Loans Nonaccrual and Past Due Loans (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Loans
Nonaccrual Loans	$ 17,781	$ 17,098
Loans 90+ Days Past Due and Accruing	3,932	2,256
Financial Asset Originated [Member]
Loans
Nonaccrual Loans	14,392	14,185
Loans 90+ Days Past Due and Accruing	806	1,191
Financial Asset Originated [Member] | Construction
Loans
Nonaccrual Loans	0	710
Loans 90+ Days Past Due and Accruing	0	0
Financial Asset Originated [Member] | Commercial real estate, other
Loans
Nonaccrual Loans	6,626	6,565
Loans 90+ Days Past Due and Accruing	0	786
Financial Asset Originated [Member] | Commercial real estate
Loans
Nonaccrual Loans	6,626	7,275
Loans 90+ Days Past Due and Accruing	0	786
Financial Asset Originated [Member] | Commercial and industrial
Loans
Nonaccrual Loans	2,060	1,673
Loans 90+ Days Past Due and Accruing	0	0
Financial Asset Originated [Member] | Residential real estate
Loans
Nonaccrual Loans	4,365	4,105
Loans 90+ Days Past Due and Accruing	755	398
Financial Asset Originated [Member] | Home equity lines of credit
Loans
Nonaccrual Loans	458	596
Loans 90+ Days Past Due and Accruing	51	7
Financial Asset Originated [Member] | Consumer, indirect
Loans
Nonaccrual Loans	840	480
Loans 90+ Days Past Due and Accruing	0	0
Financial Asset Originated [Member] | Consumer, direct
Loans
Nonaccrual Loans	43	56
Loans 90+ Days Past Due and Accruing	0	0
Financial Asset Originated [Member] | Consumer
Loans
Nonaccrual Loans	883	536
Loans 90+ Days Past Due and Accruing	0	0
Acquired Loans
Loans
Nonaccrual Loans	3,389	2,913
Loans 90+ Days Past Due and Accruing	3,126	1,065
Acquired Loans | Construction
Loans
Nonaccrual Loans	411	0
Loans 90+ Days Past Due and Accruing	0	0
Acquired Loans | Commercial real estate, other
Loans
Nonaccrual Loans	175	319
Loans 90+ Days Past Due and Accruing	907	15
Acquired Loans | Commercial real estate
Loans
Nonaccrual Loans	586	319
Loans 90+ Days Past Due and Accruing	907	15
Acquired Loans | Commercial and industrial
Loans
Nonaccrual Loans	95	36
Loans 90+ Days Past Due and Accruing	155	18
Acquired Loans | Residential real estate
Loans
Nonaccrual Loans	1,996	1,921
Loans 90+ Days Past Due and Accruing	1,922	1,032
Acquired Loans | Home equity lines of credit
Loans
Nonaccrual Loans	707	637
Loans 90+ Days Past Due and Accruing	57	0
Acquired Loans | Consumer, direct
Loans
Nonaccrual Loans	5	0
Loans 90+ Days Past Due and Accruing	$ 85	$ 0