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Loans Receivable and Allowance for Loan Losses (Loan Portfolio Summarized by the Past Due Status) (Details) - USD ($) $ in Thousands | Sep. 30, 2022 | Dec. 31, 2021
--- | --- | ---
Financing Receivable, Past Due [Line Items] |  |
Non-Accrual | $ 618 | $ 643
Total Past Due and Non-Accrual | 2,516 | 1,208
Total Loans | 1,432,867 | 1,356,040
Purchased Credit-Impaired [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Non-Accrual | 6,614 |
Total Loans |  | 8,304
Financial Asset, Not Past Due [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Past Due | 1,423,737 | 1,346,528
Financing Receivables, 31 to 60 Days Past Due [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Past Due | 1,678 | 431
Financing Receivables, 61 to 90 Days Past Due [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Past Due | 220 | 134
Financing Receivables, Greater than 90 Days Past Due [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Past Due and still accruing |  | 91
Residential Real Estate Loans [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Non-Accrual | 441 | 469
Total Past Due and Non-Accrual | 1,154 | 634
Total Loans | 295,125 | 273,040
Residential Real Estate Loans [Member] | Purchased Credit-Impaired [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Non-Accrual | 571 |
Total Loans |  | 784
Residential Real Estate Loans [Member] | Financial Asset, Not Past Due [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Past Due | 293,400 | 271,622
Residential Real Estate Loans [Member] | Financing Receivables, 31 to 60 Days Past Due [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Past Due | 649 | 155
Residential Real Estate Loans [Member] | Financing Receivables, 61 to 90 Days Past Due [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Past Due | 64 | 10
Commercial Real Estate Loans [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Non-Accrual |  | 103
Total Past Due and Non-Accrual | 365 | 103
Total Loans | 644,607 | 628,724
Commercial Real Estate Loans [Member] | Purchased Credit-Impaired [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Non-Accrual | 2,284 |
Total Loans |  | 3,285
Commercial Real Estate Loans [Member] | Financial Asset, Not Past Due [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Past Due | 641,958 | 625,336
Commercial Real Estate Loans [Member] | Financing Receivables, 31 to 60 Days Past Due [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Past Due | 365 |
Agricultural Real Estate Loans [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Total Past Due and Non-Accrual |  | 25
Total Loans | 69,356 | 61,925
Agricultural Real Estate Loans [Member] | Purchased Credit-Impaired [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Non-Accrual | 2,336 |
Total Loans |  | 1,918
Agricultural Real Estate Loans [Member] | Financial Asset, Not Past Due [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Past Due | 67,020 | 59,982
Agricultural Real Estate Loans [Member] | Financing Receivables, 31 to 60 Days Past Due [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Past Due |  | 25
Construction Real Estate Loans [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Total Past Due and Non-Accrual | 26 |
Total Loans | 26,637 | 21,990
Construction Real Estate Loans [Member] | Financial Asset, Not Past Due [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Past Due | 26,611 | 21,990
Construction Real Estate Loans [Member] | Financing Receivables, 61 to 90 Days Past Due [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Past Due | 26 |
Commercial [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Non-Accrual | 12 | 16
Total Past Due and Non-Accrual | 13 | 32
Total Loans | 184,729 | 186,031
Commercial [Member] | Purchased Credit-Impaired [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans |  | 198
Commercial [Member] | Financial Asset, Not Past Due [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Past Due | 184,716 | 185,801
Commercial [Member] | Financing Receivables, 31 to 60 Days Past Due [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Past Due | 1 | 3
Commercial [Member] | Financing Receivables, 61 to 90 Days Past Due [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Past Due |  | 13
Commercial [Member] | Financing Receivables, Greater than 90 Days Past Due [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Past Due and still accruing |  | 91
Other Agricultural Loans [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Total Loans | 35,733 | 37,930
Other Agricultural Loans [Member] | Purchased Credit-Impaired [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Non-Accrual | 1,423 |
Total Loans |  | 2,119
Other Agricultural Loans [Member] | Financial Asset, Not Past Due [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Past Due | 34,310 | 35,811
Consumer Loans To Individuals [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Non-Accrual | 165 | 55
Total Past Due and Non-Accrual | 958 | 414
Total Loans | 176,680 | 146,400
Consumer Loans To Individuals [Member] | Financial Asset, Not Past Due [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Past Due | 175,722 | 145,986
Consumer Loans To Individuals [Member] | Financing Receivables, 31 to 60 Days Past Due [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Past Due | 663 | 248
Consumer Loans To Individuals [Member] | Financing Receivables, 61 to 90 Days Past Due [Member] |  |
Financing Receivable, Past Due [Line Items] |  |
Past Due | $ 130 | $ 111

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