v3.19.3

Long-Term Incentive Plan Units Long-Term Incentive Plan Units (Unvested LTIP Units) (Details) - Long-Term Incentive Plan Units [Member] - shares | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2019 | Dec. 31, 2018
Schedule of Unvested LTIP Units [Line Items] |  |
Number of OP LTIP Units (in units) | 37,821 | 39,432
Director [Member] |  |
Schedule of Unvested LTIP Units [Line Items] |  |
Number of OP LTIP Units (in units) | 14,552 | 14,440
Grant Date | Sep. 11, 2019 | Sep. 12, 2018
Vesting Date(1) | Sep. 10, 2020 | Sep. 11, 2019
Vest December 11, 2019 [Member] | Dedicated or partially dedicated personnel [Member] |  |
Schedule of Unvested LTIP Units [Line Items] |  |
Number of OP LTIP Units (in units) | 8,692 | 8,692
Grant Date | Dec. 11, 2018 | Dec. 11, 2018
Vesting Date(1) | Dec. 11, 2019 | Dec. 11, 2019
Vest December 11, 2020 [Member] | Dedicated or partially dedicated personnel [Member] |  |
Schedule of Unvested LTIP Units [Line Items] |  |
Number of OP LTIP Units (in units) | 8,691 | 8,691
Grant Date | Dec. 11, 2018 | Dec. 11, 2018
Vesting Date(1) | Dec. 11, 2020 | Dec. 11, 2020
Vest March 7, 2019 [Member] | Dedicated or partially dedicated personnel [Member] |  |
Schedule of Unvested LTIP Units [Line Items] |  |
Number of OP LTIP Units (in units) |  | 1,723
Grant Date |  | Mar. 07, 2018
Vesting Date(1) |  | Mar. 07, 2019
Vest December 12, 2019 [Member] | Dedicated or partially dedicated personnel [Member] |  |
Schedule of Unvested LTIP Units [Line Items] |  |
Number of OP LTIP Units (in units) | 5,886 | 5,886
Grant Date | Dec. 12, 2017 | Dec. 12, 2017
Vesting Date(1) | Dec. 12, 2019 | Dec. 12, 2019

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- Definition Date the LTIP unit was granted. + References No definition available. + Details
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Namespace Prefix: | efc_
Data Type: | xbrli:dateItemType
Balance Type: | na
Period Type: | duration

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- Definition Date the LTIP unit vests. + References No definition available. + Details
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Namespace Prefix: | efc_
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Balance Type: | na
Period Type: | duration

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- Definition [Line Items] for Schedule of Unvested LTIP Units [Table] + References No definition available. + Details
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Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Unvested + References No definition available. + Details
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Period Type: | duration

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- Details
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- Details
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- Details
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- Details
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- Details
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- Details
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- Details
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