Loans (Details 8) - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018
Schedule of investment in past due loans
Total Past Due	$ 16,657	$ 16,608
Loans Not Past Due	1,726,994	1,719,232
Loans	1,743,651	1,735,840
Commercial real estate
Schedule of investment in past due loans
Loans	743,124	729,924
Commercial
Schedule of investment in past due loans
Loans	297,520	291,988
Residential real estate
Schedule of investment in past due loans
Loans	488,107	492,133
Consumer
Schedule of investment in past due loans
Loans	214,900	221,795
Financing Receivables, 30 to 59 Days Past Due
Schedule of investment in past due loans
Total Past Due	7,974	6,727
Financing Receivables, 60 to 89 Days Past Due
Schedule of investment in past due loans
Total Past Due	1,105	2,150
Financing Receivables, Equal to Greater than 90 Days Past Due
Schedule of investment in past due loans
Total Past Due	7,578	7,731
Residential real estate, 1-4 family residential \| Residential real estate
Schedule of investment in past due loans
Loans	382,654	385,806
Residential real estate, Home equity lines of credit \| Residential real estate
Schedule of investment in past due loans
Loans	105,453	106,327
Consumer, Indirect \| Consumer
Schedule of investment in past due loans
Loans	165,719	169,806
Consumer, Direct \| Consumer
Schedule of investment in past due loans
Loans	38,229	39,933
Consumer, Other \| Consumer
Schedule of investment in past due loans
Loans	10,952	12,056
Originated Loans
Schedule of investment in past due loans
Total Past Due	11,658	11,361
Loans Not Past Due	1,493,021	1,473,950
Loans	1,504,679	1,485,311
Originated Loans \| Financing Receivables, 30 to 59 Days Past Due
Schedule of investment in past due loans
Total Past Due	6,069	5,005
Originated Loans \| Financing Receivables, 60 to 89 Days Past Due
Schedule of investment in past due loans
Total Past Due	854	1,557
Originated Loans \| Financing Receivables, Equal to Greater than 90 Days Past Due
Schedule of investment in past due loans
Total Past Due	4,735	4,799
Originated Loans \| Commercial real estate, Owner occupied \| Commercial real estate
Schedule of investment in past due loans
Total Past Due	385	422
Loans Not Past Due	164,062	158,161
Loans	164,447	158,583
Originated Loans \| Commercial real estate, Owner occupied \| Financing Receivables, 30 to 59 Days Past Due \| Commercial real estate
Schedule of investment in past due loans
Total Past Due	55	82
Originated Loans \| Commercial real estate, Owner occupied \| Financing Receivables, 60 to 89 Days Past Due \| Commercial real estate
Schedule of investment in past due loans
Total Past Due	0	0
Originated Loans \| Commercial real estate, Owner occupied \| Financing Receivables, Equal to Greater than 90 Days Past Due \| Commercial real estate
Schedule of investment in past due loans
Total Past Due	330	340
Originated Loans \| Commercial real estate, Non-owner occupied \| Commercial real estate
Schedule of investment in past due loans
Total Past Due	205	22
Loans Not Past Due	255,559	255,458
Loans	255,764	255,480
Originated Loans \| Commercial real estate, Non-owner occupied \| Financing Receivables, 30 to 59 Days Past Due \| Commercial real estate
Schedule of investment in past due loans
Total Past Due	183	22
Originated Loans \| Commercial real estate, Non-owner occupied \| Financing Receivables, 60 to 89 Days Past Due \| Commercial real estate
Schedule of investment in past due loans
Total Past Due	22	0
Originated Loans \| Commercial real estate, Non-owner occupied \| Financing Receivables, Equal to Greater than 90 Days Past Due \| Commercial real estate
Schedule of investment in past due loans
Total Past Due	0	0
Originated Loans \| Commercial real estate, Farmland \| Commercial real estate
Schedule of investment in past due loans
Total Past Due	26	214
Loans Not Past Due	114,756	110,547
Loans	114,782	110,761
Originated Loans \| Commercial real estate, Farmland \| Financing Receivables, 30 to 59 Days Past Due \| Commercial real estate
Schedule of investment in past due loans
Total Past Due	0	184
Originated Loans \| Commercial real estate, Farmland \| Financing Receivables, 60 to 89 Days Past Due \| Commercial real estate
Schedule of investment in past due loans
Total Past Due	0	0
Originated Loans \| Commercial real estate, Farmland \| Financing Receivables, Equal to Greater than 90 Days Past Due \| Commercial real estate
Schedule of investment in past due loans
Total Past Due	26	30
Originated Loans \| Commercial real estate, Other \| Commercial real estate
Schedule of investment in past due loans
Total Past Due	0	0
Loans Not Past Due	100,866	94,242
Loans	100,866	94,242
Originated Loans \| Commercial real estate, Other \| Financing Receivables, 30 to 59 Days Past Due \| Commercial real estate
Schedule of investment in past due loans
Total Past Due	0	0
Originated Loans \| Commercial real estate, Other \| Financing Receivables, 60 to 89 Days Past Due \| Commercial real estate
Schedule of investment in past due loans
Total Past Due	0	0
Originated Loans \| Commercial real estate, Other \| Financing Receivables, Equal to Greater than 90 Days Past Due \| Commercial real estate
Schedule of investment in past due loans
Total Past Due	0	0
Originated Loans \| Commercial, Commercial and industrial \| Commercial
Schedule of investment in past due loans
Total Past Due	593	281
Loans Not Past Due	236,786	226,320
Loans	237,379	226,601
Originated Loans \| Commercial, Commercial and industrial \| Financing Receivables, 30 to 59 Days Past Due \| Commercial
Schedule of investment in past due loans
Total Past Due	154	159
Originated Loans \| Commercial, Commercial and industrial \| Financing Receivables, 60 to 89 Days Past Due \| Commercial
Schedule of investment in past due loans
Total Past Due	0	0
Originated Loans \| Commercial, Commercial and industrial \| Financing Receivables, Equal to Greater than 90 Days Past Due \| Commercial
Schedule of investment in past due loans
Total Past Due	439	122
Originated Loans \| Residential real estate, 1-4 family residential \| Residential real estate
Schedule of investment in past due loans
Total Past Due	5,579	4,891
Loans Not Past Due	301,303	302,131
Loans	306,882	307,022
Originated Loans \| Residential real estate, 1-4 family residential \| Financing Receivables, 30 to 59 Days Past Due \| Residential real estate
Schedule of investment in past due loans
Total Past Due	3,275	1,964
Originated Loans \| Residential real estate, 1-4 family residential \| Financing Receivables, 60 to 89 Days Past Due \| Residential real estate
Schedule of investment in past due loans
Total Past Due	11	424
Originated Loans \| Residential real estate, 1-4 family residential \| Financing Receivables, Equal to Greater than 90 Days Past Due \| Residential real estate
Schedule of investment in past due loans
Total Past Due	2,293	2,503
Originated Loans \| Commercial, Agricultural \| Commercial
Schedule of investment in past due loans
Total Past Due	247	237
Loans Not Past Due	35,147	37,484
Loans	35,394	37,721
Originated Loans \| Commercial, Agricultural \| Financing Receivables, 30 to 59 Days Past Due \| Commercial
Schedule of investment in past due loans
Total Past Due	84	69
Originated Loans \| Commercial, Agricultural \| Financing Receivables, 60 to 89 Days Past Due \| Commercial
Schedule of investment in past due loans
Total Past Due	5	10
Originated Loans \| Commercial, Agricultural \| Financing Receivables, Equal to Greater than 90 Days Past Due \| Commercial
Schedule of investment in past due loans
Total Past Due	158	158
Originated Loans \| Residential real estate, Home equity lines of credit \| Residential real estate
Schedule of investment in past due loans
Total Past Due	883	753
Loans Not Past Due	82,025	81,957
Loans	82,908	82,710
Originated Loans \| Residential real estate, Home equity lines of credit \| Financing Receivables, 30 to 59 Days Past Due \| Residential real estate
Schedule of investment in past due loans
Total Past Due	0	64
Originated Loans \| Residential real estate, Home equity lines of credit \| Financing Receivables, 60 to 89 Days Past Due \| Residential real estate
Schedule of investment in past due loans
Total Past Due	153	14
Originated Loans \| Residential real estate, Home equity lines of credit \| Financing Receivables, Equal to Greater than 90 Days Past Due \| Residential real estate
Schedule of investment in past due loans
Total Past Due	730	675
Originated Loans \| Consumer, Indirect \| Consumer
Schedule of investment in past due loans
Total Past Due	2,502	3,184
Loans Not Past Due	163,217	166,622
Loans	165,719	169,806
Originated Loans \| Consumer, Indirect \| Financing Receivables, 30 to 59 Days Past Due \| Consumer
Schedule of investment in past due loans
Total Past Due	1,454	1,714
Originated Loans \| Consumer, Indirect \| Financing Receivables, 60 to 89 Days Past Due \| Consumer
Schedule of investment in past due loans
Total Past Due	481	755
Originated Loans \| Consumer, Indirect \| Financing Receivables, Equal to Greater than 90 Days Past Due \| Consumer
Schedule of investment in past due loans
Total Past Due	567	715
Originated Loans \| Consumer, Direct \| Consumer
Schedule of investment in past due loans
Total Past Due	1,185	1,308
Loans Not Past Due	28,563	29,183
Loans	29,748	30,491
Originated Loans \| Consumer, Direct \| Financing Receivables, 30 to 59 Days Past Due \| Consumer
Schedule of investment in past due loans
Total Past Due	827	714
Originated Loans \| Consumer, Direct \| Financing Receivables, 60 to 89 Days Past Due \| Consumer
Schedule of investment in past due loans
Total Past Due	174	340
Originated Loans \| Consumer, Direct \| Financing Receivables, Equal to Greater than 90 Days Past Due \| Consumer
Schedule of investment in past due loans
Total Past Due	184	254
Originated Loans \| Consumer, Other \| Consumer
Schedule of investment in past due loans
Total Past Due	53	49
Loans Not Past Due	10,737	11,845
Loans	10,790	11,894
Originated Loans \| Consumer, Other \| Financing Receivables, 30 to 59 Days Past Due \| Consumer
Schedule of investment in past due loans
Total Past Due	37	33
Originated Loans \| Consumer, Other \| Financing Receivables, 60 to 89 Days Past Due \| Consumer
Schedule of investment in past due loans
Total Past Due	8	14
Originated Loans \| Consumer, Other \| Financing Receivables, Equal to Greater than 90 Days Past Due \| Consumer
Schedule of investment in past due loans
Total Past Due	8	2
Acquired Loans
Schedule of investment in past due loans
Total Past Due	4,999	5,247
Loans Not Past Due	233,973	245,282
Loans	238,972	250,529
Acquired Loans \| Financing Receivables, 30 to 59 Days Past Due
Schedule of investment in past due loans
Total Past Due	1,905	1,722
Acquired Loans \| Financing Receivables, 60 to 89 Days Past Due
Schedule of investment in past due loans
Total Past Due	251	593
Acquired Loans \| Financing Receivables, Equal to Greater than 90 Days Past Due
Schedule of investment in past due loans
Total Past Due	2,843	2,932
Acquired Loans \| Commercial real estate, Owner occupied \| Commercial real estate
Schedule of investment in past due loans
Total Past Due	43	321
Loans Not Past Due	43,610	44,618
Loans	43,653	44,939
Acquired Loans \| Commercial real estate, Owner occupied \| Financing Receivables, 30 to 59 Days Past Due \| Commercial real estate
Schedule of investment in past due loans
Total Past Due	43	321
Acquired Loans \| Commercial real estate, Owner occupied \| Financing Receivables, 60 to 89 Days Past Due \| Commercial real estate
Schedule of investment in past due loans
Total Past Due	0	0
Acquired Loans \| Commercial real estate, Owner occupied \| Financing Receivables, Equal to Greater than 90 Days Past Due \| Commercial real estate
Schedule of investment in past due loans
Total Past Due	0	0
Acquired Loans \| Commercial real estate, Non-owner occupied \| Commercial real estate
Schedule of investment in past due loans
Total Past Due	48	82
Loans Not Past Due	16,044	16,764
Loans	16,092	16,846
Acquired Loans \| Commercial real estate, Non-owner occupied \| Financing Receivables, 30 to 59 Days Past Due \| Commercial real estate
Schedule of investment in past due loans
Total Past Due	0	0
Acquired Loans \| Commercial real estate, Non-owner occupied \| Financing Receivables, 60 to 89 Days Past Due \| Commercial real estate
Schedule of investment in past due loans
Total Past Due	0	0
Acquired Loans \| Commercial real estate, Non-owner occupied \| Financing Receivables, Equal to Greater than 90 Days Past Due \| Commercial real estate
Schedule of investment in past due loans
Total Past Due	48	82
Acquired Loans \| Commercial real estate, Farmland \| Commercial real estate
Schedule of investment in past due loans
Total Past Due	613	359
Loans Not Past Due	39,785	40,623
Loans	40,398	40,982
Acquired Loans \| Commercial real estate, Farmland \| Financing Receivables, 30 to 59 Days Past Due \| Commercial real estate
Schedule of investment in past due loans
Total Past Due	284	0
Acquired Loans \| Commercial real estate, Farmland \| Financing Receivables, 60 to 89 Days Past Due \| Commercial real estate
Schedule of investment in past due loans
Total Past Due	72	102
Acquired Loans \| Commercial real estate, Farmland \| Financing Receivables, Equal to Greater than 90 Days Past Due \| Commercial real estate
Schedule of investment in past due loans
Total Past Due	257	257
Acquired Loans \| Commercial real estate, Other \| Commercial real estate
Schedule of investment in past due loans
Total Past Due	0	0
Loans Not Past Due	7,122	8,091
Loans	7,122	8,091
Acquired Loans \| Commercial real estate, Other \| Financing Receivables, 30 to 59 Days Past Due \| Commercial real estate
Schedule of investment in past due loans
Total Past Due	0	0
Acquired Loans \| Commercial real estate, Other \| Financing Receivables, 60 to 89 Days Past Due \| Commercial real estate
Schedule of investment in past due loans
Total Past Due	0	0
Acquired Loans \| Commercial real estate, Other \| Financing Receivables, Equal to Greater than 90 Days Past Due \| Commercial real estate
Schedule of investment in past due loans
Total Past Due	0	0
Acquired Loans \| Commercial, Commercial and industrial \| Commercial
Schedule of investment in past due loans
Total Past Due	838	918
Loans Not Past Due	16,296	17,223
Loans	17,134	18,141
Acquired Loans \| Commercial, Commercial and industrial \| Financing Receivables, 30 to 59 Days Past Due \| Commercial
Schedule of investment in past due loans
Total Past Due	84	94
Acquired Loans \| Commercial, Commercial and industrial \| Financing Receivables, 60 to 89 Days Past Due \| Commercial
Schedule of investment in past due loans
Total Past Due	0	0
Acquired Loans \| Commercial, Commercial and industrial \| Financing Receivables, Equal to Greater than 90 Days Past Due \| Commercial
Schedule of investment in past due loans
Total Past Due	754	824
Acquired Loans \| Residential real estate, 1-4 family residential \| Residential real estate
Schedule of investment in past due loans
Total Past Due	1,962	2,102
Loans Not Past Due	73,810	76,682
Loans	75,772	78,784
Acquired Loans \| Residential real estate, 1-4 family residential \| Financing Receivables, 30 to 59 Days Past Due \| Residential real estate
Schedule of investment in past due loans
Total Past Due	1,031	750
Acquired Loans \| Residential real estate, 1-4 family residential \| Financing Receivables, 60 to 89 Days Past Due \| Residential real estate
Schedule of investment in past due loans
Total Past Due	0	229
Acquired Loans \| Residential real estate, 1-4 family residential \| Financing Receivables, Equal to Greater than 90 Days Past Due \| Residential real estate
Schedule of investment in past due loans
Total Past Due	931	1,123
Acquired Loans \| Commercial, Agricultural \| Commercial
Schedule of investment in past due loans
Total Past Due	312	327
Loans Not Past Due	7,301	9,198
Loans	7,613	9,525
Acquired Loans \| Commercial, Agricultural \| Financing Receivables, 30 to 59 Days Past Due \| Commercial
Schedule of investment in past due loans
Total Past Due	17	31
Acquired Loans \| Commercial, Agricultural \| Financing Receivables, 60 to 89 Days Past Due \| Commercial
Schedule of investment in past due loans
Total Past Due	0	5
Acquired Loans \| Commercial, Agricultural \| Financing Receivables, Equal to Greater than 90 Days Past Due \| Commercial
Schedule of investment in past due loans
Total Past Due	295	291
Acquired Loans \| Residential real estate, Home equity lines of credit \| Residential real estate
Schedule of investment in past due loans
Total Past Due	634	425
Loans Not Past Due	21,911	23,192
Loans	22,545	23,617
Acquired Loans \| Residential real estate, Home equity lines of credit \| Financing Receivables, 30 to 59 Days Past Due \| Residential real estate
Schedule of investment in past due loans
Total Past Due	146	208
Acquired Loans \| Residential real estate, Home equity lines of credit \| Financing Receivables, 60 to 89 Days Past Due \| Residential real estate
Schedule of investment in past due loans
Total Past Due	165	0
Acquired Loans \| Residential real estate, Home equity lines of credit \| Financing Receivables, Equal to Greater than 90 Days Past Due \| Residential real estate
Schedule of investment in past due loans
Total Past Due	323	217
Acquired Loans \| Consumer, Indirect \| Consumer
Schedule of investment in past due loans
Loans	0	0
Acquired Loans \| Consumer, Direct \| Consumer
Schedule of investment in past due loans
Total Past Due	549	713
Loans Not Past Due	7,932	8,729
Loans	8,481	9,442
Acquired Loans \| Consumer, Direct \| Financing Receivables, 30 to 59 Days Past Due \| Consumer
Schedule of investment in past due loans
Total Past Due	300	318
Acquired Loans \| Consumer, Direct \| Financing Receivables, 60 to 89 Days Past Due \| Consumer
Schedule of investment in past due loans
Total Past Due	14	257
Acquired Loans \| Consumer, Direct \| Financing Receivables, Equal to Greater than 90 Days Past Due \| Consumer
Schedule of investment in past due loans
Total Past Due	235	138
Acquired Loans \| Consumer, Other \| Consumer
Schedule of investment in past due loans
Total Past Due	0	0
Loans Not Past Due	162	162
Loans	162	162
Acquired Loans \| Consumer, Other \| Financing Receivables, 30 to 59 Days Past Due \| Consumer
Schedule of investment in past due loans
Total Past Due	0	0
Acquired Loans \| Consumer, Other \| Financing Receivables, 60 to 89 Days Past Due \| Consumer
Schedule of investment in past due loans
Total Past Due	0	0
Acquired Loans \| Consumer, Other \| Financing Receivables, Equal to Greater than 90 Days Past Due \| Consumer
Schedule of investment in past due loans
Total Past Due	$ 0	$ 0

Loans (Details 8) - USD ($)
$ in Thousands

Mar. 31, 2019

Dec. 31, 2018

Schedule of investment in past due loans

Total Past Due

$ 16,657

$ 16,608

Loans Not Past Due

1,726,994

1,719,232

Loans

1,743,651