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Net Interest Income
 12 Months Ended
Dec. 31, 2022
Banking and Thrift, Interest [Abstract]  
Net Interest Income
20. Net Interest Income

The following table details the components of the Company's interest income and interest expense for the years ended December 31, 2022, 2021 and 2020, respectively (dollar amounts in thousands):
For the Years Ended December 31,
202220212020
Interest income
   Residential loans
Residential loans$113,131 $83,852 $69,170 
Consolidated SLST36,448 40,944 45,194 
Residential loans held in securitization trusts80,119 38,941 12,612 
   Total residential loans229,698 163,737 126,976 
   Multi-family loans
Preferred equity and mezzanine loan investments11,185 15,321 20,899 
Consolidated K-Series— — 151,841 
   Total multi-family loans11,185 15,321 172,740 
Investment securities available for sale15,825 27,750 49,925 
   Other1,680 58 520 
Total interest income258,388 206,866 350,161 
Interest expense
   Repurchase agreements51,432 13,844 37,334 
   Collateralized debt obligations
Consolidated SLST25,145 28,135 31,663 
Consolidated K-Series— — 129,762 
Residential loan securitizations43,384 19,660 6,967 
Non-Agency RMBS re-securitization— 283 3,290 
   Total collateralized debt obligations68,529 48,078 171,682 
Convertible notes438 11,196 10,997 
Senior unsecured notes6,430 4,335 — 
Subordinated debentures2,590 1,831 2,187 
Derivatives— — 868 
Total interest expense129,419 79,284 223,068 
Net interest income$128,969 $127,582 $127,093