v3.20.4

Borrowings (Details) $ in Thousands |  |  | 12 Months Ended
--- | --- | --- | ---
Feb. 13, 2019 USD ($) | Aug. 18, 2017 USD ($) | Dec. 31, 2020 USD ($) counterparty | Dec. 31, 2019 USD ($) counterparty | Dec. 31, 2018 USD ($) counterparty
Borrowings [Line Items] |  |  |  |  |  |  |
Total secured borrowings |  |  | $ 2,300,000 |  | $ 3,200,000 |  | $ 1,911,000
Concentration Risk, Reverse Repurchase Agreements |  |  |  |  |  |  | 2100.00%
Number of Counterparties With Concentration Risk, Reverse Repurchase Agreements | counterparty |  |  |  |  |  |  | 1
Number of Counterparties with Outstanding Reverse Repurchase Agreements | counterparty |  |  | 24 |  | 28 |  | 23
Financial Instruments transferred as collateral for repurchase agreements |  |  | $ 1,831,000 |  | $ 2,763,000 |  | $ 1,790,000
Collateral on repurchase agreements, unsettled sales |  |  | $ 1,400 |  | 64,700 |  |
Pledged Financial Instruments, Not Separately Reported, Securities For Repurchase Agreements Unsettled |  |  |  |  |  |  | $ 86,700
Repurchase Agreements amount at risk threshold |  |  | 10.00% |  |  |  | 10.00%
Other secured borrowings |  |  | $ 51,062 | [1] | 150,334 | [1] | $ 114,100
Other secured borrowings, at fair value |  |  | $ 754,921 | [1] | $ 594,396 | [1] | 297,948
Long-term Debt, Fair Value |  |  |  |  |  |  | $ 86,000
Minimum |  |  |  |  |  |  |
Borrowings [Line Items] |  |  |  |  |  |  |
Reverse Repurchase Agreements Maturity |  |  | 30 days |  |  |  | 30 days
Repurchase agreements, remaining days to maturity |  |  | 4 days |  | 2 days |  | 2 days
Repurchase Agreements Interest Rate |  |  | 0.20% |  | 0.15% |  | 23.00%
Maximum |  |  |  |  |  |  |
Borrowings [Line Items] |  |  |  |  |  |  |
Reverse Repurchase Agreements Maturity |  |  | 180 days |  |  |  | 180 days
Repurchase agreements, remaining days to maturity |  |  | 516 days |  | 882 days |  | 871 days
Repurchase Agreements Interest Rate |  |  | 5.00% |  | 5.20% |  | 607.00%
Reverse repurchase agreements |  |  |  |  |  |  |
Borrowings [Line Items] |  |  |  |  |  |  |
Cash collateral posted for securities sold under agreements to repurchase |  |  | $ 28,900 |  | $ 31,000 |  | $ 17,000
Security Owned and Pledged as Collateral, Fair Value |  |  |  |  | 200 |  | 200
Securitized residential mortgage loans |  |  |  |  |  |  |
Borrowings [Line Items] |  |  |  |  |  |  |
Fair Value of Assets Transfered and Accounted for as Secured Borrowings |  |  | 801,300 |  | 629,100 |  |
Secured borrowing recourse facility collateralized by unsecured loan portfolio |  |  |  |  |  |  |
Borrowings [Line Items] |  |  |  |  |  |  |
Other secured borrowings |  |  | $ 8,700 |  | $ 16,000 |  | $ 13,200
Debt Instrument, Interest Rate, Effective Rate |  |  | 2.30% |  | 3.85% |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  |  |  |  |  | 4.72%
Secured borrowing recourse facility collateralized by unsecured loan portfolio | Unsecured loans |  |  |  |  |  |  |
Borrowings [Line Items] |  |  |  |  |  |  |
Fair Value of Assets Transfered and Accounted for as Secured Borrowings |  |  | $ 11,500 |  | $ 22,300 |  | $ 20,300
Non-QM loan securitization |  |  |  |  |  |  |
Borrowings [Line Items] |  |  |  |  |  |  |
Other secured borrowings |  |  |  |  | $ 594,400 |  | $ 297,900
Debt Instrument, Interest Rate, Effective Rate |  |  | 2.43% |  | 3.19% |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  |  |  |  |  | 3.72%
Secured borrowing facility collateralized by unsecured loan portfolio |  |  |  |  |  |  |
Borrowings [Line Items] |  |  |  |  |  |  |
Other secured borrowings |  |  | $ 7,000 |  | $ 102,500 |  | $ 101,000
Debt Instrument, Interest Rate, Effective Rate |  |  | 2.25% |  | 4.01% |  |
Debt Instrument, Interest Rate, Stated Percentage |  |  |  |  |  |  | 4.68%
Secured borrowing facility collateralized by unsecured loan portfolio | Unsecured loans |  |  |  |  |  |  |
Borrowings [Line Items] |  |  |  |  |  |  |
Fair Value of Assets Transfered and Accounted for as Secured Borrowings |  |  | $ 31,800 |  | $ 144,100 |  | $ 149,000
Secured borrowing facility collateralized by ABS backed by consumer loans [Member] |  |  |  |  |  |  |
Borrowings [Line Items] |  |  |  |  |  |  |
Other secured borrowings |  |  | $ 28,700 |  | $ 31,800 |  |
Debt Instrument, Interest Rate, Effective Rate |  |  | 5.22% |  | 5.23% |  |
Fair Value of Assets Transfered and Accounted for as Secured Borrowings |  |  | $ 44,500 |  | $ 47,900 |  |
Commercial mortgage loans |  |  |  |  |  |  |
Borrowings [Line Items] |  |  |  |  |  |  |
Other secured borrowings |  |  | 6,700 |  |  |  |
Fair Value of Assets Transfered and Accounted for as Secured Borrowings |  |  | $ 17,300 |  |  |  |
Senior Notes |  |  |  |  |  |  |
Borrowings [Line Items] |  |  |  |  |  |  |
Debt Instrument, Interest Rate, Effective Rate |  |  | 5.80% |  |  |  |
Debt Instrument, Face Amount | $ 86,000 | $ 86,000 |  |  |  |  |
Proceeds from Debt, Net of Issuance Costs |  | $ 84,700 |  |  |  |  |
Debt Instrument, Interest Rate, Stated Percentage | 5.50% | 5.25% |  |  |  |  | 5.55%
Redemption percentage | 100.00% | 100.00% |  |  |  |  |
Debt Instrument, Maturity Date |  | Sep. 01, 2022 |  |  |  |  |
[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.

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