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Allowance for Credit Losses - Loans - Amortized cost basis of collateral-dependent loans (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	$ 1,025,687	$ 1,038,271
Collateral Pledged [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	12,850	9,140
Other commercial real estate (non-owner occupied)
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	229,574	240,286
Other commercial real estate (non-owner occupied) | Collateral Pledged [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	12,141	8,780
Residential mortgage
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	176,991	174,670
Residential mortgage | Collateral Pledged [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	524	173
Commercial
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	745,752	760,826
Commercial | Commercial real estate (owner occupied)
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	88,030	89,147
Commercial | Commercial real estate (owner occupied) | Collateral Pledged [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	185	187
Commercial | Commercial real estate (non-owner occupied)
Financing Receivable, Allowance for Credit Loss [Line Items]
Total		161,961
Commercial | Other commercial real estate (non-owner occupied)
Financing Receivable, Allowance for Credit Loss [Line Items]
Total	$ 229,574	$ 240,286

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-13

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Name Regulation S-K (SK)
-Number 229
-Section 1405
-Paragraph c
-Publisher SEC

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- Definition

Amortized cost excluding accrued interest, before allowance for credit loss, of financing receivable. Excludes net investment in lease.

+ References

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

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 3B
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-3B

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 5
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479319/326-20-50-5

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