Securitization Transactions (Schedule of CLO Securitization Transactions) (Details) - USD ($) $ in Thousands		Jun. 30, 2023	Dec. 31, 2022
Securitization Transactions [Line Items]
Securities, at fair value(1)(2)	[1],[2]	$ 1,500,863	$ 1,459,465
CLOs | Related Party CLO securitization [Member]
Securitization Transactions [Line Items]
Securities, at fair value(1)(2)		$ 7,600	$ 11,300

[1] Ellington Financial Inc.'s Condensed Consolidated Balance Sheets include assets and liabilities of variable interest entities it has consolidated. See Note 11 for additional details on Ellington Financial Inc.'s consolidated variable interest entities.

[2] Includes assets pledged as collateral to counterparties. See Note 13 for additional details on the Company's borrowings and related collateral.