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Loans and Allowance for Credit Losses - Amortized Cost Basis of Loans Experiencing Financial Difficulty and Modified (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2023 USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Class of Financing Receivable	0.06%
Real Estate Loan
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Class of Financing Receivable	0.07%
Consumer Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Class of Financing Receivable	0.06%
Agricultural Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Class of Financing Receivable	0.00%
Construction and Land Development
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Class of Financing Receivable	0.00%
Agricultural Real Estate Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Class of Financing Receivable	0.09%
Residential Properties | Real Estate Loan | 1-4 Family
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Class of Financing Receivable	0.22%
Residential Properties | Real Estate Loan | Multifamily Residential Properties
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Class of Financing Receivable	0.00%
Commercial Real Estate | Real Estate Loan
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Class of Financing Receivable	0.05%
Commercial and Industrial Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Class of Financing Receivable	0.07%
Other Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Total Class of Financing Receivable	0.00%
Principal Forgiveness
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	$ 0
Principal Forgiveness | Real Estate Loan
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	0
Principal Forgiveness | Consumer Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	0
Principal Forgiveness | Agricultural Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	0
Principal Forgiveness | Construction and Land Development
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	0
Principal Forgiveness | Agricultural Real Estate Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	0
Principal Forgiveness | Residential Properties | Real Estate Loan | 1-4 Family
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	0
Principal Forgiveness | Residential Properties | Real Estate Loan | Multifamily Residential Properties
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	0
Principal Forgiveness | Commercial Real Estate | Real Estate Loan
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	0
Principal Forgiveness | Commercial and Industrial Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	0
Principal Forgiveness | Other Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	0
Payment Delay Investment
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	1,664
Payment Delay Investment | Real Estate Loan
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	1,235
Payment Delay Investment | Consumer Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	8
Payment Delay Investment | Agricultural Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	0
Payment Delay Investment | Construction and Land Development
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	0
Payment Delay Investment | Agricultural Real Estate Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	347
Payment Delay Investment | Residential Properties | Real Estate Loan | 1-4 Family
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	62
Payment Delay Investment | Residential Properties | Real Estate Loan | Multifamily Residential Properties
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	0
Payment Delay Investment | Commercial Real Estate | Real Estate Loan
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	826
Payment Delay Investment | Commercial and Industrial Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	421
Payment Delay Investment | Other Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	0
Term Extension Modifications
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	1,335
Term Extension Modifications | Real Estate Loan
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	971
Term Extension Modifications | Consumer Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	45
Term Extension Modifications | Agricultural Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	0
Term Extension Modifications | Construction and Land Development
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	0
Term Extension Modifications | Agricultural Real Estate Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	0
Term Extension Modifications | Residential Properties | Real Estate Loan | 1-4 Family
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	880
Term Extension Modifications | Residential Properties | Real Estate Loan | Multifamily Residential Properties
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	0
Term Extension Modifications | Commercial Real Estate | Real Estate Loan
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	91
Term Extension Modifications | Commercial and Industrial Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	319
Term Extension Modifications | Other Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	0
Interest Rate Reduction
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	0
Interest Rate Reduction | Real Estate Loan
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	0
Interest Rate Reduction | Consumer Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	0
Interest Rate Reduction | Agricultural Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	0
Interest Rate Reduction | Construction and Land Development
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	0
Interest Rate Reduction | Agricultural Real Estate Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	0
Interest Rate Reduction | Residential Properties | Real Estate Loan | 1-4 Family
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	0
Interest Rate Reduction | Residential Properties | Real Estate Loan | Multifamily Residential Properties
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	0
Interest Rate Reduction | Commercial Real Estate | Real Estate Loan
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	0
Interest Rate Reduction | Commercial and Industrial Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	0
Interest Rate Reduction | Other Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Financing Receivables, Modifications during Period, Balance	$ 0

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