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Loans (Details 11) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Financing Receivable Recorded Investment [Line Items]
Loans	$ 1,735,840	$ 1,577,381
Residential real estate
Financing Receivable Recorded Investment [Line Items]
Loans	492,133	468,884
Residential real estate | Residential real estate, 1-4 family residential
Financing Receivable Recorded Investment [Line Items]
Loans	385,806	368,592
Residential real estate | Residential real estate, Home equity lines of credit
Financing Receivable Recorded Investment [Line Items]
Loans	106,327	100,292
Consumer
Financing Receivable Recorded Investment [Line Items]
Loans	221,795	212,936
Consumer | Consumer, Indirect
Financing Receivable Recorded Investment [Line Items]
Loans	169,806	160,848
Consumer | Consumer, Direct
Financing Receivable Recorded Investment [Line Items]
Loans	39,933	43,084
Consumer | Consumer, Other
Financing Receivable Recorded Investment [Line Items]
Loans	12,056	9,004
Originated Loans
Financing Receivable Recorded Investment [Line Items]
Loans	1,485,311	1,265,018
Originated Loans | Residential real estate | Residential real estate, 1-4 family residential
Financing Receivable Recorded Investment [Line Items]
Loans	307,022	271,831
Originated Loans | Residential real estate | Residential real estate, 1-4 family residential | Performing Financing Receivable
Financing Receivable Recorded Investment [Line Items]
Loans	304,519	268,785
Originated Loans | Residential real estate | Residential real estate, 1-4 family residential | Nonperforming Financing Receivable
Financing Receivable Recorded Investment [Line Items]
Loans	2,503	3,046
Originated Loans | Residential real estate | Residential real estate, Home equity lines of credit
Financing Receivable Recorded Investment [Line Items]
Loans	82,710	71,537
Originated Loans | Residential real estate | Residential real estate, Home equity lines of credit | Performing Financing Receivable
Financing Receivable Recorded Investment [Line Items]
Loans	82,035	70,927
Originated Loans | Residential real estate | Residential real estate, Home equity lines of credit | Nonperforming Financing Receivable
Financing Receivable Recorded Investment [Line Items]
Loans	675	610
Originated Loans | Consumer | Consumer, Indirect
Financing Receivable Recorded Investment [Line Items]
Loans	169,806	160,848
Originated Loans | Consumer | Consumer, Indirect | Performing Financing Receivable
Financing Receivable Recorded Investment [Line Items]
Loans	169,091	160,030
Originated Loans | Consumer | Consumer, Indirect | Nonperforming Financing Receivable
Financing Receivable Recorded Investment [Line Items]
Loans	715	818
Originated Loans | Consumer | Consumer, Direct
Financing Receivable Recorded Investment [Line Items]
Loans	30,491	28,706
Originated Loans | Consumer | Consumer, Direct | Performing Financing Receivable
Financing Receivable Recorded Investment [Line Items]
Loans	30,237	28,490
Originated Loans | Consumer | Consumer, Direct | Nonperforming Financing Receivable
Financing Receivable Recorded Investment [Line Items]
Loans	254	216
Originated Loans | Consumer | Consumer, Other
Financing Receivable Recorded Investment [Line Items]
Loans	11,894	8,876
Originated Loans | Consumer | Consumer, Other | Performing Financing Receivable
Financing Receivable Recorded Investment [Line Items]
Loans	11,892	8,862
Originated Loans | Consumer | Consumer, Other | Nonperforming Financing Receivable
Financing Receivable Recorded Investment [Line Items]
Loans	2	14
Acquired Loans
Financing Receivable Recorded Investment [Line Items]
Loans	250,529	312,363
Acquired Loans | Residential real estate | Residential real estate, 1-4 family residential
Financing Receivable Recorded Investment [Line Items]
Loans	78,784	96,761
Acquired Loans | Residential real estate | Residential real estate, 1-4 family residential | Performing Financing Receivable
Financing Receivable Recorded Investment [Line Items]
Loans	77,661	96,079
Acquired Loans | Residential real estate | Residential real estate, 1-4 family residential | Nonperforming Financing Receivable
Financing Receivable Recorded Investment [Line Items]
Loans	1,123	682
Acquired Loans | Residential real estate | Residential real estate, Home equity lines of credit
Financing Receivable Recorded Investment [Line Items]
Loans	23,617	28,755
Acquired Loans | Residential real estate | Residential real estate, Home equity lines of credit | Performing Financing Receivable
Financing Receivable Recorded Investment [Line Items]
Loans	23,400	28,585
Acquired Loans | Residential real estate | Residential real estate, Home equity lines of credit | Nonperforming Financing Receivable
Financing Receivable Recorded Investment [Line Items]
Loans	217	170
Acquired Loans | Consumer | Consumer, Indirect
Financing Receivable Recorded Investment [Line Items]
Loans	0	0
Acquired Loans | Consumer | Consumer, Indirect | Performing Financing Receivable
Financing Receivable Recorded Investment [Line Items]
Loans	0	0
Acquired Loans | Consumer | Consumer, Indirect | Nonperforming Financing Receivable
Financing Receivable Recorded Investment [Line Items]
Loans	0	0
Acquired Loans | Consumer | Consumer, Direct
Financing Receivable Recorded Investment [Line Items]
Loans	9,442	14,378
Acquired Loans | Consumer | Consumer, Direct | Performing Financing Receivable
Financing Receivable Recorded Investment [Line Items]
Loans	9,304	14,223
Acquired Loans | Consumer | Consumer, Direct | Nonperforming Financing Receivable
Financing Receivable Recorded Investment [Line Items]
Loans	138	155
Acquired Loans | Consumer | Consumer, Other
Financing Receivable Recorded Investment [Line Items]
Loans	162	128
Acquired Loans | Consumer | Consumer, Other | Performing Financing Receivable
Financing Receivable Recorded Investment [Line Items]
Loans	162	128
Acquired Loans | Consumer | Consumer, Other | Nonperforming Financing Receivable
Financing Receivable Recorded Investment [Line Items]
Loans	$ 0	$ 0

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Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes loans and leases covered under loss sharing agreements.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=82891408&loc=d3e4428-111522

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-Topic 310
-SubTopic 10
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=84173941&loc=d3e5074-111524

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