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Investment Securities (Credit Quality Information) (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Amortized Cost	$ 499,539	$ 513,282
Aaa
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Amortized Cost	484,000	498,631
Aa1
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Amortized Cost	1,468	1,470
A3
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Amortized Cost	4,000	4,000
Baa1
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Amortized Cost	4,000	4,000
Baa2
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Amortized Cost	500	500
NR
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Amortized Cost	5,571	4,681
U.S. Treasury and government agencies
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Amortized Cost	143,165	143,442
U.S. Treasury and government agencies | Aaa
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Amortized Cost	139,594	140,761
U.S. Treasury and government agencies | Aa1
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Amortized Cost	0	0
U.S. Treasury and government agencies | A3
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Amortized Cost	0	0
U.S. Treasury and government agencies | Baa1
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Amortized Cost	0	0
U.S. Treasury and government agencies | Baa2
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Amortized Cost	0	0
U.S. Treasury and government agencies | NR
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Amortized Cost	3,571	2,681
Mortgage-backed-residential
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Amortized Cost	344,406	357,870
Mortgage-backed-residential | Aaa
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Amortized Cost	344,406	357,870
Mortgage-backed-residential | Aa1
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Amortized Cost	0	0
Mortgage-backed-residential | A3
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Amortized Cost	0	0
Mortgage-backed-residential | Baa1
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Amortized Cost	0	0
Mortgage-backed-residential | Baa2
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Amortized Cost	0	0
Mortgage-backed-residential | NR
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Amortized Cost	0	0
States and political subdivisions
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Amortized Cost	1,468	1,470
States and political subdivisions | Aaa
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Amortized Cost	0	0
States and political subdivisions | Aa1
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Amortized Cost	1,468	1,470
States and political subdivisions | A3
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Amortized Cost	0	0
States and political subdivisions | Baa1
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Amortized Cost	0	0
States and political subdivisions | Baa2
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Amortized Cost	0	0
States and political subdivisions | NR
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Amortized Cost	0	0
Other debt securities
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Amortized Cost	10,500	10,500
Other debt securities | Aaa
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Amortized Cost	0	0
Other debt securities | Aa1
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Amortized Cost	0	0
Other debt securities | A3
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Amortized Cost	4,000	4,000
Other debt securities | Baa1
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Amortized Cost	4,000	4,000
Other debt securities | Baa2
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Amortized Cost	500	500
Other debt securities | NR
Debt Securities, Held-to-Maturity, Credit Quality Indicator [Line Items]
Amortized Cost	$ 2,000	$ 2,000

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- 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 5
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479319/326-20-50-5

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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).

+ 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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