Derivative Instruments and Hedging Activities - Schedule of Initial Margin (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Margin deposit assets, initial amount	$ 57,161	$ 53,458
Restricted Cash
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Margin deposit assets, initial amount	23,012	53,458
Agency RMBS
Derivative Instruments and Hedging Activities Disclosures [Line Items]
Margin deposit assets, initial amount	$ 34,149	$ 0