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Loans and Allowance for Credit Losses - Performance of Modified Loans (Details) $ in Thousands	Sep. 30, 2023 USD ($)
Current
Financing Receivable, Modified [Line Items]
Modified loans	$ 86,950
Current | Commercial real estate
Financing Receivable, Modified [Line Items]
Modified loans	83,455
Current | 1-4 family residential
Financing Receivable, Modified [Line Items]
Modified loans	271
Current | Farmland
Financing Receivable, Modified [Line Items]
Modified loans	762
Current | Commercial
Financing Receivable, Modified [Line Items]
Modified loans	2,462
Past Due 30-89 Days
Financing Receivable, Modified [Line Items]
Modified loans	0
Past Due 30-89 Days | Commercial real estate
Financing Receivable, Modified [Line Items]
Modified loans	0
Past Due 30-89 Days | 1-4 family residential
Financing Receivable, Modified [Line Items]
Modified loans	0
Past Due 30-89 Days | Farmland
Financing Receivable, Modified [Line Items]
Modified loans	0
Past Due 30-89 Days | Commercial
Financing Receivable, Modified [Line Items]
Modified loans	0
Past Due 90 Days or More
Financing Receivable, Modified [Line Items]
Modified loans	0
Past Due 90 Days or More | Commercial real estate
Financing Receivable, Modified [Line Items]
Modified loans	0
Past Due 90 Days or More | 1-4 family residential
Financing Receivable, Modified [Line Items]
Modified loans	0
Past Due 90 Days or More | Farmland
Financing Receivable, Modified [Line Items]
Modified loans	0
Past Due 90 Days or More | Commercial
Financing Receivable, Modified [Line Items]
Modified loans	$ 0

X

- Definition

Amortized cost excluding accrued interest, of financing receivable 12 months after modification for debtor experiencing financial difficulty.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 42
-Subparagraph (a)(3)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-42

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- Definition

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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 42
-Subparagraph (a)(1)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-42

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 42
-Subparagraph (a)(2)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-42

Reference 3: http://www.xbrl.org/2003/role/exampleRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 12A
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481933/310-10-55-12A

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 33
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-33

Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 34
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147481962/310-10-50-34

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