Quarterly report pursuant to Section 13 or 15(d)

Term Notes Payable (Details)

v3.23.1
Term Notes Payable (Details) - USD ($)
$ in Thousands
3 Months Ended
Dec. 31, 2022
Mar. 31, 2023
Mar. 31, 2022
Dec. 31, 2021
Debt Instrument [Line Items]        
Aggregate principal amount   $ 400,000    
Term notes payable $ 398,011 $ 398,326    
Weighted average interest rate 7.19% 7.65%    
Weighted average remaining maturities 1 year 6 months 1 year 2 months 12 days    
Mortgage servicing rights, at fair value $ 2,984,937 $ 3,072,445 $ 3,089,963 $ 2,191,578
Weighted average underlying loan coupon of mortgage servicing rights pledged as collateral for borrowings 3.33% 3.25%    
Restricted cash $ 443,026 $ 117,351    
Restricted Cash and Cash Equivalents Pledged as Restricted Collateral for Borrowings [Member]        
Debt Instrument [Line Items]        
Restricted cash 324,854 78,857    
Asset Pledged as Collateral        
Debt Instrument [Line Items]        
Mortgage servicing rights, at fair value 3,000,000 2,900,000    
Term notes payable | Restricted Cash and Cash Equivalents Pledged as Restricted Collateral for Borrowings [Member]        
Debt Instrument [Line Items]        
Restricted cash 200 1,400    
Term notes payable | Asset Pledged as Collateral        
Debt Instrument [Line Items]        
Mortgage servicing rights, at fair value $ 500,000 $ 500,000