Non-controlling Interests (Details) - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021
Noncontrolling Interest [Line Items]
Non-controlling interests	[1]	$ 28,858		$ 32,235
Non-controlling interest of joint venture partner | Non-controlling Interest
Noncontrolling Interest [Line Items]
Non-controlling interests		$ 15,100		$ 18,700
Operating Partnership | Non-controlling Interest
Noncontrolling Interest [Line Items]
Operating Partnership LTIP Units (in units)		716,067	675,813
Operating Partnership Units (in units)		46,360	46,360
Ownership Percentage		1.00%		1.00%
Noncontrolling Interest in Operating Partnerships		$ 13,600		$ 13,400

[1] Ellington Financial Inc.'s Condensed 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.