Loans Receivable - Collateral Dependent (Details) - USD ($)	Jun. 30, 2023	Dec. 31, 2022
Financial Instruments Owned and Pledged as Collateral [Line Items]
Loans and Leases Receivable, Collateral for Secured Borrowings	$ 3,756,000	$ 4,334,000
Accrued interest receivable	18,969,000	18,547,000
Other Real Estate, Foreclosed Assets, and Repossessed Assets	0
Loans Receivable [Member]
Financial Instruments Owned and Pledged as Collateral [Line Items]
Accrued interest receivable	12,000,000	11,300,000
Commercial Portfolio Segment [Member] \| Commercial and Industrial [Member]
Financial Instruments Owned and Pledged as Collateral [Line Items]
Loans and Leases Receivable, Collateral for Secured Borrowings	3,567,000	4,145,000
Commercial Portfolio Segment [Member] \| Owner Occupied Commercial Real Estate [Member]
Financial Instruments Owned and Pledged as Collateral [Line Items]
Loans and Leases Receivable, Collateral for Secured Borrowings	189,000	189,000
Farmland [Member]
Financial Instruments Owned and Pledged as Collateral [Line Items]
Loans and Leases Receivable, Collateral for Secured Borrowings	1,977,000	1,977,000
Farmland [Member] \| Commercial Portfolio Segment [Member] \| Commercial and Industrial [Member]
Financial Instruments Owned and Pledged as Collateral [Line Items]
Loans and Leases Receivable, Collateral for Secured Borrowings	1,977,000	1,977,000
Farmland [Member] \| Commercial Portfolio Segment [Member] \| Owner Occupied Commercial Real Estate [Member]
Financial Instruments Owned and Pledged as Collateral [Line Items]
Loans and Leases Receivable, Collateral for Secured Borrowings	0	0
Commercial Real Estate
Financial Instruments Owned and Pledged as Collateral [Line Items]
Loans and Leases Receivable, Collateral for Secured Borrowings	688,000	1,428,000
Commercial Real Estate \| Commercial Portfolio Segment [Member] \| Commercial and Industrial [Member]
Financial Instruments Owned and Pledged as Collateral [Line Items]
Loans and Leases Receivable, Collateral for Secured Borrowings	499,000	1,239,000
Commercial Real Estate \| Commercial Portfolio Segment [Member] \| Owner Occupied Commercial Real Estate [Member]
Financial Instruments Owned and Pledged as Collateral [Line Items]
Loans and Leases Receivable, Collateral for Secured Borrowings	189,000	189,000
Single Family Residence
Financial Instruments Owned and Pledged as Collateral [Line Items]
Loans and Leases Receivable, Collateral for Secured Borrowings	652,000	929,000
Single Family Residence \| Commercial Portfolio Segment [Member] \| Commercial and Industrial [Member]
Financial Instruments Owned and Pledged as Collateral [Line Items]
Loans and Leases Receivable, Collateral for Secured Borrowings	652,000	929,000
Single Family Residence \| Commercial Portfolio Segment [Member] \| Owner Occupied Commercial Real Estate [Member]
Financial Instruments Owned and Pledged as Collateral [Line Items]
Loans and Leases Receivable, Collateral for Secured Borrowings	0	0
Equipment
Financial Instruments Owned and Pledged as Collateral [Line Items]
Loans and Leases Receivable, Collateral for Secured Borrowings	439,000	0
Equipment \| Commercial Portfolio Segment [Member] \| Commercial and Industrial [Member]
Financial Instruments Owned and Pledged as Collateral [Line Items]
Loans and Leases Receivable, Collateral for Secured Borrowings	439,000	0
Equipment \| Commercial Portfolio Segment [Member] \| Owner Occupied Commercial Real Estate [Member]
Financial Instruments Owned and Pledged as Collateral [Line Items]
Loans and Leases Receivable, Collateral for Secured Borrowings	$ 0	$ 0

Financing Receivable, Excluding Accrued Interest, Collateral for Secured Borrowings

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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/2003/role/disclosureRef
-Topic 860
-SubTopic 30
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481444/860-30-45-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 946
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.6-04(11))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479617/946-210-S99-1

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- Definition

Carrying amount as of the balance sheet date of interest earned but not received. Also called accrued interest or accrued interest receivable.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 946
-SubTopic 310
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480833/946-310-45-1

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(3)(a)(4))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1

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- Definition

Carrying amount as of the balance sheet date of other real estate and foreclosed assets. Other real estate may include real estate investments, real estate loans that qualify as investments in real estate, and premises that are no longer used in operations may also be included in real estate owned. Foreclosed assets include all assets obtained in full or partial satisfaction of a debt arrangement through foreclosure proceedings.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.10(4))
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1

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