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Troubled Debt Restructurings (Schedule of Troubled Debt Restructurings on Financing Receivables) (Details) $ in Thousands | 12 Months Ended
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Dec. 31, 2018 USD ($) contract | Dec. 31, 2017 USD ($) contract | Dec. 31, 2016 USD ($) contract
Troubled Debt Restructuring, Subsequent Periods [Line Items] |  |  |
Number of Contracts | contract | 1 | 1 | 5
Pre-Modification Outstanding Recorded Investment | $ 86 | $ 22 | $ 1,296
Post-Modification Outstanding Recorded Investment | $ 86 | $ 22 | $ 1,199
Consumer Installment [Member] |  |  |
Troubled Debt Restructuring, Subsequent Periods [Line Items] |  |  |
Number of Contracts | contract |  | 1 |
Pre-Modification Outstanding Recorded Investment |  | $ 22 |
Post-Modification Outstanding Recorded Investment |  | $ 22 |
Commercial Real Estate Non-Owner Occupied [Member] |  |  |
Troubled Debt Restructuring, Subsequent Periods [Line Items] |  |  |
Number of Contracts | contract |  |  | 1
Pre-Modification Outstanding Recorded Investment |  |  | $ 736
Post-Modification Outstanding Recorded Investment |  |  | $ 736
Residential Single Family [Member] |  |  |
Troubled Debt Restructuring, Subsequent Periods [Line Items] |  |  |
Number of Contracts | contract | 1 |  | 4
Pre-Modification Outstanding Recorded Investment | $ 86 |  | $ 560
Post-Modification Outstanding Recorded Investment | $ 86 |  | $ 463

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