Net Interest Income (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2026	Sep. 30, 2025	Sep. 30, 2026	Sep. 30, 2025
Total interest income	$ 181,234	$ 160,633	$ 527,692	$ 431,268
Total interest expense	132,437	124,047	380,275	325,137
Total net interest income	48,797	36,586	147,417	106,131
Senior unsecured notes
Senior unsecured notes	9,300	7,615	25,966	17,160
Subordinated debentures
Subordinated debentures	904	966	2,667	2,871
Investment securities available for sale
Investment securities available for sale	101,717	87,565	296,659	220,106
Residential loans
Interest income	12,233	9,036	32,662	27,694
Consolidated SLST \| VIE, Primary Beneficiary
Interest income	13,272	14,306	40,758	36,936
Interest expense	10,705	11,199	32,790	26,592
Residential loans held in securitization trusts
Interest income	49,867	43,392	141,139	132,609
Total residential loans
Interest income	75,372	66,734	214,559	197,239
Residential loans held for sale
Interest income	2,495	2,149	8,866	2,149
Multi-family loans
Interest income	1,135	2,090	4,447	6,846
Other
Other	515	2,095	3,161	4,928
Repurchase agreements and warehouse facilities
Interest expense	75,606	71,550	216,130	180,063
Residential loan securitizations
Interest expense	34,486	31,478	98,947	94,657
Non-Agency RMBS re-securitization
Interest expense	1,436	1,239	3,775	3,794
Total collateralized debt obligations
Interest expense	$ 46,627	$ 43,916	$ 135,512	$ 125,043

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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