Regulatory Capital Requirements (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Broker-Dealer, Net Capital Requirement, SEC Regulation [Abstract]
Capital	$ 148,048	$ 140,220
Capital to Risk Weighted Assets	14.38%	14.68%
Capital Required for Capital Adequacy	$ 82,359	$ 76,417
Capital Required for Capital Adequacy to Risk Weighted Assets	8.00%	8.00%
Capital Required to be Well Capitalized	$ 102,949	$ 95,521
Capital Required to be Well Capitalized to Risk Weighted Assets	10.00%	10.00%
Tier One Risk Based Capital	$ 135,170	$ 128,257
Tier One Risk Based Capital to Risk Weighted Assets	13.13%	13.43%
Tier One Risk Based Capital Required for Capital Adequacy	$ 61,769	$ 57,313
Tier One Risk Based Capital Required for Capital Adequacy to Risk Weighted Assets	6.00%	6.00%
Tier One Risk Based Capital Required to be Well Capitalized	$ 82,359	$ 76,417
Tier One Risk Based Capital Required to be Well Capitalized to Risk Weighted Assets	8.00%	8.00%
Common Equity Tier One Capital	$ 135,170	$ 128,257
Common Equity Tier One Capital to Risk Weighted Assets	13.13%	13.43%
Common Equity Tier One Capital For Capital Adequacy	$ 46,327	$ 42,985
Common Equity Tier one Capital to Risk Weighted Assets For Capital Adequacy	4.50%	4.50%
Common Equity Tier One Capital to be Well Capitalized to Risk Weighted Assets	$ 66,917	$ 62,089
Common Equity Tier One Capital to be Well Capitalized to Risk Weighted Assets	6.50%	6.50%
Tier One Leverage Capital	$ 135,170	$ 128,257
Tier One Leverage Capital to Average Assets	10.27%	10.37%
Tier One Leverage Capital Required for Capital Adequacy	$ 52,630	$ 49,491
Tier One Leverage Capital Required for Capital Adequacy to Average Assets	4.00%	4.00%
Tier One Leverage Capital Required to be Well Capitalized	$ 65,787	$ 61,863
Tier One Leverage Capital Required to be Well Capitalized to Average Assets	5.00%	5.00%
Conservation Buffer	6.38%

Common Equity Tier One Capital For Capital Adequacy

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Common Equity Tier One Capital to Risk Weighted Assets

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Common Equity Tier One Capital to be Well Capitalized

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Common Equity Tier One Capital to be Well Capitalized to Risk Weighted Assets

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Common Equity Tier one Capital to Risk Weighted Assets For Capital Adequacy

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

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