Troubled Debt Restructurings (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019 USD ($) Loan	Sep. 30, 2018 USD ($) Loan	Sep. 30, 2019 USD ($) Loan	Sep. 30, 2018 USD ($) Loan
Financing Receivable Modifications [Line Items]
Number of Loans | Loan	11	12	51	42
Pre-Modification Outstanding Recorded Investment	$ 180	$ 223	$ 791	$ 1,460
Post-Modification Outstanding Recorded Investment	$ 180	$ 223	$ 801	$ 1,460
Originated Loans
Financing Receivable Modifications [Line Items]
Number of Loans | Loan	10	10	43	31
Pre-Modification Outstanding Recorded Investment	$ 153	$ 167	$ 589	$ 884
Post-Modification Outstanding Recorded Investment	$ 153	$ 167	$ 595	$ 884
Originated Loans | Commercial
Financing Receivable Modifications [Line Items]
Number of Loans | Loan		1	1	1
Pre-Modification Outstanding Recorded Investment		$ 19	$ 12	$ 19
Post-Modification Outstanding Recorded Investment		$ 19	$ 12	$ 19
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	5	6
Pre-Modification Outstanding Recorded Investment		$ 87	$ 128	$ 341
Post-Modification Outstanding Recorded Investment		$ 87	$ 130	$ 341
Originated Loans | Residential real estate, Home equity lines of credit
Financing Receivable Modifications [Line Items]
Number of Loans | Loan		2	2	4
Pre-Modification Outstanding Recorded Investment		$ 34	$ 88	$ 48
Post-Modification Outstanding Recorded Investment		$ 34	$ 92	$ 48
Originated Loans | Consumer, Indirect
Financing Receivable Modifications [Line Items]
Number of Loans | Loan	9	3	33	17
Pre-Modification Outstanding Recorded Investment	$ 125	$ 8	$ 315	$ 97
Post-Modification Outstanding Recorded Investment	$ 125	$ 8	$ 315	$ 97
Originated Loans | Consumer, Other
Financing Receivable Modifications [Line Items]
Number of Loans | Loan	1	2	2	2
Pre-Modification Outstanding Recorded Investment	$ 28	$ 19	$ 46	$ 19
Post-Modification Outstanding Recorded Investment	$ 28	$ 19	$ 46	$ 19
Acquired Loans
Financing Receivable Modifications [Line Items]
Number of Loans | Loan	1	2	8	11
Pre-Modification Outstanding Recorded Investment	$ 27	$ 56	$ 202	$ 576
Post-Modification Outstanding Recorded Investment	$ 27	$ 56	$ 206	$ 576
Acquired Loans | Commercial
Financing Receivable Modifications [Line Items]
Number of Loans | Loan	1
Pre-Modification Outstanding Recorded Investment	$ 27
Post-Modification Outstanding Recorded Investment	$ 27
Acquired Loans | Residential real estate, 1-4 family residential
Financing Receivable Modifications [Line Items]
Number of Loans | Loan		1	3	6
Pre-Modification Outstanding Recorded Investment		$ 53	$ 75	$ 242
Post-Modification Outstanding Recorded Investment		$ 53	$ 79	$ 242
Acquired Loans | Consumer, Other
Financing Receivable Modifications [Line Items]
Number of Loans | Loan		1	3	1
Pre-Modification Outstanding Recorded Investment		$ 3	$ 14	$ 3
Post-Modification Outstanding Recorded Investment		$ 3	$ 14	$ 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	1
Pre-Modification Outstanding Recorded Investment			$ 86	$ 258
Post-Modification Outstanding Recorded Investment			$ 86	$ 258
Acquired Loans | Commercial, Commercial and industrial
Financing Receivable Modifications [Line Items]
Number of Loans | Loan			1	2
Pre-Modification Outstanding Recorded Investment			$ 27	$ 31
Post-Modification Outstanding Recorded Investment			$ 27	$ 31