v2.4.1.9

Financial Highlights (Net Asset Value Based Total Return For A Shareholder Assuming Conversion Of All LTIP and OP Units) (Details) | 12 Months Ended
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Dec. 31, 2014
Financial Highlights [Line Items] |  |
Total LTIP and OP Units Outstanding | 641,314 efc_Totalltipandopunitsoutstanding |
Total Return | 7.39%efc_PercentageOfTotalReturnAfterIncentiveFeesAssumingConversionOfAllLtipUnits | [1]
Percentage of LTIP and OP units outstanding | 1.88%efc_PercentageOfLongTermIncentivePlanUnitsAndOperatingPartnershipUnitsOnTotalSharesAndUnits |
[1] | Total return is calculated assuming all LTIP and OP Units had been converted into common shares at December 31, 2014. LTIP and OP Units outstanding at December 31, 2014 totaled 641,314 and represent 1.88% of total common shares and LTIP and OP Units outstanding as of that date.

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- Details
Name: | efc_FinancialHighlightsLineItems
Namespace Prefix: | efc_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Number LTIP units and OP Units outstanding reflected as a percentage of total common shares and LTIP and OP units outstanding as of the reporting date. + References No definition available. + Details
Name: | efc_PercentageOfLongTermIncentivePlanUnitsAndOperatingPartnershipUnitsOnTotalSharesAndUnits
Namespace Prefix: | efc_
Data Type: | num:percentItemType
Balance Type: | na
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- Definition Percentage of total return after incentive fees to shareholders equity assuming conversion of all long term incentive plan units. + References No definition available. + Details
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Namespace Prefix: | efc_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

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- Definition Total Long Term Incentive Plan (LTIP) Units and Operating Partnership (OP) Units outstanding. + References No definition available. + Details
Name: | efc_Totalltipandopunitsoutstanding
Namespace Prefix: | efc_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant