v3.20.4

Investment in Loans (Schedule of Commercial Mortgage Loans) (Details) (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Unpaid Principal Balance |  | $ 1,417,054 | $ 1,387,733 |
Unamortized Premium (Discount) |  | (196,118) | (150,821) |
Investments, at fair value, Cost |  |  |  | $ 2,970,306
Loans, at fair value | [1],[2] | $ 1,453,480 | $ 1,412,426 |
Mortgage Loans in Process of Foreclosure, Amount |  |  |  | $ 9,100
Weighted Average |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Weighted Average Coupon |  | 3.92% | 4.23% |
Weighted Average Yield |  | 4.77% | 4.01% |
Weighted average life |  | 4 years 5 months 26 days | 5 years 10 months 24 days |
Commercial mortgage loans |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Unpaid Principal Balance |  | $ 212,716 | $ 277,870 |
Unamortized Premium (Discount) |  | 290 | (3,302) |
Investments, at fair value, Cost |  | 213,006 | 274,568 |
Gains |  | 479 | 253 |
Losses |  | (454) | (62) |
Loans, at fair value |  | $ 213,031 | $ 274,759 |
Number of mortgage loans in process of foreclosure |  | 1 | 2 |
Mortgage Loans in Process of Foreclosure, Amount |  | $ 10,500 | $ 16,000 |
Commercial mortgage loans | Non-performing |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Unpaid Principal Balance |  | 31,800 | 28,900 |
Loans, at fair value |  | $ 31,500 | $ 26,500 |
Commercial mortgage loans | Weighted Average |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Weighted Average Coupon |  | 8.38% | 7.65% |
Weighted Average Yield |  | 8.28% | 8.58% |
Weighted average life |  | 7 months 13 days | 1 year 25 days |
Non-accrual status [Member] | Commercial mortgage loans |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans, at fair value |  |  | $ 10,700 |
Non-accrual status [Member] | Commercial mortgage loans | Non-performing |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |
Loans, at fair value |  | $ 31,500 |  |
[1] | Ellington Financial Inc.'s Consolidated Balance Sheet includes assets and liabilities of variable interest entities it has consolidated. See Note 9 for additional details on Ellington Financial Inc.'s consolidated variable interest entities.
[2] | Includes assets pledged as collateral to counterparties. See Note 11 for additional details on the Company's borrowings and related collateral.

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