Related Party Transactions - Financial Information on Whole Loans Purchased from Affiliates (Details) - Affiliates - Loans Purchased from Affiliates - Residential mortgage loans - at fair value $ in Thousands	12 Months Ended
	Dec. 31, 2025 USD ($) loan	Dec. 31, 2024 USD ($) loan
Related Party Transaction [Line Items]
Amount of Loans Purchased from Affiliates during the Year \| $	$ 164,888	$ 255,368
Number of Loans Purchased from Affiliates during the Year	364	558
Number of Loans Purchased from Affiliates, Owned and Held as of the Periods Ended	120	83

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details