Allowance for Loan Losses Allowance for Loan Losses (Details 4) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Financing Receivable, Troubled Debt Restructuring [Line Items]
Beginning Balance	$ 4,774	$ 6,919	$ 4,806	$ 7,034
Added	92	175	285	356
Charged Off	(30)	(40)	(62)	(92)
Payments	(295)	(235)	(488)	(479)
Ending Balance	4,541	6,819	4,541	6,819
Commercial Portfolio Segment [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Beginning Balance	136	2,672	145	2,709
Added	0	0	0	0
Charged Off	0	0	0	0
Payments	(9)	(95)	(18)	(132)
Ending Balance	127	2,577	127	2,577
Residential Portfolio Segment [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Beginning Balance	4,019	3,568	4,043	3,611
Added	0	106	122	213
Charged Off	0	0	(16)	(16)
Payments	(222)	(67)	(352)	(201)
Ending Balance	3,797	3,607	3,797	3,607
Consumer Portfolio Segment [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Beginning Balance	619	679	618	714
Added	92	69	163	143
Charged Off	(30)	(40)	(46)	(76)
Payments	(64)	(73)	(118)	(146)
Ending Balance	$ 617	$ 635	$ 617	$ 635

Financing Receivable, Impaired, Troubled Debt Restructuring, Additions During Period

No definition available.

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- Definition

Financing Receivable, Impaired, Troubled Debt Restructuring, Payments During Period

+ References

No definition available.

+ Details

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Amount of financing receivable modified as troubled debt restructuring.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-URI http://asc.fasb.org/extlink&oid=118936363&loc=SL6953676-111524

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 40
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=118939409&loc=d3e18845-111554

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- Definition

Reflects the amount of the write-down related to a troubled debt restructuring.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 40
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=118939409&loc=d3e18845-111554

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