securities available for sale, Gross Unrealized Losses	(11,941,000)		(11,109,000)
Investment securities available for sale, Allowance for credit losses	(30,000)	$ (34,000)	0	$ (1,000,000)	$ (1,000,000)	$ (360,000)
Available for sale, Fair Value	204,900,000		176,228,000
Investment securities - HTM, Cost Basis	85,803,000		72,346,000
Investment securities held to maturity, Allowance for credit losses	(67,000)	(83,000)	(90,000)	(85,000)	(96,000)	(89,000)
Investment securities - HTM, Carrying Value	85,736,000		72,256,000
Investment securities held to maturity, Gross Unrealized Gains	137,000		216,000
Investment securities held to maturity, Gross Unrealized Losses	(4,161,000)		(3,556,000)
Investment securities - HTM, Fair Value	81,712,000		68,916,000
U.S. Agency
Information concerning investments with unrealized gains and losses
Investment securities available for sale, Cost Basis	5,077,000		5,162,000
Investment securities available for sale, Gross Unrealized Losses	(416,000)		(372,000)
Available for sale, Fair Value	4,661,000		4,790,000
Investment securities - HTM, Cost Basis	2,500,000		2,500,000
Investment securities held to maturity, Allowance for credit losses	0
Investment securities - HTM, Carrying Value	2,500,000		2,500,000
Investment securities held to maturity, Gross Unrealized Losses	(245,000)		(216,000)
Investment securities - HTM, Fair Value	2,255,000		2,284,000
U.S. Agency mortgage-backed securities
Information concerning investments with unrealized gains and losses
Investment securities available for sale, Cost Basis	144,254,000		119,381,000
Investment securities available for sale, Gross Unrealized Gains	357,000		639,000
Investment securities available for sale, Gross Unrealized Losses	(10,052,000)		(9,164,000)
Available for sale, Fair Value	134,559,000		110,856,000
Investment securities - HTM, Cost Basis	48,838,000		36,592,000
Investment securities held to maturity, Allowance for credit losses	0
Investment securities - HTM, Carrying Value	48,838,000		36,592,000
Investment securities held to maturity, Gross Unrealized Gains	137,000		210,000
Investment securities held to maturity, Gross Unrealized Losses	(2,243,000)		(1,820,000)
Investment securities - HTM, Fair Value	46,732,000		34,982,000
Municipal
Information concerning investments with unrealized gains and losses
Investment securities available for sale, Cost Basis	18,443,000		10,155,000
Investment securities available for sale, Gross Unrealized Gains	105,000		140,000
Investment securities available for sale, Gross Unrealized Losses	(521,000)		(361,000)
Available for sale, Fair Value	18,027,000		9,934,000
Investment securities - HTM, Cost Basis	32,465,000		30,754,000
Investment securities held to maturity, Allowance for credit losses	(1,000)	(1,000)	(1,000)	(2,000)	(1,000)	(2,000)
Investment securities - HTM, Carrying Value	32,464,000		30,753,000
Investment securities held to maturity, Gross Unrealized Gains			6,000
Investment securities held to maturity, Gross Unrealized Losses	(1,647,000)		(1,415,000)
Investment securities - HTM, Fair Value	30,817,000		29,344,000
Corporate bonds
Information concerning investments with unrealized gains and losses
Investment securities available for sale, Cost Basis	48,240,000		51,473,000
Investment securities available for sale, Gross Unrealized Gains	395,000		387,000
Investment securities available for sale, Gross Unrealized Losses	(952,000)		(1,212,000)
Investment securities available for sale, Allowance for credit losses	(30,000)	(34,000)		(1,000,000)	(1,000,000)	(360,000)
Available for sale, Fair Value	47,653,000		50,648,000
Corporate bonds and other securities
Information concerning investments with unrealized gains and losses
Investment securities - HTM, Cost Basis	2,000,000		2,500,000
Investment securities held to maturity, Allowance for credit losses	(66,000)	$ (82,000)	(89,000)	$ (83,000)	$ (95,000)	$ (87,000)
Investment securities - HTM, Carrying Value	1,934,000		2,411,000
Investment securities held to maturity, Gross Unrealized Losses	(26,000)		(105,000)
Investment securities - HTM, Fair Value	$ 1,908,000		$ 2,306,000