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Other Assets - Schedule of Aggregate Carrying Value of REO Properties (Details) $ in Thousands	Sep. 30, 2024 USD ($) property	Jun. 30, 2024 USD ($)	Dec. 31, 2023 USD ($) property	Sep. 30, 2023 USD ($) property	Jun. 30, 2023 USD ($)	Dec. 31, 2022 USD ($)
Real Estate Properties [Line Items]
Total	$ 127,097	$ 108,013	$ 110,174	$ 113,090	$ 119,996	$ 130,605
Number of properties | property	411			320
Wholly Owned Properties
Real Estate Properties [Line Items]
Total	$ 127,097		$ 110,174
Number of properties | property	411		300
Wholly Owned Properties | Business purpose loans
Real Estate Properties [Line Items]
Total	$ 62,693		$ 28,328
Wholly Owned Properties | Non-QM loans
Real Estate Properties [Line Items]
Total	1,652		3,374
Wholly Owned Properties | Legacy RPL/NPL loans
Real Estate Properties [Line Items]
Total	$ 62,752		$ 78,472

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The number of real estate properties owned as of the balance sheet date.

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Amount of real estate investments, net of accumulated depreciation, which may include the following: (1) land available-for-sale; (2) land available-for-development; (3) investments in building and building improvements; (4) tenant allowances; (5) developments in-process; (6) rental properties; (7) other real estate investments; (8) real estate joint ventures; and (9) unconsolidated real estate and other joint ventures not separately presented.

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