v3.26.1
Business Segment Information - Schedule of Reconciliation of Contribution Profit (Loss) to Loss Before Tax (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Segment Reporting [Line Items]        
Corporate/Other total net revenue (loss) $ 1,218,676 $ 854,944 $ 2,319,044 $ 1,626,703
Share-based compensation expense (76,865) (63,256) (148,877) (127,012)
Depreciation and amortization expense     (140,684) (112,026)
Income before income taxes 204,309 112,192 403,861 191,974
Operating Segments        
Segment Reporting [Line Items]        
Reportable segments total contribution profit 623,481 466,137 1,213,450 884,317
Corporate/Other total net revenue (loss) 1,275,581 915,878 2,421,630 1,735,797
Intercompany expenses 27,805 18,182 52,542 34,377
Servicing rights – change in valuation inputs or assumptions 13,142 (3,274) 26,305 (2,200)
Residual interests classified as debt – change in valuation inputs or assumptions (16) (12) (43) (47)
Corporate/Other        
Segment Reporting [Line Items]        
Corporate/Other total net revenue (loss) (56,905) (60,934) (102,586) (109,094)
Share-based compensation expense (76,865) (63,256) (148,877) (127,012)
Employee-related costs (103,064) (86,586) (211,519) (174,783)
Depreciation and amortization expense (73,106) (56,743) (140,684) (112,026)
Corporate and Reconciling Items        
Segment Reporting [Line Items]        
Other corporate and unallocated $ (150,163) $ (101,322) $ (284,727) $ (201,558)