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Loans (Details 7) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Schedule of investment in nonaccrual and loans past due over 90 days still on accrual by class of loans
Nonaccrual	$ 5,478	$ 6,765
Loans Past Due 90 Days or More Still Accruing	867	966
Originated Loans
Schedule of investment in nonaccrual and loans past due over 90 days still on accrual by class of loans
Nonaccrual	3,197	4,012
Loans Past Due 90 Days or More Still Accruing	648	787
Originated Loans | Commercial real estate, Owner occupied | Commercial real estate
Schedule of investment in nonaccrual and loans past due over 90 days still on accrual by class of loans
Nonaccrual	6	340
Loans Past Due 90 Days or More Still Accruing	0	0
Originated Loans | Commercial real estate, Non-owner occupied | Commercial real estate
Schedule of investment in nonaccrual and loans past due over 90 days still on accrual by class of loans
Nonaccrual	0	0
Loans Past Due 90 Days or More Still Accruing	0	0
Originated Loans | Commercial real estate, Farmland | Commercial real estate
Schedule of investment in nonaccrual and loans past due over 90 days still on accrual by class of loans
Nonaccrual	14	30
Loans Past Due 90 Days or More Still Accruing	0	0
Originated Loans | Commercial, Commercial and industrial | Commercial
Schedule of investment in nonaccrual and loans past due over 90 days still on accrual by class of loans
Nonaccrual	567	122
Loans Past Due 90 Days or More Still Accruing	0	0
Originated Loans | Commercial, Agricultural | Commercial
Schedule of investment in nonaccrual and loans past due over 90 days still on accrual by class of loans
Nonaccrual	0	158
Loans Past Due 90 Days or More Still Accruing	0	0
Originated Loans | Residential real estate, 1-4 family residential | Residential real estate
Schedule of investment in nonaccrual and loans past due over 90 days still on accrual by class of loans
Nonaccrual	1,234	2,318
Loans Past Due 90 Days or More Still Accruing	438	185
Originated Loans | Residential real estate, Home equity lines of credit | Residential real estate
Schedule of investment in nonaccrual and loans past due over 90 days still on accrual by class of loans
Nonaccrual	669	644
Loans Past Due 90 Days or More Still Accruing	14	31
Originated Loans | Consumer, Indirect | Consumer
Schedule of investment in nonaccrual and loans past due over 90 days still on accrual by class of loans
Nonaccrual	568	346
Loans Past Due 90 Days or More Still Accruing	120	369
Originated Loans | Consumer, Direct | Consumer
Schedule of investment in nonaccrual and loans past due over 90 days still on accrual by class of loans
Nonaccrual	139	54
Loans Past Due 90 Days or More Still Accruing	70	200
Originated Loans | Consumer, Other | Consumer
Schedule of investment in nonaccrual and loans past due over 90 days still on accrual by class of loans
Nonaccrual	0	0
Loans Past Due 90 Days or More Still Accruing	6	2
Acquired Loans
Schedule of investment in nonaccrual and loans past due over 90 days still on accrual by class of loans
Nonaccrual	2,281	2,753
Loans Past Due 90 Days or More Still Accruing	219	179
Acquired Loans | Commercial real estate, Owner occupied | Commercial real estate
Schedule of investment in nonaccrual and loans past due over 90 days still on accrual by class of loans
Nonaccrual	0	0
Loans Past Due 90 Days or More Still Accruing	0	0
Acquired Loans | Commercial real estate, Non-owner occupied | Commercial real estate
Schedule of investment in nonaccrual and loans past due over 90 days still on accrual by class of loans
Nonaccrual	102	82
Loans Past Due 90 Days or More Still Accruing	0	0
Acquired Loans | Commercial real estate, Farmland | Commercial real estate
Schedule of investment in nonaccrual and loans past due over 90 days still on accrual by class of loans
Nonaccrual	519	257
Loans Past Due 90 Days or More Still Accruing	0	0
Acquired Loans | Commercial, Commercial and industrial | Commercial
Schedule of investment in nonaccrual and loans past due over 90 days still on accrual by class of loans
Nonaccrual	602	824
Loans Past Due 90 Days or More Still Accruing	0	0
Acquired Loans | Commercial, Agricultural | Commercial
Schedule of investment in nonaccrual and loans past due over 90 days still on accrual by class of loans
Nonaccrual	9	291
Loans Past Due 90 Days or More Still Accruing	0	0
Acquired Loans | Residential real estate, 1-4 family residential | Residential real estate
Schedule of investment in nonaccrual and loans past due over 90 days still on accrual by class of loans
Nonaccrual	659	1,001
Loans Past Due 90 Days or More Still Accruing	186	122
Acquired Loans | Residential real estate, Home equity lines of credit | Residential real estate
Schedule of investment in nonaccrual and loans past due over 90 days still on accrual by class of loans
Nonaccrual	239	203
Loans Past Due 90 Days or More Still Accruing	9	14
Acquired Loans | Consumer, Direct | Consumer
Schedule of investment in nonaccrual and loans past due over 90 days still on accrual by class of loans
Nonaccrual	151	95
Loans Past Due 90 Days or More Still Accruing	$ 24	$ 43

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