Repurchase Agreements and Warehouse Facilities - Schedule of Unencumbered Securities (Details) $ in Thousands	Dec. 31, 2025 USD ($)
Assets Sold under Agreements to Repurchase [Line Items]
Unencumbered investment securities	$ 453,990
Agency RMBS
Assets Sold under Agreements to Repurchase [Line Items]
Unencumbered investment securities	421,289
Non-Agency RMBS
Assets Sold under Agreements to Repurchase [Line Items]
Unencumbered investment securities	32,701
Non-Agency RMBS \| Consolidated SLST at fair value
Assets Sold under Agreements to Repurchase [Line Items]
Unencumbered investment securities	$ 11,200

Amount, after the effects of master netting arrangements, of securities borrowed from entities in exchange for collateral. Includes assets not subject to a master netting arrangement and not elected to be offset.

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 210
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