Quarterly report pursuant to Section 13 or 15(d)

Other Financing Lines of Credit - Summary Of Components of Other Financing Lines of Credit (Detail)

v3.23.2
Other Financing Lines of Credit - Summary Of Components of Other Financing Lines of Credit (Detail) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Mar. 31, 2023
Jun. 30, 2023
Dec. 31, 2022
Line of Credit Facility [Line Items]      
Total Capacity   $ 1,766,550  
Outstanding borrowings   1,072,113 $ 1,327,634
Mortgage Lines      
Line of Credit Facility [Line Items]      
Total Capacity   126,559  
Outstanding borrowings   69,445 139,225
Mortgage Lines | October 2023, First Lien Mortgages      
Line of Credit Facility [Line Items]      
Total Capacity   14,000  
Outstanding borrowings   3,757 83,814
Mortgage Lines | November 2023, Home Improvement Consumer Loans      
Line of Credit Facility [Line Items]      
Total Capacity   75,000  
Outstanding borrowings   28,129 7,495
Mortgage Lines | No Maturity, Mortgage Related Assets      
Line of Credit Facility [Line Items]      
Total Capacity   37,559  
Outstanding borrowings   37,559 37,604
Mortgage Lines | No Maturity, MSR      
Line of Credit Facility [Line Items]      
Total Capacity   0  
Outstanding borrowings   0 10,312
Reverse Lines      
Line of Credit Facility [Line Items]      
Total Capacity   1,568,991  
Outstanding borrowings   970,576 983,410
Reverse Lines | No Maturity, Mortgage Related Assets      
Line of Credit Facility [Line Items]      
Total Capacity   368,991  
Outstanding borrowings   348,991 320,715
Reverse Lines | April 2023 - November 2023, First Lien Mortgages      
Line of Credit Facility [Line Items]      
Total Capacity   1,085,000  
Outstanding borrowings   507,480 584,658
Reverse Lines | October 2027, MSR      
Line of Credit Facility [Line Items]      
Total Capacity   70,000  
Outstanding borrowings   69,231 33,036
Reverse Lines | September 2023, Unsecuritized Tails      
Line of Credit Facility [Line Items]      
Total Capacity   45,000  
Outstanding borrowings   $ 44,874 45,001
Reverse Lines | September 2023, Unsecuritized Tails | Prime Rate      
Line of Credit Facility [Line Items]      
Basis spread on variable rate 0.50% 0.50%  
Reverse Lines | September 2023, Unsecuritized Tails | Prime Rate, Floor      
Line of Credit Facility [Line Items]      
Basis spread on variable rate 6.00% 6.00%  
Commercial Lines      
Line of Credit Facility [Line Items]      
Total Capacity   $ 71,000  
Outstanding borrowings   32,092 204,999
Commercial Lines | July 2023 - October 2023, First Lien Mortgages      
Line of Credit Facility [Line Items]      
Total Capacity   51,000  
Outstanding borrowings   12,092 159,938
Commercial Lines | January 2024, Mortgage Related Assets      
Line of Credit Facility [Line Items]      
Total Capacity   20,000  
Outstanding borrowings   20,000 12,500
Commercial Lines | No Maturity, Encumbered Agricultural Loans      
Line of Credit Facility [Line Items]      
Total Capacity   0  
Outstanding borrowings   0 7,561
Commercial Lines | No Maturity, Second Lien Mortgages      
Line of Credit Facility [Line Items]      
Total Capacity   0  
Outstanding borrowings   $ 0 $ 25,000