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Allowance for Loan Losses Allowance for Loan Losses (Details 4) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2017 | Sep. 30, 2016 | Sep. 30, 2017 | Sep. 30, 2016
Financing Receivable Portfolio Segment [Domain] |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Added | $ 42 | $ 109 | $ 478 | $ 382
Charged Off | (172) | (13) | (283) | (220)
Payments | (430) | (365) | (1,336) | (1,136)
Commercial Portfolio Segment [Member] |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Beginning Balance | 3,061 | 3,453 | 3,386 | 3,584
Added | 0 | 0 | 0 | 0
Charged Off | 0 | 0 | 0 | 0
Payments | (153) | (71) | (478) | (202)
Ending Balance | 2,908 | 3,382 | 2,908 | 3,382
Residential Portfolio Segment [Member] |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Beginning Balance | 4,198 | 5,033 | 4,447 | 5,593
Added | 0 | 0 | 227 | 123
Charged Off | (155) | 0 | (195) | (181)
Payments | (222) | (239) | (658) | (741)
Ending Balance | 3,821 | 4,794 | 3,821 | 4,794
Consumer Portfolio Segment [Member] |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |
Beginning Balance | 725 | 669 | 732 | 683
Added | 42 | 109 | 251 | 259
Charged Off | (17) | (13) | (88) | (39)
Payments | (55) | (55) | (200) | (193)
Ending Balance | $ 695 | $ 710 | $ 695 | $ 710

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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. + Details
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- Definition The amount of the outstanding recorded investment related to financing receivables that have been modified by troubled debt restructurings. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 40 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=82895541&loc=d3e18845-111554 + Details
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- Definition Reflects the amount of the write-down related to a troubled debt restructuring. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 40 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=82895541&loc=d3e18845-111554 + Details
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