v3.26.1
WAREHOUSE AND CORPORATE NOTES PAYABLE - Warehouse Facilities (Detail) - USD ($)
$ in Thousands
6 Months Ended 12 Months Ended
May 29, 2026
Jun. 30, 2026
Dec. 31, 2025
Agency Warehouse Facility      
Warehouse and Corporate Notes Payable      
Committed Amount   $ 1,600,000  
Uncommitted Amount   4,450,000  
Total Facility Capacity   6,050,000  
Outstanding Balance   $ 1,384,708  
Agency Warehouse Facility #4      
Warehouse and Corporate Notes Payable      
Maturity date   Jun. 22, 2027  
National Banks | Agency Warehouse Facility      
Warehouse and Corporate Notes Payable      
Committed Amount   $ 1,600,000  
Uncommitted Amount   2,950,000  
Total Facility Capacity   4,550,000  
Outstanding Balance   1,229,200  
National Banks | Agency Warehouse Facility #1 | Agency Warehouse Facility      
Warehouse and Corporate Notes Payable      
Committed Amount   325,000  
Uncommitted Amount   250,000  
Total Facility Capacity   575,000  
Outstanding Balance   $ 16,026  
Percentage added to reference rate   1.20% 1.30%
Debt instrument, Variable interest rate, Type   us-gaap:SecuredOvernightFinancingRateSofrMember us-gaap:SecuredOvernightFinancingRateSofrMember
National Banks | Agency Warehouse Facility #2 | Agency Warehouse Facility      
Warehouse and Corporate Notes Payable      
Committed Amount   $ 700,000  
Uncommitted Amount   300,000  
Total Facility Capacity   1,000,000  
Outstanding Balance   $ 575,695  
Percentage added to reference rate   1.20% 1.30%
Debt instrument, Variable interest rate, Type   us-gaap:SecuredOvernightFinancingRateSofrMember us-gaap:SecuredOvernightFinancingRateSofrMember
Maturity date   Mar. 01, 2027  
National Banks | Agency Warehouse Facility #3 | Agency Warehouse Facility      
Warehouse and Corporate Notes Payable      
Committed Amount   $ 425,000  
Uncommitted Amount   425,000  
Total Facility Capacity   850,000  
Outstanding Balance   $ 73,550  
Percentage added to reference rate   1.30%  
Maturity date   Aug. 13, 2026  
National Banks | Agency Warehouse Facility #4 | Agency Warehouse Facility      
Warehouse and Corporate Notes Payable      
Committed Amount   $ 150,000  
Uncommitted Amount   225,000  
Total Facility Capacity   375,000  
Outstanding Balance   $ 193,304  
National Banks | Agency Warehouse Facility #4 | Agency Warehouse Facility | Minimum      
Warehouse and Corporate Notes Payable      
Percentage added to reference rate   1.30%  
National Banks | Agency Warehouse Facility #4 | Agency Warehouse Facility | Maximum      
Warehouse and Corporate Notes Payable      
Percentage added to reference rate   1.35%  
National Banks | Agency Warehouse Facility #5 | Agency Warehouse Facility      
Warehouse and Corporate Notes Payable      
Uncommitted Amount   $ 1,000,000  
Total Facility Capacity   1,000,000  
Outstanding Balance   $ 354,808  
Percentage added to reference rate   1.45%  
National Banks | Agency Warehouse Facility #6 | Agency Warehouse Facility      
Warehouse and Corporate Notes Payable      
Uncommitted Amount $ 750,000 $ 750,000  
Total Facility Capacity   750,000  
Outstanding Balance   $ 15,817  
Percentage added to reference rate 1.30%    
Debt instrument, Variable interest rate, Type us-gaap:SecuredOvernightFinancingRateSofrMember    
Maturity date May 28, 2027    
Advances made as a percentage of the loan balance 100.00%    
National Banks | Agency Warehouse Facility #6 | Agency Warehouse Facility | Minimum      
Warehouse and Corporate Notes Payable      
Percentage added to reference rate   1.30%  
National Banks | Agency Warehouse Facility #6 | Agency Warehouse Facility | Maximum      
Warehouse and Corporate Notes Payable      
Percentage added to reference rate   1.40%  
National Banks | Agency Warehouse Facility #6 Bridge Loans | Agency Warehouse Facility      
Warehouse and Corporate Notes Payable      
Total Facility Capacity $ 188,000    
National Banks | Agency Warehouse Facility #6 Bridge Loans | Agency Warehouse Facility | First 180 Days of Loan Funding      
Warehouse and Corporate Notes Payable      
Percentage added to reference rate 1.30%    
Debt instrument, Variable interest rate, Type us-gaap:SecuredOvernightFinancingRateSofrMember    
National Banks | Agency Warehouse Facility #6 Bridge Loans | Agency Warehouse Facility | After 180 Days of Loan Funding      
Warehouse and Corporate Notes Payable      
Percentage added to reference rate 1.40%    
Debt instrument, Variable interest rate, Type us-gaap:SecuredOvernightFinancingRateSofrMember    
Fannie Mae | Fannie Mae Repurchase Agreement, Uncommitted Line and Open Maturity | Agency Warehouse Facility      
Warehouse and Corporate Notes Payable      
Uncommitted Amount   $ 1,500,000  
Total Facility Capacity   1,500,000  
Outstanding Balance   $ 155,508  
Fannie Mae and Freddie Mac | Agency Warehouse Facility #6 Bridge Loans | Agency Warehouse Facility | First 180 Days of Loan Funding      
Warehouse and Corporate Notes Payable      
Advances made as a percentage of the loan balance 95.00%    
Fannie Mae and Freddie Mac | Agency Warehouse Facility #6 Bridge Loans | Agency Warehouse Facility | After 180 Days of Loan Funding      
Warehouse and Corporate Notes Payable      
Advances made as a percentage of the loan balance 90.00%    
HUD And FHA | Agency Warehouse Facility #6 Bridge Loans | Agency Warehouse Facility | First 180 Days of Loan Funding      
Warehouse and Corporate Notes Payable      
Advances made as a percentage of the loan balance 90.00%    
HUD And FHA | Agency Warehouse Facility #6 Bridge Loans | Agency Warehouse Facility | After 180 Days of Loan Funding      
Warehouse and Corporate Notes Payable      
Advances made as a percentage of the loan balance 85.00%