Regulatory Matters, Actual Capital Amounts and Ratios (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Regulatory Matters [Abstract]
Total capital (to risk-weighted assets), actual amount	$ 93,704	$ 79,740
Total capital (to risk-weighted assets), actual ratio	16.03%	13.83%
Total capital (to risk-weighted assets), minimum capital requirements amount	$ 46,751	$ 46,123
Total capital (to risk-weighted assets), minimum capital requirements ratio	8.00%	8.00%
Total capital (to risk-weighted assets), minimum to be well capitalized under prompt corrective action amount	$ 58,439	$ 57,654
Total capital (to risk-weighted assets), minimum to be well capitalized under prompt corrective action ratio	10.00%	10.00%
Tier I capital (to risk-weighted assets), actual amount	$ 86,393	$ 72,528
Tier I capital (to risk-weighted assets), actual ratio	14.78%	12.58%
Tier I capital (to risk-weighted assets), minimum capital requirements amount	$ 35,063	$ 34,593
Tier I capital (to risk-weighted assets), minimum capital requirements ratio	6.00%	6.00%
Tier I capital (to risk-weighted assets), minimum to be well capitalized under prompt corrective action amount	$ 46,751	$ 46,123
Tier I capital (to risk-weighted assets), minimum to be well capitalized under prompt corrective action ratio	8.00%	8.00%
Common Equity Tier I capital (to risk-weighted assets), actual amount	$ 86,393	$ 72,528
Common Equity Tier I capital (to risk-weighted assets), actual ratio	14.78%	12.58%
Common Equity Tier I capital (to risk-weighted assets), minimum capital requirements amount	$ 26,298	$ 25,944
Common Equity Tier I capital (to risk-weighted assets), minimum capital requirements ratio	4.50%	4.50%
Common Equity Tier I capital (to risk-weighted assets), minimum to be well capitalized under prompt corrective action amount	$ 37,985	$ 37,475
Common Equity Tier I capital (to risk-weighted assets), minimum to be well capitalized under prompt corrective action ratio	6.50%	6.50%
Tier I capital (to average assets), actual amount	$ 86,393	$ 72,528
Tier I capital (to average assets), actual ratio	11.26%	10.53%
Tier I capital (to average assets), minimum capital requirements amount	$ 30,684	$ 27,549
Tier I capital (to average assets), minimum capital requirements ratio	4.00%	4.00%
Tier I capital (to average assets), minimum to be well capitalized under prompt corrective action amount	$ 38,355	$ 34,436
Tier I capital (to average assets), minimum to be well capitalized under prompt corrective action ratio	5.00%	5.00%

Common equity tier 1 capital divided by risk-weighted assets as defined by regulations.

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The minimum common equity tier 1 capital ratio (common equity tier 1 capital divided by risk-weighted assets) required for capital adequacy purposes under the regulatory framework for prompt corrective action.

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The common equity tier 1 capital ratio (common equity tire 1 capital divided by risk-weighted assets) required to be categorized as "well capitalized" under the regulatory framework for prompt corrective action.

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The amount of total capital as defined in the regulations.

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The minimum amount of Total Capital required for capital adequacy purposes under the regulatory framework for prompt corrective action.

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The minimum Total risk based capital ratio (total capital divided by risk weighted assets) required for capital adequacy purposes under the regulatory framework for prompt corrective action.

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The amount of Total Capital required to be categorized as well as capitalized under the regulatory framework for prompt corrective action.

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The Total risk based capital ratio (total capital divided by risk weighted assets) required to be categorized as "well capitalized", in the regulatory framework for prompt corrective action.

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Total Capital divided by risk weighted assets as defined in the regulations.

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Amount of Common Equity Tier One Risk-based Capital, as defined by regulatory framework.

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Amount of Common Equity Tier 1 Risk-based Capital required to be categorized as adequately capitalized under regulatory framework for prompt corrective action.

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Amount of Common Equity Tier 1 Risk-based Capital required to be categorized as well-capitalized under regulatory framework for prompt corrective action.

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Tier 1 Leverage Capital as defined in the regulations. Also called Core Capital.

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The minimum amount of Tier 1 Leverage Capital required for capital adequacy purposes under the regulatory framework for prompt corrective action.

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The minimum amount of Tier 1 Leverage Capital for capital adequacy purposes divided by average assets as defined in the regulations.

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The amount of Tier 1 Leverage Capital required to be categorized as well capitalized under the regulatory framework for prompt corrective action.

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Tier 1 Leverage Capital divided by average assets as defined in the regulations.

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Tier 1 Risk Based Capital as defined in the regulations.

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The minimum amount of Tier 1 Risk Based Capital required for capital adequacy purposes under the regulatory framework for prompt corrective action.

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The amount of Tier 1 Risk Based Capital required to be categorized as well capitalized under the regulatory framework for prompt corrective action.

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The Tier 1 capital ratio (Tier 1 capital divided by risk weighted assets) required to be categorized as "well capitalized" under the regulatory framework for prompt corrective action.

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Tier 1 capital divided by risk weighted assets as defined by regulations.

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