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v2.4.1.9

Regulatory Capital Requirements (Narrative) (Details) (USD $) | 0 Months Ended | 12 Months Ended | 0 Months Ended
--- | --- | --- | ---
Jan. 30, 2009 | Jan. 30, 2009 | Dec. 31, 2014 | Dec. 31, 2013 | Nov. 15, 2014 | Aug. 15, 2014 | May 15, 2014 | Dec. 17, 2014 | Sep. 17, 2014 | Jun. 17, 2014 | Mar. 17, 2014 | Sep. 15, 2014 | Dec. 15, 2014 | Jun. 16, 2014 | Mar. 14, 2014 | Feb. 17, 2015
Preferred stock, shares issued | 30,000 us-gaap_PreferredStockSharesIssued | 30,000 us-gaap_PreferredStockSharesIssued |  |  |  |  |  |  |  |  |  |  |  |  |  |
Class of warrant or right, number of securities called by warrants or rights | 326,323 us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights | 326,323 us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights |  |  |  |  |  |  |  |  |  |  |  |  |  |
Class of warrant or right, exercise price of warrants or rights | 13.79 us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights | 13.79 us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from issuance of preferred stock and preference stock | $ 30,000,000 us-gaap_ProceedsFromIssuanceOfPreferredStockAndPreferenceStock | $ 30,000,000 us-gaap_ProceedsFromIssuanceOfPreferredStockAndPreferenceStock |  |  |  |  |  |  |  |  |  |  |  |  |  |
FHLB available credit |  |  | 32,700,000 us-gaap_FederalHomeLoanBankAdvancesGeneralDebtObligationsDisclosuresAmountOfAvailableUnusedFunds |  |  |  |  |  |  |  |  |  |  |  |  |
Tier One Risk Based Capital |  |  | 149,130,000 us-gaap_TierOneRiskBasedCapital | 144,303,000 us-gaap_TierOneRiskBasedCapital |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock dividends |  |  | 2,595,000 us-gaap_DividendsPreferredStock | 1,709,000 us-gaap_DividendsPreferredStock |  |  |  |  |  |  |  |  |  |  |  |
Unsecured Debt [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Line of credit facility, current borrowing capacity |  |  | 70,000,000 us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity / us-gaap_LongtermDebtTypeAxis = us-gaap_UnsecuredDebtMember |  |  |  |  |  |  |  |  |  |  |  |  |
Secured Debt [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Line of credit facility, current borrowing capacity |  |  | 26,900,000 us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity / us-gaap_LongtermDebtTypeAxis = us-gaap_SecuredDebtMember |  |  |  |  |  |  |  |  |  |  |  |  |
TPS Debentures [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Tier One Risk Based Capital |  |  | 40,300,000 us-gaap_TierOneRiskBasedCapital / us-gaap_LongtermDebtTypeAxis = func_TpsDebenturesMember |  |  |  |  |  |  |  |  |  |  |  |  |
Cumulative Preferred Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock dividends paid, cash |  |  | 400,000 us-gaap_DividendsPreferredStockCash / us-gaap_LongtermDebtTypeAxis = us-gaap_CumulativePreferredStockMember |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock dividends |  |  |  |  | 700,000 us-gaap_DividendsPreferredStock / us-gaap_LongtermDebtTypeAxis = us-gaap_CumulativePreferredStockMember | 700,000 us-gaap_DividendsPreferredStock / us-gaap_LongtermDebtTypeAxis = us-gaap_CumulativePreferredStockMember | 6,500,000 us-gaap_DividendsPreferredStock / us-gaap_LongtermDebtTypeAxis = us-gaap_CumulativePreferredStockMember |  |  |  |  |  |  |  |  |
Preferred stock, dividend payment terms |  |  | February 15th, May 15th, August 15th and November 15th |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred dividend payment dates |  |  | February 15th, May 15th, August 15th and November 15th |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred dividend deferment date |  |  | November 15, 2010 |  |  |  |  |  |  |  |  |  |  |  |  |
Quarterly preferred dividends accrual |  |  | 400,000 us-gaap_DividendsPreferredStockCash / us-gaap_LongtermDebtTypeAxis = us-gaap_CumulativePreferredStockMember |  |  |  |  |  |  |  |  |  |  |  |  |
First United Corporation [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock dividends paid, cash |  |  | 11,000,000 us-gaap_DividendsPreferredStockCash / dei_LegalEntityAxis = func_FirstUnitedCorporationMember |  |  |  |  |  |  |  |  |  |  |  |  |
Quarterly preferred dividends accrual |  |  | 11,000,000 us-gaap_DividendsPreferredStockCash / dei_LegalEntityAxis = func_FirstUnitedCorporationMember |  |  |  |  |  |  |  |  |  |  |  |  |
First United Statutory Trust I [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments of deferred interest |  |  |  |  |  |  |  | 77,783 func_PaymentsOfDeferredInterest / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = func_FirstUnitedStatutoryTrustIMember | 78,572 func_PaymentsOfDeferredInterest / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = func_FirstUnitedStatutoryTrustIMember | 78,604 func_PaymentsOfDeferredInterest / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = func_FirstUnitedStatutoryTrustIMember | 1,024,000 func_PaymentsOfDeferredInterest / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = func_FirstUnitedStatutoryTrustIMember |  |  |  |  |
Payments of current interest |  |  |  |  |  |  |  |  |  |  | 77,166 func_PaymentsOfCurrentInterest / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = func_FirstUnitedStatutoryTrustIMember |  |  |  |  |
First United Statutory Trust II [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments of deferred interest |  |  |  |  |  |  |  | 155,558 func_PaymentsOfDeferredInterest / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = func_FirstUnitedStatutoryTrustIiMember | 157,136 func_PaymentsOfDeferredInterest / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = func_FirstUnitedStatutoryTrustIiMember | 157,202 func_PaymentsOfDeferredInterest / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = func_FirstUnitedStatutoryTrustIiMember | 2,048,000 func_PaymentsOfDeferredInterest / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = func_FirstUnitedStatutoryTrustIiMember | 266,650 func_PaymentsOfDeferredInterest / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = func_FirstUnitedStatutoryTrustIiMember |  |  |  |
Payments of current interest |  |  |  |  |  |  |  |  |  |  | 154,325 func_PaymentsOfCurrentInterest / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = func_FirstUnitedStatutoryTrustIiMember |  |  |  |  |
First United Statutory Trust III [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Payments of deferred interest |  |  |  |  |  |  |  |  |  |  |  |  | 266,650 func_PaymentsOfDeferredInterest / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = func_FirstUnitedStatutoryTrustIiiMember | 266,650 func_PaymentsOfDeferredInterest / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = func_FirstUnitedStatutoryTrustIiiMember | 3,763,000 func_PaymentsOfDeferredInterest / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = func_FirstUnitedStatutoryTrustIiiMember |
Payments of current interest |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 266,650 func_PaymentsOfCurrentInterest / us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis = func_FirstUnitedStatutoryTrustIiiMember |
Subsequent Event [Member] | Cumulative Preferred Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock dividends |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 700,000 us-gaap_DividendsPreferredStock / us-gaap_LongtermDebtTypeAxis = us-gaap_CumulativePreferredStockMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember

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- Definition Exercise price per share or per unit of warrants or rights outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(i)(4)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph i -Subparagraph 4 -Article 4 + Details
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- Definition Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(i)(2)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph i -Subparagraph 2 -Article 4 + Details
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