Regulatory Capital Requirements (Schedule of Compliance with Regulatory Capital Requirements under Banking Regulations) (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]
Capital	$ 164,081	$ 173,124
Capital to Risk Weighted Assets	16.71%	17.21%
Capital Required for Capital Adequacy	$ 78,577	$ 79,276
Capital Required for Capital Adequacy to Risk Weighted Assets	8.00%	8.00%
Capital Required to be Well Capitalized	$ 98,221	$ 99,095
Capital Required to be Well Capitalized to Risk Weighted Assets	10.00%	10.00%
Tier One Risk Based Capital	$ 145,008	$ 153,283
Tier One Risk Based Capital to Risk Weighted Assets	14.76%	15.24%
Tier One Risk Based Capital Required for Capital Adequacy	$ 58,933	$ 59,457
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	$ 78,577	$ 79,276
Tier One Risk Based Capital Required to be Well Capitalized to Risk Weighted Assets	8.00%	8.00%
Common equity, Amount	$ 105,523	$ 100,485
Common equity, Ratio	10.74%	9.99%
Common equity, Required For Capital Adequacy Purposes, Amount	$ 44,200	$ 44,593
Common equity, Required For Capital Adequacy Purposes, Ratio	4.50%	4.50%
Common equity, Required To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount	$ 63,844	$ 64,412
Common equity, Required To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio	6.50%	6.50%
Tier One Leverage Capital	$ 145,008	$ 153,283
Tier One Leverage Capital to Average Assets	10.95%	11.64%
Tier One Leverage Capital Required for Capital Adequacy	$ 53,124	$ 52,833
Tier One Leverage Capital Required for Capital Adequacy to Average Assets	4.00%	4.00%
Tier One Leverage Capital Required to be Well Capitalized	$ 66,404	$ 66,041
Tier One Leverage Capital Required to be Well Capitalized to Average Assets	5.00%	5.00%
First United Bank & Trust [Member]
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]
Capital	$ 155,992	$ 149,775
Capital to Risk Weighted Assets	16.70%	16.29%
Capital Required for Capital Adequacy	$ 74,733	$ 73,714
Capital Required for Capital Adequacy to Risk Weighted Assets	8.00%	8.00%
Capital Required to be Well Capitalized	$ 93,416	$ 92,143
Capital Required to be Well Capitalized to Risk Weighted Assets	10.00%	10.00%
Tier One Risk Based Capital	$ 146,013	$ 138,243
Tier One Risk Based Capital to Risk Weighted Assets	15.63%	15.03%
Tier One Risk Based Capital Required for Capital Adequacy	$ 56,050	$ 55,286
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	$ 74,733	$ 73,714
Tier One Risk Based Capital Required to be Well Capitalized to Risk Weighted Assets	8.00%	8.00%
Common equity, Amount	$ 146,013	$ 138,243
Common equity, Ratio	15.63%	15.03%
Common equity, Required For Capital Adequacy Purposes, Amount	$ 42,037	$ 41,464
Common equity, Required For Capital Adequacy Purposes, Ratio	4.50%	4.50%
Common equity, Required To Be Well Capitalized Under Prompt Corrective Action Provisions, Amount	$ 60,721	$ 59,893
Common equity, Required To Be Well Capitalized Under Prompt Corrective Action Provisions, Ratio	6.50%	6.50%
Tier One Leverage Capital	$ 146,013	$ 138,243
Tier One Leverage Capital to Average Assets	11.11%	10.53%
Tier One Leverage Capital Required for Capital Adequacy	$ 52,321	$ 52,346
Tier One Leverage Capital Required for Capital Adequacy to Average Assets	4.00%	4.00%
Tier One Leverage Capital Required to be Well Capitalized	$ 65,401	$ 65,432
Tier One Leverage Capital Required to be Well Capitalized to Average Assets	5.00%	5.00%

Common equity, tier one risk based capital required for capital adequacy.

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Common equity, tier one risk based capital required to be well capitalized.

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Common equity, tier one risk based capital required to be well capitalized to risk weighted assets

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Common equity, tier one risk based capital.

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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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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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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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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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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 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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