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Troubled Debt Restructurings (Narrative) (Details) $ in Thousands | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Jun. 30, 2018 USD ($) contract | Jun. 30, 2018 USD ($) contract | Jun. 30, 2017 contract | Dec. 31, 2017 USD ($) contract
Financing Receivable, Modifications [Line Items] |  |  |  |
Number of troubled debt restructured loans |  | 20 |  | 21
Loan is considered payment default |  | 30 days |  |
Financing Receivable, Modifications, Nonaccrual, Number of Contracts | 2 | 2 |  | 1
Financing Receivable, Modifications, Nonaccrual, Recorded Investment | $ | $ 125 | $ 125 |  | $ 44
Troubled Debt Restructuring Modifications Number Of Contracts | 1 | 1 | 0 |
Financing Receivable, Modifications, Subsequent Default, Recorded Investment |  | 0 |  |
Total troubled debt restructured loans | $ | $ 4,300 | $ 4,300 |  | $ 4,400

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- Definition Number of 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 10 -Section 50 -Paragraph 33 -URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953676-111524 + Details
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