v3.26.1
Mortgage Servicing Rights - Summary of Mortgage Servicing Rights Activity (Details) - MSR - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Servicing Asset at Fair Value, Amount [Roll Forward]        
Fair value, beginning of period $ 4,591,855 $ 3,321,457 $ 4,073,781 $ 3,969,881
Capitalization of MSRs 1,041,838 901,271 2,142,855 1,636,842
MSR and excess servicing sales (218,673) (684,105) (822,996) (1,694,230)
Due to changes in valuation inputs and assumptions 65,056 3,154 312,953 (247,667)
Due to collection/realization of cash flows and other (168,611) (96,582) (395,128) (219,631)
Fair value, end of period 5,311,465 3,445,195 5,311,465 3,445,195
Changes in fair value:        
Due to changes in valuation inputs and assumptions, net 65,056 3,154 312,953 (247,667)
Due to collection/realization of cash flows and other (168,611) (96,582) (395,128) (219,631)
Net reserves and transaction costs on sales of servicing rights (19,128) (17,993) (50,843) (32,708)
Changes in fair value of mortgage servicing rights $ (122,683) $ (111,421) $ (133,018) $ (500,006)