Commitments and Contingent Liabilities - Additional Information (Details) - USD ($)	12 Months Ended
Dec. 31, 2022	Dec. 31, 2021
Percentage Of Commercial And industrial Loans to Total Loans
Cash Deposit FDIC Insurance Limit	$ 250,000
Uninsured deposits at financial institutions	2,900,000	$ 11,000,000
Commitments for loans	644,100,000	620,000,000
Reserve for unfunded loan commitments	430,000,000	380,000,000
Rent and equipment expense	1,900,000	$ 2,100,000
Outstanding unfunded commitments for loans fixed rate of interest amount	36,682,000
Outstanding unfunded commitments for loans fixed rate of interest amount	$ 607,400,000

Cash Deposit FDIC Insurance Limit.

No definition available.

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- Definition

Reserve for unfunded loan commitments.

+ References

No definition available.

+ Details

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- Definition

The amount of cash as of the balance sheet date that is not insured by the Federal Deposit Insurance Corporation.

+ References

No definition available.

+ Details

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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

No definition available.

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- Definition

Amount of rent expense incurred for leased assets, including but not limited to, furniture and equipment, that is not directly or indirectly associated with the manufacture, sale or creation of a product or product line.

+ References

No definition available.

+ Details

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- Definition

Reflects the amount of cash required to fully fund agreements to provide advances to borrowers and lessees at stated interest rates.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 825
-Section 50
-Paragraph 1
-Subparagraph (b)(2)
-URI https://asc.fasb.org/extlink&oid=126941378&loc=d3e61044-112788

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 825
-Section 50
-Paragraph 2
-URI https://asc.fasb.org/extlink&oid=126941378&loc=d3e61082-112788

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- Definition

Reflects the amount of cash required to fully fund agreements to provide advances to borrowers and lessees at interest rates that increase or decrease depending on certain facts or circumstances.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 825
-Section 50
-Paragraph 2
-URI https://asc.fasb.org/extlink&oid=126941378&loc=d3e61082-112788

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 825
-Section 50
-Paragraph 1
-Subparagraph (b)(2)
-URI https://asc.fasb.org/extlink&oid=126941378&loc=d3e61044-112788

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- Definition

Unused amount of commitments to extend credit to customers.

+ References

No definition available.

+ Details

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