Net Interest Income (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2026	Mar. 31, 2025
Interest income	$ 172,065	$ 129,734
Interest expense	123,654	96,636
Total net interest income	48,411	33,098
Senior unsecured notes
Senior unsecured notes	8,496	4,617
Subordinated debentures
Subordinated debentures	878	951
Investment securities available for sale
Investment securities available for sale	97,221	61,049
Residential loans
Interest income	9,787	11,018
Consolidated SLST \| VIE, Primary Beneficiary
Interest income	13,885	10,740
Interest expense	11,120	6,964
Residential loans held in securitization trusts
Interest income	44,567	43,241
Total Residential loans
Interest income	68,239	64,999
Residential loans held for sale
Interest income	3,411	0
Multi-family loans, at fair value
Interest income	1,632	2,580
Other
Other	1,562	1,106
Repurchase agreements and warehouse facilities
Interest expense	71,274	52,489
Residential loan securitizations
Interest expense	30,699	30,325
Non-Agency RMBS Re-Securitization
Interest expense	1,187	1,290
Total collateralized debt obligations
Interest expense	$ 43,006	$ 38,579

Represents the total of interest and dividend income, including any amortization and accretion (as applicable) of discounts and premiums, earned from (1) loans and leases whether held-for-sale or held-in-portfolio; (2) investment securities; (3) federal funds sold; (4) securities purchased under agreements to resell; (5) investments in banker's acceptances, commercial paper, or certificates of deposit; (6) dividend income; or (7) other investments not otherwise specified herein.

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