Regulatory Matters - Schedule of Actual and Required Capital Amounts and Ratios - Basel III and Dodd Frank Rules (Details) - Corrective Action Rules - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
Basel III and Dodd Frank Rules
Tier 1 Leverage required to be Well Capitalized	$ 20,672	$ 20,997
Tier 1 Leverage required to be Well Capitalized (as a percent)	5.00%	5.00%
Common Equity Tier I required to be Well Capitalized	$ 17,518	$ 16,693
Common Equity Tier I required to be Well Capitalized (as a percent)	6.50%	6.50%
Tier I Capital required to be Well Capitalized	$ 21,561	$ 20,545
Tier I Capital required to be Well Capitalized (as a percent)	8.00%	8.00%
Total Capital required to be Well Capitalized	$ 26,951	$ 25,681
Total Capital required to be Well Capitalized (as a percent)	10.00%	10.00%

Represents details about new financial rules made necessary from Basel III and Dodd Frank regulations.

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- Definition

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

+ References

No definition available.

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

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- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 505
-Section 50
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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.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
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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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The amount of Tier 1 Leverage Capital required to be categorized as well capitalized divided by average assets as defined in 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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