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8. Interest Income and Interest Expense (Tables)
12 Months Ended
Dec. 31, 2018
Interest Income And Interest Expense  
Schedule of interest income

The following table presents the components of interest income:

 

    Year Ended December 31,  
    2018     2017     2016  
    (In thousands)  
Interest on finance receivables   $ 334,634     $ 423,567     $ 408,723  
Interest on finance receivables at fair value     43,863              
Other interest income     1,800       607       273  
Interest income   $ 380,297     $ 424,174     $ 408,996  
Schedule of interest expense

The following table presents the components of interest expense:

 

    Year Ended December 31,  
    2018     2017     2016  
    (In thousands)  
Securitization trust debt   $ 89,926     $ 83,084     $ 69,178  
Warehouse lines of credit     7,752       7,933       8,569  
Residual interest financing     2,343             846  
Subordinated renewable notes     1,445       1,328       1,348  
Interest expense   $ 101,466     $ 92,345     $ 79,941