Loans (Details 6) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Financing Receivable Recorded Investment [Line Items]
Total risk category of loans by class of loans	$ 1,568,399	$ 1,555,497
Pass
Financing Receivable Recorded Investment [Line Items]
Total risk category of loans by class of loans	1,511,935	1,493,840
Special Mention
Financing Receivable Recorded Investment [Line Items]
Total risk category of loans by class of loans	27,761	28,903
Substandard
Financing Receivable Recorded Investment [Line Items]
Total risk category of loans by class of loans	28,703	32,754
Commercial real estate | Commercial real estate, Owner occupied
Financing Receivable Recorded Investment [Line Items]
Total risk category of loans by class of loans	330,457	339,974
Commercial real estate | Commercial real estate, Owner occupied | Pass
Financing Receivable Recorded Investment [Line Items]
Total risk category of loans by class of loans	324,979	330,754
Commercial real estate | Commercial real estate, Owner occupied | Special Mention
Financing Receivable Recorded Investment [Line Items]
Total risk category of loans by class of loans	1,193	5,006
Commercial real estate | Commercial real estate, Owner occupied | Substandard
Financing Receivable Recorded Investment [Line Items]
Total risk category of loans by class of loans	4,285	4,214
Commercial real estate | Commercial real estate, Non-owner occupied
Financing Receivable Recorded Investment [Line Items]
Total risk category of loans by class of loans	563,044	532,706
Commercial real estate | Commercial real estate, Non-owner occupied | Pass
Financing Receivable Recorded Investment [Line Items]
Total risk category of loans by class of loans	527,267	495,170
Commercial real estate | Commercial real estate, Non-owner occupied | Special Mention
Financing Receivable Recorded Investment [Line Items]
Total risk category of loans by class of loans	25,541	19,366
Commercial real estate | Commercial real estate, Non-owner occupied | Substandard
Financing Receivable Recorded Investment [Line Items]
Total risk category of loans by class of loans	10,236	18,170
Commercial real estate | Commercial farmland
Financing Receivable Recorded Investment [Line Items]
Total risk category of loans by class of loans	188,582	177,417
Commercial real estate | Commercial farmland | Pass
Financing Receivable Recorded Investment [Line Items]
Total risk category of loans by class of loans	186,057	174,580
Commercial real estate | Commercial farmland | Special Mention
Financing Receivable Recorded Investment [Line Items]
Total risk category of loans by class of loans	0	2,160
Commercial real estate | Commercial farmland | Substandard
Financing Receivable Recorded Investment [Line Items]
Total risk category of loans by class of loans	2,525	677
Commercial real estate | Commercial real estate, Other
Financing Receivable Recorded Investment [Line Items]
Total risk category of loans by class of loans	133,321	137,994
Commercial real estate | Commercial real estate, Other | Pass
Financing Receivable Recorded Investment [Line Items]
Total risk category of loans by class of loans	133,218	137,063
Commercial real estate | Commercial real estate, Other | Special Mention
Financing Receivable Recorded Investment [Line Items]
Total risk category of loans by class of loans	0	784
Commercial real estate | Commercial real estate, Other | Substandard
Financing Receivable Recorded Investment [Line Items]
Total risk category of loans by class of loans	103	147
Commercial | Commercial and industrial
Financing Receivable Recorded Investment [Line Items]
Total risk category of loans by class of loans	294,406	312,532
Commercial | Commercial and industrial | Pass
Financing Receivable Recorded Investment [Line Items]
Total risk category of loans by class of loans	282,412	301,879
Commercial | Commercial and industrial | Special Mention
Financing Receivable Recorded Investment [Line Items]
Total risk category of loans by class of loans	777	1,190
Commercial | Commercial and industrial | Substandard
Financing Receivable Recorded Investment [Line Items]
Total risk category of loans by class of loans	11,217	9,463
Commercial | Commercial, Agricultural
Financing Receivable Recorded Investment [Line Items]
Total risk category of loans by class of loans	58,589	54,874
Commercial | Commercial, Agricultural | Pass
Financing Receivable Recorded Investment [Line Items]
Total risk category of loans by class of loans	58,002	54,394
Commercial | Commercial, Agricultural | Special Mention
Financing Receivable Recorded Investment [Line Items]
Total risk category of loans by class of loans	250	397
Commercial | Commercial, Agricultural | Substandard
Financing Receivable Recorded Investment [Line Items]
Total risk category of loans by class of loans	$ 337	$ 83