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Fair Value (Fair Value Assets and Liabilities Measured on Nonrecurring Basis Validation Techniques) (Details) - Significant Unobservable Inputs (Level 3) - Fair Value, Measurements, Nonrecurring - Individually Analyzed Loans $ in Thousands | Dec. 31, 2023 USD ($) | Dec. 31, 2022 USD ($)
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Commercial and Industrial Loans |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair Value | $ 2,506 | $ 1,858
Commercial and Industrial Loans | Minimum | Sales comparison approach |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Measurement input | 0.23 | 0
Commercial and Industrial Loans | Maximum | Sales comparison approach |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Measurement input | 1 | 1
Commercial and Industrial Loans | Weighted Average | Sales comparison approach |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Measurement input | 0.33 | 0.40
Commercial Real Estate Loans |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair Value | $ 3,447 | $ 10,040
Commercial Real Estate Loans | Minimum | Sales comparison approach |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Measurement input | 0.20 | 0.30
Commercial Real Estate Loans | Maximum | Sales comparison approach |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Measurement input | 0.68 | 1
Commercial Real Estate Loans | Weighted Average | Sales comparison approach |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Measurement input | 0.42 | 0.37
Agricultural Loans |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair Value | $ 2,395 | $ 2,970
Agricultural Loans | Minimum | Sales comparison approach |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Measurement input | 0.31 | 0.30
Agricultural Loans | Maximum | Sales comparison approach |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Measurement input | 1 | 1
Agricultural Loans | Weighted Average | Sales comparison approach |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Measurement input | 0.51 | 0.48
Consumer Loans |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair Value | $ 9 | $ 8
Consumer Loans | Sales comparison approach |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Measurement input | 0.20 |
Consumer Loans | Minimum | Sales comparison approach |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Measurement input | 0.20 | 0.27
Consumer Loans | Maximum | Sales comparison approach |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Measurement input |  | 1
Consumer Loans | Weighted Average | Sales comparison approach |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Measurement input | 0.20 | 0.20
Home Equity Loans |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair Value | $ 326 | $ 368
Home Equity Loans | Minimum | Sales comparison approach |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Measurement input | 0.20 | 0.20
Home Equity Loans | Maximum | Sales comparison approach |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Measurement input | 0.20 | 0.51
Home Equity Loans | Weighted Average | Sales comparison approach |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Measurement input | 0.20 | 0.20
Residential Mortgage Loans |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair Value | $ 450 | $ 718
Residential Mortgage Loans | Minimum | Sales comparison approach |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Measurement input | 0.20 | 0.20
Residential Mortgage Loans | Maximum | Sales comparison approach |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Measurement input | 0.20 | 1
Residential Mortgage Loans | Weighted Average | Sales comparison approach |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Measurement input | 0.20 | 0.21

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