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Loans Receivable and Allowance for Credit Losses (Summary of Recorded Investment by Internal Risk Rating Systems) (Details) - USD ($) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2023 | Dec. 31, 2022
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total | $ 1,603,877,000 | $ 1,474,424,000
Non-Homogenous Pools [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
2023 | 134,225,000 |
2022 | 194,063,000 |
2021 | 146,073,000 |
2020 | 94,987,000 |
2019 | 93,173,000 |
Prior | 239,295,000 |
Revolving Loans Amortized Cost Basis | 69,741,000 |
Total | 971,557,000 |
Aggregate Pass and Criticized Categories [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total |  | 942,993,000
Pass [Member] | Non-Homogenous Pools [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
2023 | 132,372,000 |
2022 | 191,606,000 |
2021 | 145,229,000 |
2020 | 90,219,000 |
2019 | 92,513,000 |
Prior | 229,990,000 |
Revolving Loans Amortized Cost Basis | 63,589,000 |
Total | 945,518,000 |
Pass [Member] | Aggregate Pass and Criticized Categories [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total |  | 934,256,000
Special Mention [Member] | Non-Homogenous Pools [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
2023 | 1,853,000 |
2022 | 1,823,000 |
2021 | 502,000 |
2020 | 1,650,000 |
2019 | 505,000 |
Prior | 6,835,000 |
Revolving Loans Amortized Cost Basis | 2,652,000 |
Total | 15,820,000 |
Special Mention [Member] | Aggregate Pass and Criticized Categories [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total |  | 2,187,000
Substandard [Member] | Non-Homogenous Pools [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
2022 | 634,000 |
2021 | 342,000 |
2020 | 3,118,000 |
2019 | 155,000 |
Prior | 2,470,000 |
Revolving Loans Amortized Cost Basis | 3,500,000 |
Total | 10,219,000 |
Substandard [Member] | Aggregate Pass and Criticized Categories [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total |  | 6,550,000
Commercial Real Estate Loans [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total | 675,156,000 | 651,544,000
Commercial Real Estate Loans [Member] | Non-Homogenous Pools [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
2023 | 79,796,000 |
2022 | 132,359,000 |
2021 | 112,345,000 |
2020 | 68,724,000 |
2019 | 72,516,000 |
Prior | 194,505,000 |
Revolving Loans Amortized Cost Basis | 14,911,000 |
Total | 675,156,000 |
Current period gross charge-offs, 2019 | 112,000 |
Current period gross charge-offs, Prior | 42,000 |
Current period gross charge-offs, Total | 154,000 |
Commercial Real Estate Loans [Member] | Aggregate Pass and Criticized Categories [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total |  | 651,544,000
Commercial Real Estate Loans [Member] | Pass [Member] | Non-Homogenous Pools [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
2023 | 78,496,000 |
2022 | 131,948,000 |
2021 | 112,102,000 |
2020 | 65,949,000 |
2019 | 72,480,000 |
Prior | 186,116,000 |
Revolving Loans Amortized Cost Basis | 13,332,000 |
Total | 660,423,000 |
Commercial Real Estate Loans [Member] | Pass [Member] | Aggregate Pass and Criticized Categories [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total |  | 646,775,000
Commercial Real Estate Loans [Member] | Special Mention [Member] | Non-Homogenous Pools [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
2023 | 1,300,000 |
2022 | 411,000 |
2021 | 243,000 |
2020 | 1,331,000 |
Prior | 6,157,000 |
Revolving Loans Amortized Cost Basis | 1,579,000 |
Total | 11,021,000 |
Commercial Real Estate Loans [Member] | Special Mention [Member] | Aggregate Pass and Criticized Categories [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total |  | 1,079,000
Commercial Real Estate Loans [Member] | Substandard [Member] | Non-Homogenous Pools [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
2020 | 1,444,000 |
2019 | 36,000 |
Prior | 2,232,000 |
Total | 3,712,000 |
Commercial Real Estate Loans [Member] | Substandard [Member] | Aggregate Pass and Criticized Categories [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total |  | 3,690,000
Agricultural Real Estate Loans [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total | 63,859,000 | 68,915,000
Agricultural Real Estate Loans [Member] | Non-Homogenous Pools [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
2023 | 2,635,000 |
2022 | 13,017,000 |
2021 | 5,433,000 |
2020 | 8,624,000 |
2019 | 8,145,000 |
Prior | 25,333,000 |
Revolving Loans Amortized Cost Basis | 672,000 |
Total | 63,859,000 |
Agricultural Real Estate Loans [Member] | Aggregate Pass and Criticized Categories [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total |  | 68,915,000
Agricultural Real Estate Loans [Member] | Pass [Member] | Non-Homogenous Pools [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
2023 | 2,635,000 |
2022 | 12,509,000 |
2021 | 5,433,000 |
2020 | 7,606,000 |
2019 | 7,746,000 |
Prior | 24,654,000 |
Revolving Loans Amortized Cost Basis | 522,000 |
Total | 61,105,000 |
Agricultural Real Estate Loans [Member] | Pass [Member] | Aggregate Pass and Criticized Categories [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total |  | 66,444,000
Agricultural Real Estate Loans [Member] | Special Mention [Member] | Non-Homogenous Pools [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
2019 | 399,000 |
Prior | 490,000 |
Revolving Loans Amortized Cost Basis | 150,000 |
Total | 1,039,000 |
Agricultural Real Estate Loans [Member] | Special Mention [Member] | Aggregate Pass and Criticized Categories [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total |  | 368,000
Agricultural Real Estate Loans [Member] | Substandard [Member] | Non-Homogenous Pools [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
2022 | 508,000 |
2020 | 1,018,000 |
Prior | 189,000 |
Total | 1,715,000 |
Agricultural Real Estate Loans [Member] | Substandard [Member] | Aggregate Pass and Criticized Categories [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total |  | 2,103,000
Commercial Loans [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total | 200,576,000 | 187,257,000
Commercial Loans [Member] | Non-Homogenous Pools [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
2023 | 49,124,000 |
2022 | 43,401,000 |
2021 | 25,042,000 |
2020 | 14,542,000 |
2019 | 9,934,000 |
Prior | 15,621,000 |
Revolving Loans Amortized Cost Basis | 42,912,000 |
Total | 200,576,000 |
Current period gross charge-offs, 2022 | 32,000 |
Current period gross charge-offs, 2021 | 24,000 |
Current period gross charge-offs, 2020 | 4,856,000 |
Current period gross charge-offs, Prior | 41,000 |
Current period gross charge-offs, Total | 4,953,000 |
Commercial Loans [Member] | Aggregate Pass and Criticized Categories [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total |  | 187,257,000
Commercial Loans [Member] | Pass [Member] | Non-Homogenous Pools [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
2023 | 48,571,000 |
2022 | 41,863,000 |
2021 | 24,443,000 |
2020 | 13,752,000 |
2019 | 9,914,000 |
Prior | 15,384,000 |
Revolving Loans Amortized Cost Basis | 38,644,000 |
Total | 192,571,000 |
Commercial Loans [Member] | Pass [Member] | Aggregate Pass and Criticized Categories [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total |  | 186,966,000
Commercial Loans [Member] | Special Mention [Member] | Non-Homogenous Pools [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
2023 | 553,000 |
2022 | 1,412,000 |
2021 | 257,000 |
2020 | 134,000 |
2019 | 20,000 |
Prior | 188,000 |
Revolving Loans Amortized Cost Basis | 768,000 |
Total | 3,332,000 |
Commercial Loans [Member] | Special Mention [Member] | Aggregate Pass and Criticized Categories [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total |  | 184,000
Commercial Loans [Member] | Substandard [Member] | Non-Homogenous Pools [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
2022 | 126,000 |
2021 | 342,000 |
2020 | 656,000 |
Prior | 49,000 |
Revolving Loans Amortized Cost Basis | 3,500,000 |
Total | 4,673,000 |
Commercial Loans [Member] | Substandard [Member] | Aggregate Pass and Criticized Categories [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total |  | 107,000
Other Agricultural Loans [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total | 31,966,000 | 35,277,000
Other Agricultural Loans [Member] | Non-Homogenous Pools [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
2023 | 2,670,000 |
2022 | 5,286,000 |
2021 | 3,253,000 |
2020 | 3,097,000 |
2019 | 2,578,000 |
Prior | 3,836,000 |
Revolving Loans Amortized Cost Basis | 11,246,000 |
Total | 31,966,000 |
Other Agricultural Loans [Member] | Aggregate Pass and Criticized Categories [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total |  | 35,277,000
Other Agricultural Loans [Member] | Pass [Member] | Non-Homogenous Pools [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
2023 | 2,670,000 |
2022 | 5,286,000 |
2021 | 3,251,000 |
2020 | 2,912,000 |
2019 | 2,373,000 |
Prior | 3,836,000 |
Revolving Loans Amortized Cost Basis | 11,091,000 |
Total | 31,419,000 |
Other Agricultural Loans [Member] | Pass [Member] | Aggregate Pass and Criticized Categories [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total |  | 34,071,000
Other Agricultural Loans [Member] | Special Mention [Member] | Non-Homogenous Pools [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
2021 | 2,000 |
2020 | 185,000 |
2019 | 86,000 |
Revolving Loans Amortized Cost Basis | 155,000 |
Total | 428,000 |
Other Agricultural Loans [Member] | Special Mention [Member] | Aggregate Pass and Criticized Categories [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total |  | 556,000
Other Agricultural Loans [Member] | Substandard [Member] | Non-Homogenous Pools [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
2019 | 119,000 |
Total | $ 119,000 |
Other Agricultural Loans [Member] | Substandard [Member] | Aggregate Pass and Criticized Categories [Member] |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |
Total |  | $ 650,000

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