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Organization and Summary of Significant Accounting Policies (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2018 | Dec. 31, 2017
Organization and Summary of Significant Accounting Policies (Textual) |  |
Uncertain income tax positions |  |
Maximum period of loan non-accrual status past due | 90 days |
Income tax examination, Description | The term more likely than not means a likelihood of more than 50 percent; the term "upon examination" also includes resolution of the related appeals or litigation processes, if any. A tax position that meets the more-likely-than-not recognition threshold is initially and subsequently measured as the largest amount of tax benefit that has a greater than 50 percent likelihood of being realized upon settlement with a taxing authority that has full knowledge of all relevant information. |
Cash held by the FRB and the FHLB | $ 32,800 |
AOCI to retained earnings |  | $ 23
Minimum [Member] |  |
Organization and Summary of Significant Accounting Policies (Textual) |  |
Intangible assets, weighted-average periods | 1 year |
Software amortized period | 1 year |
Maximum [Member] |  |
Organization and Summary of Significant Accounting Policies (Textual) |  |
Intangible assets, weighted-average periods | 15 years |
Software amortized period | 3 years |

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