Securities & Allowance for Securities Credit Losses - Schedule of Amortized Cost of HTM Debt Securities (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Roll Forward]
Beginning period	$ 248	$ 342	$ 348	$ 0
Provision for credit losses	13	6	(87)	19
Write offs charged against the allowance	0	0	0	0
Recoveries of amounts previously written off	0	0	0	0
Ending period	261	348	261	348
Cumulative Effect, Period of Adoption, Adjustment
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Roll Forward]
Beginning period				329
U.S. government and federal agencies
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Roll Forward]
Beginning period	0	0	0	0
Provision for credit losses	0	0	0	0
Write offs charged against the allowance	0	0	0	0
Recoveries of amounts previously written off	0	0	0	0
Ending period	0	0	0	0
U.S. government and federal agencies \| Cumulative Effect, Period of Adoption, Adjustment
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Roll Forward]
Beginning period				0
Mortgage Backed Securities
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Roll Forward]
Beginning period	0	0	0	0
Provision for credit losses	0	0	0	0
Write offs charged against the allowance	0	0	0	0
Recoveries of amounts previously written off	0	0	0	0
Ending period	0	0	0	0
Mortgage Backed Securities \| Cumulative Effect, Period of Adoption, Adjustment
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Roll Forward]
Beginning period				0
Corporate Bonds
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Roll Forward]
Beginning period	215	316	322	0
Provision for credit losses	15	(8)	(92)	5
Write offs charged against the allowance	0	0	0	0
Recoveries of amounts previously written off	0	0	0	0
Ending period	230	308	230	308
Corporate Bonds \| Cumulative Effect, Period of Adoption, Adjustment
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Roll Forward]
Beginning period				303
State and municipal securities
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Roll Forward]
Beginning period	33	26	26	0
Provision for credit losses	(2)	14	5	14
Write offs charged against the allowance	0	0	0	0
Recoveries of amounts previously written off	0	0	0	0
Ending period	$ 31	$ 40	$ 31	40
State and municipal securities \| Cumulative Effect, Period of Adoption, Adjustment
Debt Securities, Held-to-Maturity, Allowance for Credit Loss [Roll Forward]
Beginning period				$ 26

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

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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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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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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

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