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Summary of Significant Accounting Policies (Details) - USD ($) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2018 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2016 | Sep. 30, 2016 | Jun. 30, 2016 | Mar. 31, 2016 | Dec. 31, 2018 | Dec. 31, 2017
Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |
FHLB stock sold back at par value | $ 100 |  |  |  |  |  |  |  | $ 100 |
Loans transfer to OREO |  |  |  |  |  |  |  |  |  | $ 0
Sale of OREO |  |  |  |  |  |  |  |  | $ 0 | 0
Real estate acquired through foreclosure | $ 705,000 |  |  |  |  |  |  |  | $ 705,000 | $ 114,000
Federal Tax Rate |  |  |  |  |  |  |  |  | 21.00% | 34.00%
One time income tax expense due to the Tax Reform Act |  |  |  |  |  |  |  |  |  | $ 600,000
Advertising and marketing related expenses |  |  |  |  |  |  |  |  | $ 104,000 | 162,000
Noninterest expense |  |  |  |  |  |  |  |  | 11,539,000 | 10,795,000
Loan interest income | 3,245,000 | $ 3,302,000 | $ 3,053,000 | $ 2,992,000 | $ 3,006,000 | $ 2,935,000 | $ 2,896,000 | $ 2,833,000 | 12,591,000 | 11,670,000
Income before income taxes | 365,000 | 631,000 | 433,000 | 283,000 | 565,000 | 512,000 | 401,000 | 346,000 | 1,713,000 | 1,824,000
NET INCOME | 307,000 | $ 542,000 | $ 478,000 | $ 255,000 | $ (152,000) | $ 411,000 | $ 338,000 | $ 316,000 | 1,583,000 | 911,000
Accumulated other comprehensive loss | (1,230,000) |  |  |  |  |  |  |  | (1,230,000) | (631,000)
Retained earnings | 22,066,000 |  |  |  |  |  |  |  | 22,066,000 | 21,605,000
ASU 2018-02 |  |  |  |  |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |
Accumulated other comprehensive loss |  |  |  |  |  |  |  |  |  | (104,000)
Retained earnings |  |  |  |  |  |  |  |  |  | $ 104,000
ASU 310-20 |  |  |  |  |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |
Noninterest expense | 375,000 |  |  |  |  |  |  |  |  |
Loan interest income | $ 51,000 |  |  |  |  |  |  |  |  |
Income before income taxes |  |  |  |  |  |  |  |  | 324,000 |
NET INCOME |  |  |  |  |  |  |  |  | $ 300,000 |
Increase in earning per share |  |  |  |  |  |  |  |  | $ 0.11 |
Computer Software, Intangible Asset [Member] | Minimum |  |  |  |  |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |
Intangible assets amortization period |  |  |  |  |  |  |  |  | 3 years |
Computer Software, Intangible Asset [Member] | Maximum |  |  |  |  |  |  |  |  |  |
Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |  |
Intangible assets amortization period |  |  |  |  |  |  |  |  | 5 years |

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