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Other Assets - Collateral Pledged Against Derivative Contracts (Details) - Swaps - Asset Pledged as Collateral without Right - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Derivative [Line Items] |  |
Restricted Cash | $ 22,880 | $ 60,764
Agency MBS |  |
Derivative [Line Items] |  |
Agency MBS, at fair value | $ 41,179 | $ 0

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