v3.25.4
Segment Reporting and Geographic Information - Schedule of Segment Information (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Segment Reporting Information [Line Items]      
Total net revenues $ 6,205 $ 5,185 $ 4,340
Transaction based fees [1] 335 364 308
Non-transaction based fees [1] 85 83 78
Employee compensation [2] 574 533 486
Advertising [3] 102 67 47
Other expenses [4] 338 443 352
Total non-interest expenses 1,434 1,490 1,271
Income before income taxes 4,771 3,695 3,069
Income tax expense 414 288 257
Net income 4,357 3,407 2,812
Assets 203,240 150,142  
Operating Segments [Member]      
Segment Reporting Information [Line Items]      
Assets $ 203,240 $ 150,142 $ 128,251
[1] Reported in “Execution, clearing and distribution fees” in the consolidated statements of comprehensive income.
[2] Reported in “Employee compensation and benefits” in the consolidated statements of comprehensive income.
[3] Reported in “General and administrative” in the consolidated statements of comprehensive income.
[4] Includes “Occupancy, depreciation and amortization”; “Communications”; “Customer bad debt”; employee benefits and other personnel expenses reported in “Employee compensation and benefits”; and professional services, legal and regulatory matters, and other administrative expenses reported in “General and administrative” in the consolidated statements of comprehensive income.