v2.4.1.9

Financial Highlights (Net Asset Value Based Total Return For A Shareholder) (Details) | 12 Months Ended
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Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2012
Financial Highlights [Abstract] |  |  |  |  |  |
Total Return | 8.77%efc_NetAssetBasedTotalReturnAfterIncentiveFee | [1] | 14.19%efc_NetAssetBasedTotalReturnAfterIncentiveFee | [1] | 22.16%efc_NetAssetBasedTotalReturnAfterIncentiveFee | [1]
[1] | Total return is calculated assuming reinvestment of distributions at shareholders' equity per share during the period.

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- Details
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- Definition The net asset based total return for a shareholder after incentive fees. + References No definition available. + Details
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