v3.25.1
DEBT - Warehouse Facilities (Detail) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Dec. 31, 2024
Warehouse notes payable      
Committed Amount $ 1,650,000    
Uncommitted Amount 3,650,000    
Total Facility Capacity 5,300,000    
Liabilities associated with loans held for sale due to a repurchase option 140,400   $ 189,500
Total Borrowings 931,002   781,706
Interest expense 7,360 $ 8,609  
Fair Value      
Warehouse notes payable      
Liabilities associated with loans held for sale due to a repurchase option 140,439    
Total Borrowings 931,098   $ 781,972
Agency Warehouse Facility      
Warehouse notes payable      
Committed Amount 1,650,000    
Uncommitted Amount 3,650,000    
Total Facility Capacity 5,300,000    
Agency Warehouse Facility | Fair Value      
Warehouse notes payable      
Outstanding Balance 790,659    
National Banks | Agency Warehouse Facility      
Warehouse notes payable      
Committed Amount 1,650,000    
Uncommitted Amount 2,150,000    
Total Facility Capacity 3,800,000    
National Banks | Agency Warehouse Facility | Fair Value      
Warehouse notes payable      
Outstanding Balance 638,373    
National Banks | Agency Warehouse Facility #1 | Agency Warehouse Facility      
Warehouse notes payable      
Committed Amount 325,000    
Uncommitted Amount 250,000    
Total Facility Capacity $ 575,000    
Percentage added to reference rate 1.30%    
Debt instrument, Variable interest rate, Type us-gaap:SecuredOvernightFinancingRateSofrMember    
National Banks | Agency Warehouse Facility #1 | Agency Warehouse Facility | Fair Value      
Warehouse notes payable      
Outstanding Balance $ 19,622    
National Banks | Agency Warehouse Facility #2 | Agency Warehouse Facility      
Warehouse notes payable      
Committed Amount 700,000    
Uncommitted Amount 300,000    
Total Facility Capacity $ 1,000,000    
Percentage added to reference rate 1.30%    
Debt instrument, Variable interest rate, Type us-gaap:SecuredOvernightFinancingRateSofrMember    
Maturity date Apr. 10, 2026    
National Banks | Agency Warehouse Facility #2 | Agency Warehouse Facility | Fair Value      
Warehouse notes payable      
Outstanding Balance $ 214,076    
National Banks | Agency Warehouse Facility #3 | Agency Warehouse Facility      
Warehouse notes payable      
Committed Amount 425,000    
Uncommitted Amount 425,000    
Total Facility Capacity $ 850,000    
Percentage added to reference rate 1.30%    
Debt instrument, Variable interest rate, Type us-gaap:SecuredOvernightFinancingRateSofrMember    
National Banks | Agency Warehouse Facility #3 | Agency Warehouse Facility | Fair Value      
Warehouse notes payable      
Outstanding Balance $ 130,226    
National Banks | Agency Warehouse Facility #4 | Agency Warehouse Facility      
Warehouse notes payable      
Committed Amount 150,000    
Uncommitted Amount 225,000    
Total Facility Capacity $ 375,000    
Debt instrument, Variable interest rate, Type us-gaap:SecuredOvernightFinancingRateSofrMember    
National Banks | Agency Warehouse Facility #4 | Agency Warehouse Facility | Minimum      
Warehouse notes payable      
Percentage added to reference rate 1.30%    
National Banks | Agency Warehouse Facility #4 | Agency Warehouse Facility | Maximum      
Warehouse notes payable      
Percentage added to reference rate 1.35%    
National Banks | Agency Warehouse Facility #4 | Agency Warehouse Facility | Fair Value      
Warehouse notes payable      
Outstanding Balance $ 96,356    
National Banks | Agency Warehouse Facility #5 | Agency Warehouse Facility      
Warehouse notes payable      
Committed Amount 50,000    
Uncommitted Amount 950,000    
Total Facility Capacity $ 1,000,000    
Percentage added to reference rate 1.45%    
Debt instrument, Variable interest rate, Type us-gaap:SecuredOvernightFinancingRateSofrMember    
National Banks | Agency Warehouse Facility #5 | Agency Warehouse Facility | Fair Value      
Warehouse notes payable      
Outstanding Balance $ 178,093    
Fannie Mae | Fannie Mae Repurchase Agreement, Uncommitted Line and Open Maturity | Agency Warehouse Facility      
Warehouse notes payable      
Uncommitted Amount 1,500,000    
Total Facility Capacity 1,500,000    
Fannie Mae | Fannie Mae Repurchase Agreement, Uncommitted Line and Open Maturity | Agency Warehouse Facility | Fair Value      
Warehouse notes payable      
Outstanding Balance $ 152,286