Securities - Amortized cost to fair value (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Amortized cost and estimated fair values of securities classified as Available-for-Sale
Amortized Cost	$ 278,098	$ 272,558
Unrealized Gain	598	1,087
Unrealized Loss	(6,056)	(4,686)
Allowance for Credit Losses	0	0
Fair Value	272,640	268,959
U.S. Treasury securities
Amortized cost and estimated fair values of securities classified as Available-for-Sale
Amortized Cost	90,867	95,479
Unrealized Gain	16	407
Unrealized Loss	(522)	(103)
Allowance for Credit Losses	0	0
Fair Value	90,361	95,783
U.S. Government agencies
Amortized cost and estimated fair values of securities classified as Available-for-Sale
Amortized Cost	4,682	9,159
Unrealized Gain	1	53
Unrealized Loss	(22)
Allowance for Credit Losses	0	0
Fair Value	4,661	9,212
Agency mortgage-backed securities
Amortized cost and estimated fair values of securities classified as Available-for-Sale
Amortized Cost	96,772	69,682
Unrealized Gain	65	162
Unrealized Loss	(2,553)	(1,253)
Allowance for Credit Losses	0	0
Fair Value	94,284	68,591
Agency collateralized mortgage obligations
Amortized cost and estimated fair values of securities classified as Available-for-Sale
Amortized Cost	11,868	12,109
Unrealized Gain	190	202
Unrealized Loss	(171)	(74)
Allowance for Credit Losses	0	0
Fair Value	11,887	12,237
Corporate bonds
Amortized cost and estimated fair values of securities classified as Available-for-Sale
Amortized Cost	62,697	72,703
Unrealized Gain	326	263
Unrealized Loss	(2,590)	(3,081)
Allowance for Credit Losses	0	0
Fair Value	60,433	69,885
Municipal obligations
Amortized cost and estimated fair values of securities classified as Available-for-Sale
Amortized Cost	5,155	6,596
Unrealized Loss	(39)	(72)
Allowance for Credit Losses	0	0
Fair Value	5,116	6,524
SBA securities
Amortized cost and estimated fair values of securities classified as Available-for-Sale
Amortized Cost	6,057	6,830
Unrealized Loss	(159)	(103)
Allowance for Credit Losses	0	0
Fair Value	$ 5,898	$ 6,727

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).

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481800/320-10-50-2

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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).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 320
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)
-Publisher FASB
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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).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 30
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479130/326-30-45-1

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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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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477657/942-210-S45-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
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Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 30
-Name Accounting Standards Codification
-Section 45
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-Publisher FASB
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