v3.25.1
Fair Value - Schedule of Reconciliation of Changes in Fair Value of Level 3 Assets and Liabilities (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2025
Mar. 31, 2024
Purchases, issuances, sales and settlements    
Advances (incl. capitalization upon Ginnie Mae modifications) $ 4,800 $ 2,100
Total realized and unrealized gains and (losses):    
Gains (losses) on derivatives 8,600 (49,300)
Forward loans IRLCs    
Total realized and unrealized gains and (losses):    
Gains (losses) on derivatives 9,900 (600)
Level 3 | Loans Held for Sale - Fair Value    
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Beginning balance 472,900 203,100
Purchases, issuances, sales and settlements    
Purchases and other 134,900 145,100
Sales (60,400) (38,000)
Settlements (30,500) (22,100)
Loans held for investment, at fair value 3,100 1,000
Receivables, net (20,500) (10,600)
Advances (incl. capitalization upon Ginnie Mae modifications) (4,800) (2,100)
Purchases, issuances, sales and settlements, total 19,000 74,500
Total realized and unrealized gains and (losses):    
Change in fair value included in earnings 4,700 6,400
Ending balance 496,600 284,000
REO (Other assets) (12,300) (3,000)
Level 3 | IRLCs    
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Beginning balance (500) 5,600
Purchases, issuances, sales and settlements    
Issuances 32,700 17,200
Loans held for sale, at fair value (47,300) (5,800)
Purchases, issuances, sales and settlements, total (14,600) 11,400
Total realized and unrealized gains and (losses):    
Change in fair value included in earnings 24,600 (12,000)
Ending balance $ 9,400 $ 5,000