Securities & Allowance for Securities Credit Losses - Schedule of Amortized Cost of HTM Debt Securities (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2025	Dec. 31, 2024
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Roll Forward]
Beginning period	$ 202	$ 348
Provision for (recapture of) credit losses	(74)	(146)
Write offs charged against the allowance	0	0
Recoveries of amounts previously written off	0	0
Ending period	128	202
U.S. government and federal agencies
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Roll Forward]
Beginning period	0	0
Provision for (recapture of) credit losses	0	0
Write offs charged against the allowance	0	0
Recoveries of amounts previously written off	0	0
Ending period	0	0
Mortgage Backed Securities
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Roll Forward]
Beginning period	0	0
Provision for (recapture of) credit losses	0	0
Write offs charged against the allowance	0	0
Recoveries of amounts previously written off	0	0
Ending period	0	0
Corporate Bonds
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Roll Forward]
Beginning period	171	322
Provision for (recapture of) credit losses	(72)	(151)
Write offs charged against the allowance	0	0
Recoveries of amounts previously written off	0	0
Ending period	99	171
State and municipal securities
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Roll Forward]
Beginning period	31	26
Provision for (recapture of) credit losses	(2)	5
Write offs charged against the allowance	0	0
Recoveries of amounts previously written off	0	0
Ending period	$ 29	$ 31

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

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479344/326-20-45-1

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

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- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Subparagraph (e)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-13

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- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Subparagraph (d)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-13

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- Definition

Amount, excluding accrued interest, of credit loss expense (reversal of expense) on investment in debt security measured at amortized cost (held-to-maturity).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-13

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 220
-SubTopic 40
-Name Accounting Standards Codification
-Section 50
-Paragraph 22
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147476148/220-40-50-22

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