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Loans and Allowance for Credit Losses - Summary of Impaired Loans by Loan Category (Details) - USD ($) $ in Thousands | 3 Months Ended
--- | ---
Dec. 31, 2022 | Mar. 31, 2022
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Recorded Investment with no related allowance recorded | $ 550 | $ 406
Recorded Investment with an allowance recorded | 2,296 | 4,534
Related Allowance | 153 | 547
Recorded Investment | 2,846 | 4,940
Interest Income Recognized with no related allowance recorded | 1 | 1
Interest Income Recognized with an allowance recorded | 122 | 64
Interest Income Recognized | 123 | 65
Agricultural [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Recorded Investment with no related allowance recorded | 0 | 314
Recorded Investment with an allowance recorded | 23 | 2,228
Related Allowance | 2 | 253
Recorded Investment | 23 | 2,542
Interest Income Recognized with no related allowance recorded | 0 | 0
Interest Income Recognized with an allowance recorded | 2 | 42
Interest Income Recognized | 2 | 42
Commercial and Industrial [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Recorded Investment with no related allowance recorded | 0 | 92
Recorded Investment with an allowance recorded | 177 | 264
Related Allowance | 14 | 116
Recorded Investment | 177 | 356
Interest Income Recognized with no related allowance recorded | 0 | 1
Interest Income Recognized with an allowance recorded | 13 | 2
Interest Income Recognized | 13 | 3
Consumer Portfolio Segment [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Recorded Investment with no related allowance recorded | 0 | 0
Recorded Investment with an allowance recorded | 7 | 32
Related Allowance | 1 | 3
Recorded Investment | 7 | 32
Interest Income Recognized with no related allowance recorded | 0 | 0
Interest Income Recognized with an allowance recorded | 1 | 0
Interest Income Recognized | 1 | 0
Construction Real Estate [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Recorded Investment with no related allowance recorded | 0 | 0
Recorded Investment with an allowance recorded | 0 | 0
Related Allowance | 0 | 0
Recorded Investment | 0 | 0
Interest Income Recognized with no related allowance recorded | 0 | 0
Interest Income Recognized with an allowance recorded | 0 | 0
Interest Income Recognized | 0 | 0
Commercial Real Estate Portfolio Segment [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Recorded Investment with no related allowance recorded | 0 | 0
Recorded Investment with an allowance recorded | 165 | 157
Related Allowance | 5 | 8
Recorded Investment | 165 | 157
Interest Income Recognized with no related allowance recorded | 0 | 0
Interest Income Recognized with an allowance recorded | 13 | 3
Interest Income Recognized | 13 | 3
Residential Portfolio Segment [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Recorded Investment with no related allowance recorded | 550 | 0
Recorded Investment with an allowance recorded | 1,924 | 1,853
Related Allowance | 131 | 167
Recorded Investment | 2,474 | 1,853
Interest Income Recognized with no related allowance recorded | 1 | 0
Interest Income Recognized with an allowance recorded | 93 | 17
Interest Income Recognized | $ 94 | $ 17

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