Regulatory Matters - Capital Tier Classifications (Details)	Dec. 31, 2019
Banking and Thrift [Abstract]
Tier one leverage capital required to be well capitalized to average assets	5.00%
Tier one leverage capital required to be well capitalized to average assets	6.50%
Tier one risk based capital required to be well capitalized to risk weighted assets	8.00%
Capital required to be well capitalized to risk weighted assets	10.00%
Tier one leverage capital required for capital adequacy to average assets	4.00%
Tier one leverage capital required for capital adequacy to average assets	4.50%
Tier one risk based capital required for capital adequacy to risk weighted assets	6.00%
Capital required for capital adequacy to risk weighted assets	8.00%
Tier one leverage capital required to be undercapitalized to average assets	4.00%
Tier one leverage capital required to be undercapitalized to average assets	4.50%
Tier one risk based capital required to be undercapitalized to risk weighted assets	6.00%
Capital required to be undercapitalized to risk weighted assets	8.00%
Tier one leverage capital required to be significantly undercapitalized to average assets	3.00%
Tier one leverage capital required to be significantly undercapitalized to average assets	3.00%
Tier one risk based capital required to be significantly undercapitalized to risk weighted assets	4.00%
Capital required to be significantly undercapitalized to risk weighted assets	6.00%
Tangible capital required to be critically undercapitalized to total assets	2.00%

Capital Required to be Significantly Undercapitalized to Risk Weighted Assets

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Capital Required to be Undercapitalized to Risk Weighted Assets

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Common Equity Tier One Leverage Capital Required For Capital Adequacy To Average Assets

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Common Equity Tier One Leverage Capital Required To Be Significantly Undercapitalized to Average Assets

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Common Equity Tier One Leverage Capital Required To Be Undercapitalized To Average Assets

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Common Equity Tier One Leverage Capital To Average Assets

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Tangible Capital Required to be Critically Undercapitalized to Total Assets

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Tier One Leverage Capital Required to be Significantly Undercapitalized to Average Assets

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Tier One Leverage Capital Required to be Undercapitalized to Average Assets

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Tier One Risk Based Capital Required to be Significantly Undercapitalized to Risk Weighted Assets

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Tier One Risk Based Capital Required to be Undercapitalized to Risk Weighted Assets

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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 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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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 divided by average assets as defined in the regulatory framework for prompt corrective action.

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The minimum Tier One Capital Ratio (Tier one capital divided by risk-weighted assets) required for capital adequacy purposes 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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