v3.26.1
Revenue Recognition - Disaggregation of Revenue (Details) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Disaggregation of Revenue [Line Items]        
Cash and cash equivalents $ 278 $ 305 $ 566 $ 633
Cash and investments segregated 374 506 771 918
Receivables from brokerage clients 1,609 1,321 3,108 2,700
Available for sale securities 358 405 684 838
Held to maturity securities 570 602 1,137 1,224
Bank loans 693 518 1,320 1,011
Securities lending revenue 178 96 269 156
Other interest revenue 86 34 253 64
Interest revenue 4,146 3,787 8,108 7,544
Bank deposits (114) (326) (232) (762)
Payables to brokers, dealers, and clearing organizations (276) (167) (493) (304)
Payables to brokerage clients (59) (60) (115) (109)
Other short-term borrowings (111) (87) (203) (169)
Federal Home Loan Bank borrowings (1) (110) (13) (243)
Long-term debt (228) (206) (429) (418)
Other interest expense 0 (9) (122) (11)
Interest expense (789) (965) (1,607) (2,016)
Net interest revenue 3,357 2,822 6,501 5,528
Total net revenues 7,072 5,851 13,554 11,450
Asset management and administration fees        
Disaggregation of Revenue [Line Items]        
Revenues from contracts with customers 1,825 1,570 3,584 3,100
Mutual funds, ETFs, CTFs, and alternatives        
Disaggregation of Revenue [Line Items]        
Revenues from contracts with customers 1,020 898 2,011 1,776
Managed investing solutions        
Disaggregation of Revenue [Line Items]        
Revenues from contracts with customers 707 589 1,381 1,158
Other        
Disaggregation of Revenue [Line Items]        
Revenues from contracts with customers 98 83 192 166
Trading revenue        
Disaggregation of Revenue [Line Items]        
Revenues from contracts with customers 1,215 952 2,304 1,860
Commissions        
Disaggregation of Revenue [Line Items]        
Revenues from contracts with customers 528 431 1,017 862
Order flow revenue        
Disaggregation of Revenue [Line Items]        
Revenues from contracts with customers 624 466 1,184 909
Principal transactions        
Disaggregation of Revenue [Line Items]        
Revenues from contracts with customers 63 55 103 89
Bank deposit account fees        
Disaggregation of Revenue [Line Items]        
Revenues from contracts with customers 333 247 628 492
Other        
Disaggregation of Revenue [Line Items]        
Revenues from contracts with customers $ 342 $ 260 $ 537 $ 470