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Loans Receivable and Allowance for Loan Losses (Summary of Recorded Investment by Internal Risk Rating Systems) (Details) - USD ($) $ in Thousands | 6 Months Ended |  |
--- | --- | --- | ---
Jun. 30, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | $ 1,577,983 | $ 1,474,424 |
Non-Homogenous Pools [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
2023 | 88,825 |  |
2022 | 203,490 |  |
2021 | 153,275 |  |
2020 | 109,395 |  |
2019 | 100,363 |  |
Prior | 264,051 |  |
Revolving Loans Amortized Cost Basis | 65,119 |  |
Total | 984,518 |  |
Aggregate Pass and Criticized Categories [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total |  |  | $ 942,993
Pass [Member] | Non-Homogenous Pools [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
2023 | 87,224 |  |
2022 | 201,004 |  |
2021 | 152,655 |  |
2020 | 105,135 |  |
2019 | 99,801 |  |
Prior | 255,890 |  |
Revolving Loans Amortized Cost Basis | 63,295 |  |
Total | 965,004 |  |
Pass [Member] | Aggregate Pass and Criticized Categories [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total |  |  | 934,256
Special Mention [Member] | Non-Homogenous Pools [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
2023 | 1,601 |  |
2022 | 1,945 |  |
2021 | 561 |  |
2020 | 1,722 |  |
2019 | 149 |  |
Prior | 5,193 |  |
Revolving Loans Amortized Cost Basis | 1,499 |  |
Total | 12,670 |  |
Special Mention [Member] | Aggregate Pass and Criticized Categories [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total |  |  | 2,187
Substandard [Member] | Non-Homogenous Pools [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
2022 | 541 |  |
2021 | 59 |  |
2020 | 2,538 |  |
2019 | 413 |  |
Prior | 2,968 |  |
Revolving Loans Amortized Cost Basis | 325 |  |
Total | 6,844 |  |
Substandard [Member] | Aggregate Pass and Criticized Categories [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total |  |  | 6,550
Commercial Real Estate Loans [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 670,353 | 651,544 |
Commercial Real Estate Loans [Member] | Non-Homogenous Pools [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
2023 | 43,820 |  |
2022 | 132,993 |  |
2021 | 116,099 |  |
2020 | 74,629 |  |
2019 | 75,625 |  |
Prior | 211,015 |  |
Revolving Loans Amortized Cost Basis | 16,172 |  |
Total | 670,353 |  |
Current period gross charge-offs, 2019 | 112 |  |
Current period gross charge-offs, Prior | 42 |  |
Current period gross charge-offs, Total | 154 |  |
Commercial Real Estate Loans [Member] | Aggregate Pass and Criticized Categories [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total |  |  | 651,544
Commercial Real Estate Loans [Member] | Pass [Member] | Non-Homogenous Pools [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
2023 | 42,820 |  |
2022 | 132,576 |  |
2021 | 115,797 |  |
2020 | 71,807 |  |
2019 | 75,625 |  |
Prior | 204,184 |  |
Revolving Loans Amortized Cost Basis | 16,172 |  |
Total | 658,981 |  |
Commercial Real Estate Loans [Member] | Pass [Member] | Aggregate Pass and Criticized Categories [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total |  |  | 646,775
Commercial Real Estate Loans [Member] | Special Mention [Member] | Non-Homogenous Pools [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
2023 | 1,000 |  |
2022 | 417 |  |
2021 | 243 |  |
2020 | 1,351 |  |
Prior | 4,486 |  |
Total | 7,497 |  |
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
Commercial Real Estate Loans [Member] | Substandard [Member] | Non-Homogenous Pools [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
2021 | 59 |  |
2020 | 1,471 |  |
Prior | 2,345 |  |
Total | 3,875 |  |
Commercial Real Estate Loans [Member] | Substandard [Member] | Aggregate Pass and Criticized Categories [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total |  |  | 3,690
Agricultural Real Estate Loans [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 67,729 | 68,915 |
Agricultural Real Estate Loans [Member] | Non-Homogenous Pools [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
2023 | 1,343 |  |
2022 | 13,586 |  |
2021 | 5,655 |  |
2020 | 10,145 |  |
2019 | 8,493 |  |
Prior | 27,566 |  |
Revolving Loans Amortized Cost Basis | 941 |  |
Total | 67,729 |  |
Agricultural Real Estate Loans [Member] | Aggregate Pass and Criticized Categories [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total |  |  | 68,915
Agricultural Real Estate Loans [Member] | Pass [Member] | Non-Homogenous Pools [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
2023 | 1,343 |  |
2022 | 13,045 |  |
2021 | 5,655 |  |
2020 | 9,078 |  |
2019 | 8,493 |  |
Prior | 26,877 |  |
Revolving Loans Amortized Cost Basis | 616 |  |
Total | 65,107 |  |
Agricultural Real Estate Loans [Member] | Pass [Member] | Aggregate Pass and Criticized Categories [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total |  |  | 66,444
Agricultural Real Estate Loans [Member] | Special Mention [Member] | Non-Homogenous Pools [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Prior | 496 |  |
Total | 496 |  |
Agricultural Real Estate Loans [Member] | Special Mention [Member] | Aggregate Pass and Criticized Categories [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total |  |  | 368
Agricultural Real Estate Loans [Member] | Substandard [Member] | Non-Homogenous Pools [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
2022 | 541 |  |
2020 | 1,067 |  |
Prior | 193 |  |
Revolving Loans Amortized Cost Basis | 325 |  |
Total | 2,126 |  |
Agricultural Real Estate Loans [Member] | Substandard [Member] | Aggregate Pass and Criticized Categories [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total |  |  | 2,103
Commercial Loans [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 211,714 | 187,257 |
Commercial Loans [Member] | Non-Homogenous Pools [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
2023 | 42,155 |  |
2022 | 51,043 |  |
2021 | 27,919 |  |
2020 | 21,303 |  |
2019 | 13,092 |  |
Prior | 20,702 |  |
Revolving Loans Amortized Cost Basis | 35,500 |  |
Total | 211,714 |  |
Current period gross charge-offs, 2022 | 32 |  |
Current period gross charge-offs, 2021 | 24 |  |
Current period gross charge-offs, 2020 | 50 |  |
Current period gross charge-offs, Prior | 41 |  |
Current period gross charge-offs, Total | 147 |  |
Commercial Loans [Member] | Aggregate Pass and Criticized Categories [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total |  |  | 187,257
Commercial Loans [Member] | Pass [Member] | Non-Homogenous Pools [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
2023 | 41,554 |  |
2022 | 49,515 |  |
2021 | 27,604 |  |
2020 | 21,117 |  |
2019 | 13,043 |  |
Prior | 20,061 |  |
Revolving Loans Amortized Cost Basis | 34,156 |  |
Total | 207,050 |  |
Commercial Loans [Member] | Pass [Member] | Aggregate Pass and Criticized Categories [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total |  |  | 186,966
Commercial Loans [Member] | Special Mention [Member] | Non-Homogenous Pools [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
2023 | 601 |  |
2022 | 1,528 |  |
2021 | 315 |  |
2020 | 186 |  |
2019 | 49 |  |
Prior | 211 |  |
Revolving Loans Amortized Cost Basis | 1,344 |  |
Total | 4,234 |  |
Commercial Loans [Member] | Special Mention [Member] | Aggregate Pass and Criticized Categories [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total |  |  | 184
Commercial Loans [Member] | Substandard [Member] | Non-Homogenous Pools [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Prior | 430 |  |
Total | 430 |  |
Commercial Loans [Member] | Substandard [Member] | Aggregate Pass and Criticized Categories [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total |  |  | 107
Other Agricultural Loans [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total | 34,722 | $ 35,277 |
Other Agricultural Loans [Member] | Non-Homogenous Pools [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
2023 | 1,507 |  |
2022 | 5,868 |  |
2021 | 3,602 |  |
2020 | 3,318 |  |
2019 | 3,153 |  |
Prior | 4,768 |  |
Revolving Loans Amortized Cost Basis | 12,506 |  |
Total | 34,722 |  |
Other Agricultural Loans [Member] | Aggregate Pass and Criticized Categories [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total |  |  | 35,277
Other Agricultural Loans [Member] | Pass [Member] | Non-Homogenous Pools [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
2023 | 1,507 |  |
2022 | 5,868 |  |
2021 | 3,599 |  |
2020 | 3,133 |  |
2019 | 2,640 |  |
Prior | 4,768 |  |
Revolving Loans Amortized Cost Basis | 12,351 |  |
Total | 33,866 |  |
Other Agricultural Loans [Member] | Pass [Member] | Aggregate Pass and Criticized Categories [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total |  |  | 34,071
Other Agricultural Loans [Member] | Special Mention [Member] | Non-Homogenous Pools [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
2021 | 3 |  |
2020 | 185 |  |
2019 | 100 |  |
Revolving Loans Amortized Cost Basis | 155 |  |
Total | 443 |  |
Other Agricultural Loans [Member] | Special Mention [Member] | Aggregate Pass and Criticized Categories [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total |  |  | 556
Other Agricultural Loans [Member] | Substandard [Member] | Non-Homogenous Pools [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
2019 | 413 |  |
Total | $ 413 |  |
Other Agricultural Loans [Member] | Substandard [Member] | Aggregate Pass and Criticized Categories [Member] |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Total |  |  | $ 650

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