Troubled Debt Restructurings (Details) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2018 USD ($) Loan	Sep. 30, 2017 USD ($) Loan	Sep. 30, 2018 USD ($) Loan	Sep. 30, 2017 USD ($) Loan
Financing Receivable Modifications [Line Items]
Number of Loans \| Loan	12	13	42	46
Pre-Modification Outstanding Recorded Investment	$ 223	$ 373	$ 1,460	$ 1,027
Post-Modification Outstanding Recorded Investment	$ 223	$ 373	$ 1,460	$ 1,030
Originated Loans
Financing Receivable Modifications [Line Items]
Number of Loans \| Loan	10	12	31	41
Pre-Modification Outstanding Recorded Investment	$ 167	$ 347	$ 884	$ 891
Post-Modification Outstanding Recorded Investment	$ 167	$ 347	$ 884	$ 894
Originated Loans \| Commercial real estate, Owner occupied
Financing Receivable Modifications [Line Items]
Number of Loans \| Loan			1
Pre-Modification Outstanding Recorded Investment			$ 360
Post-Modification Outstanding Recorded Investment			$ 360
Originated Loans \| Residential real estate, 1-4 family residential
Financing Receivable Modifications [Line Items]
Number of Loans \| Loan	2	3	6	10
Pre-Modification Outstanding Recorded Investment	$ 87	$ 235	$ 341	$ 535
Post-Modification Outstanding Recorded Investment	$ 87	$ 235	$ 341	$ 538
Originated Loans \| Residential real estate, Home equity lines of credit
Financing Receivable Modifications [Line Items]
Number of Loans \| Loan	2	1	4	9
Pre-Modification Outstanding Recorded Investment	$ 34	$ 61	$ 48	$ 225
Post-Modification Outstanding Recorded Investment	$ 34	$ 61	$ 48	$ 225
Originated Loans \| Consumer, Indirect
Financing Receivable Modifications [Line Items]
Number of Loans \| Loan	3	8	17	22
Pre-Modification Outstanding Recorded Investment	$ 8	$ 51	$ 97	$ 131
Post-Modification Outstanding Recorded Investment	$ 8	$ 51	$ 97	$ 131
Originated Loans \| Consumer, Other
Financing Receivable Modifications [Line Items]
Number of Loans \| Loan	2		2
Pre-Modification Outstanding Recorded Investment	$ 19		$ 19
Post-Modification Outstanding Recorded Investment	$ 19		$ 19
Originated Loans \| Commercial
Financing Receivable Modifications [Line Items]
Number of Loans \| Loan	1		1
Pre-Modification Outstanding Recorded Investment	$ 19		$ 19
Post-Modification Outstanding Recorded Investment	$ 19		$ 19
Acquired Loans
Financing Receivable Modifications [Line Items]
Number of Loans \| Loan	2		11	5
Pre-Modification Outstanding Recorded Investment	$ 56		$ 576	$ 136
Post-Modification Outstanding Recorded Investment	$ 56		$ 576	$ 136
Acquired Loans \| Residential real estate, 1-4 family residential
Financing Receivable Modifications [Line Items]
Number of Loans \| Loan	1		6	2
Pre-Modification Outstanding Recorded Investment	$ 53		$ 242	$ 24
Post-Modification Outstanding Recorded Investment	$ 53		$ 242	$ 24
Acquired Loans \| Residential real estate, Home equity lines of credit
Financing Receivable Modifications [Line Items]
Number of Loans \| Loan				1
Pre-Modification Outstanding Recorded Investment				$ 57
Post-Modification Outstanding Recorded Investment				$ 57
Acquired Loans \| Consumer, Indirect
Financing Receivable Modifications [Line Items]
Number of Loans \| Loan				2
Pre-Modification Outstanding Recorded Investment				$ 55
Post-Modification Outstanding Recorded Investment				$ 55
Acquired Loans \| Consumer, Other
Financing Receivable Modifications [Line Items]
Number of Loans \| Loan	1	1	1
Pre-Modification Outstanding Recorded Investment	$ 3	$ 26	$ 3
Post-Modification Outstanding Recorded Investment	$ 3	$ 26	$ 3
Acquired Loans \| Commercial real estate, Non-owner occupied
Financing Receivable Modifications [Line Items]
Number of Loans \| Loan			1
Pre-Modification Outstanding Recorded Investment			$ 42
Post-Modification Outstanding Recorded Investment			$ 42
Acquired Loans \| Commercial real estate, Farmland
Financing Receivable Modifications [Line Items]
Number of Loans \| Loan			1
Pre-Modification Outstanding Recorded Investment			$ 258
Post-Modification Outstanding Recorded Investment			$ 258
Acquired Loans \| Commercial, Commercial and industrial
Financing Receivable Modifications [Line Items]
Number of Loans \| Loan			2
Pre-Modification Outstanding Recorded Investment			$ 31
Post-Modification Outstanding Recorded Investment			$ 31

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Number of financing receivables that have been modified by troubled debt restructurings.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953676-111524

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