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Fair Value, Assets Measured on Recurring Basis (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019
Assets Measured on Recurring Basis [Abstract] |  |
Securities available-for-sale | $ 10,698 | $ 11,006
Transfer between level 1 and level 2 | 0 | 0
Transfer between level 2 and level 1 | 0 | 0
Transfer into level 3 | 0 | 0
Transfer out of level 3 | 0 | 0
Federal Agency Mortgage-backed [Member] |  |
Assets Measured on Recurring Basis [Abstract] |  |
Securities available-for-sale | 5,807 | 7,956
Municipal Bonds [Member] |  |
Assets Measured on Recurring Basis [Abstract] |  |
Securities available-for-sale | 2,019 |
Federal Agency Debt [Member] |  |
Assets Measured on Recurring Basis [Abstract] |  |
Securities available-for-sale | 2,872 | 3,050
Recurring Basis [Member] | Federal Agency Mortgage-backed [Member] |  |
Assets Measured on Recurring Basis [Abstract] |  |
Securities available-for-sale | 5,807 | 7,956
Recurring Basis [Member] | Municipal Bonds [Member] |  |
Assets Measured on Recurring Basis [Abstract] |  |
Securities available-for-sale | 2,019 |
Recurring Basis [Member] | Federal Agency Debt [Member] |  |
Assets Measured on Recurring Basis [Abstract] |  |
Securities available-for-sale | 2,872 | 3,050
Recurring Basis [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Federal Agency Mortgage-backed [Member] |  |
Assets Measured on Recurring Basis [Abstract] |  |
Securities available-for-sale | 0 | 0
Recurring Basis [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Municipal Bonds [Member] |  |
Assets Measured on Recurring Basis [Abstract] |  |
Securities available-for-sale | 0 |
Recurring Basis [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | Federal Agency Debt [Member] |  |
Assets Measured on Recurring Basis [Abstract] |  |
Securities available-for-sale | 0 | 0
Recurring Basis [Member] | Significant Other Observable Inputs (Level 2) [Member] | Federal Agency Mortgage-backed [Member] |  |
Assets Measured on Recurring Basis [Abstract] |  |
Securities available-for-sale | 5,807 | 7,956
Recurring Basis [Member] | Significant Other Observable Inputs (Level 2) [Member] | Municipal Bonds [Member] |  |
Assets Measured on Recurring Basis [Abstract] |  |
Securities available-for-sale | 2,019 |
Recurring Basis [Member] | Significant Other Observable Inputs (Level 2) [Member] | Federal Agency Debt [Member] |  |
Assets Measured on Recurring Basis [Abstract] |  |
Securities available-for-sale | 2,872 | 3,050
Recurring Basis [Member] | Significant Unobservable Inputs (Level 3) [Member] | Federal Agency Mortgage-backed [Member] |  |
Assets Measured on Recurring Basis [Abstract] |  |
Securities available-for-sale | 0 | 0
Recurring Basis [Member] | Significant Unobservable Inputs (Level 3) [Member] | Municipal Bonds [Member] |  |
Assets Measured on Recurring Basis [Abstract] |  |
Securities available-for-sale | 0 |
Recurring Basis [Member] | Significant Unobservable Inputs (Level 3) [Member] | Federal Agency Debt [Member] |  |
Assets Measured on Recurring Basis [Abstract] |  |
Securities available-for-sale | $ 0 | $ 0

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