REVENUES, Disaggregation of Revenue (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended |
Jun. 30, 2019 | Jun. 30, 2018 | Jun. 30, 2019 | Jun. 30, 2018 |
Disaggregation of Revenue [Line Items] | | | | |
Principal transactions | $ 93 | $ 73 | $ 262 | $ 255 |
Other | 1,679 | 1,620 | 4,977 | 4,762 |
All other | 11 | 18 | 46 | 60 |
Interest income | 321 | 271 | 961 | 752 |
Total revenues | 2,000 | 1,891 | 5,938 | 5,514 |
Interest expense | (73) | (54) | (221) | (139) |
Net revenues | 1,927 | 1,837 | 5,717 | 5,375 |
Asset management and related administrative fees | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 879 | 790 | 2,527 | 2,287 |
Total brokerage revenues | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Other | 451 | 468 | 1,357 | 1,491 |
Subtotal securities commissions | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 358 | 395 | 1,095 | 1,236 |
Mutual and other fund products | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 150 | 174 | 458 | 546 |
Insurance and annuity products | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 105 | 97 | 308 | 308 |
Equities, ETFs and fixed income products | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 103 | 124 | 329 | 382 |
Total account and service fees | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 183 | 187 | 559 | 535 |
Mutual fund and annuity service fees | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 84 | 83 | 243 | 241 |
RJBDP fees | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 66 | 71 | 214 | 201 |
Client account and other fees | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 33 | 33 | 102 | 93 |
Total investment banking | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 139 | 145 | 439 | 349 |
Equity underwriting | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 37 | 39 | 97 | 91 |
Merger & acquisition and advisory | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 78 | 85 | 279 | 200 |
Fixed income investment banking | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 24 | 21 | 63 | 58 |
Total other | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Other | 27 | 30 | 95 | 100 |
Tax credit fund revenues | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 16 | 12 | 49 | 40 |
Operating segments | Private Client Group | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Principal transactions | 20 | 22 | 59 | 62 |
Other | 1,305 | 1,237 | 3,839 | 3,663 |
All other | 3 | 8 | 19 | 24 |
Interest income | 56 | 50 | 170 | 140 |
Total revenues | 1,361 | 1,287 | 4,009 | 3,803 |
Interest expense | (10) | (8) | (31) | (19) |
Net revenues | 1,351 | 1,279 | 3,978 | 3,784 |
Operating segments | Private Client Group | Asset management and related administrative fees | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 718 | 636 | 2,063 | 1,843 |
Operating segments | Private Client Group | Total brokerage revenues | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Other | 346 | 375 | 1,048 | 1,175 |
Operating segments | Private Client Group | Subtotal securities commissions | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 326 | 353 | 989 | 1,113 |
Operating segments | Private Client Group | Mutual and other fund products | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 147 | 172 | 449 | 535 |
Operating segments | Private Client Group | Insurance and annuity products | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 105 | 97 | 308 | 308 |
Operating segments | Private Client Group | Equities, ETFs and fixed income products | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 74 | 84 | 232 | 270 |
Operating segments | Private Client Group | Total account and service fees | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 228 | 209 | 684 | 596 |
Operating segments | Private Client Group | Mutual fund and annuity service fees | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 85 | 85 | 250 | 246 |
Operating segments | Private Client Group | RJBDP fees | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 111 | 94 | 342 | 265 |
Operating segments | Private Client Group | Client account and other fees | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 32 | 30 | 92 | 85 |
Operating segments | Private Client Group | Total investment banking | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 10 | 9 | 25 | 25 |
Operating segments | Private Client Group | Equity underwriting | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 10 | 9 | 25 | 25 |
Operating segments | Private Client Group | Merger & acquisition and advisory | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 0 | 0 | 0 | 0 |
Operating segments | Private Client Group | Fixed income investment banking | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 0 | 0 | 0 | 0 |
Operating segments | Private Client Group | Total other | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Other | 3 | 8 | 19 | 24 |
Operating segments | Private Client Group | Tax credit fund revenues | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 0 | 0 | 0 | 0 |
Operating segments | Capital Markets | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Principal transactions | 74 | 52 | 203 | 193 |
Other | 251 | 243 | 778 | 687 |
All other | (1) | (2) | 1 | 0 |
Interest income | 10 | 9 | 29 | 24 |
Total revenues | 261 | 252 | 807 | 711 |
Interest expense | (10) | (9) | (26) | (21) |
Net revenues | 251 | 243 | 781 | 690 |
Operating segments | Capital Markets | Asset management and related administrative fees | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 2 | 1 | 5 | 6 |
Operating segments | Capital Markets | Total brokerage revenues | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Other | 104 | 94 | 306 | 313 |
Operating segments | Capital Markets | Subtotal securities commissions | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 30 | 42 | 103 | 120 |
Operating segments | Capital Markets | Mutual and other fund products | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 1 | 2 | 4 | 6 |
Operating segments | Capital Markets | Insurance and annuity products | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 0 | 0 | 0 | 0 |
Operating segments | Capital Markets | Equities, ETFs and fixed income products | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 29 | 40 | 99 | 114 |
Operating segments | Capital Markets | Total account and service fees | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 1 | 2 | 3 | 4 |
Operating segments | Capital Markets | Mutual fund and annuity service fees | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 0 | 0 | 0 | 0 |
Operating segments | Capital Markets | RJBDP fees | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 0 | 0 | 0 | 0 |
Operating segments | Capital Markets | Client account and other fees | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 1 | 2 | 3 | 4 |
Operating segments | Capital Markets | Total investment banking | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 129 | 136 | 414 | 324 |
Operating segments | Capital Markets | Equity underwriting | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 27 | 30 | 72 | 66 |
Operating segments | Capital Markets | Merger & acquisition and advisory | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 78 | 85 | 279 | 200 |
Operating segments | Capital Markets | Fixed income investment banking | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 24 | 21 | 63 | 58 |
Operating segments | Capital Markets | Total other | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Other | 15 | 10 | 50 | 40 |
Operating segments | Capital Markets | Tax credit fund revenues | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 16 | 12 | 49 | 40 |
Operating segments | Asset Management | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Principal transactions | 0 | 0 | 0 | 0 |
Other | 176 | 168 | 510 | 481 |
All other | 1 | (1) | 1 | 0 |
Interest income | 1 | 0 | 3 | 1 |
Total revenues | 177 | 168 | 513 | 482 |
Interest expense | 0 | 0 | 0 | 0 |
Net revenues | 177 | 168 | 513 | 482 |
Operating segments | Asset Management | Asset management and related administrative fees | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 165 | 157 | 475 | 450 |
Operating segments | Asset Management | Total brokerage revenues | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Other | 2 | 3 | 7 | 9 |
Operating segments | Asset Management | Subtotal securities commissions | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 2 | 3 | 7 | 9 |
Operating segments | Asset Management | Mutual and other fund products | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 2 | 3 | 7 | 9 |
Operating segments | Asset Management | Insurance and annuity products | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 0 | 0 | 0 | 0 |
Operating segments | Asset Management | Equities, ETFs and fixed income products | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 0 | 0 | 0 | 0 |
Operating segments | Asset Management | Total account and service fees | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 8 | 9 | 27 | 22 |
Operating segments | Asset Management | Mutual fund and annuity service fees | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 0 | 0 | 2 | 1 |
Operating segments | Asset Management | RJBDP fees | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 1 | 1 | 3 | 3 |
Operating segments | Asset Management | Client account and other fees | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 7 | 8 | 22 | 18 |
Operating segments | Asset Management | Total investment banking | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 0 | 0 | 0 | 0 |
Operating segments | Asset Management | Equity underwriting | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 0 | 0 | 0 | 0 |
Operating segments | Asset Management | Merger & acquisition and advisory | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 0 | 0 | 0 | 0 |
Operating segments | Asset Management | Fixed income investment banking | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 0 | 0 | 0 | 0 |
Operating segments | Asset Management | Total other | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Other | 1 | (1) | 1 | 0 |
Operating segments | Asset Management | Tax credit fund revenues | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 0 | 0 | 0 | 0 |
Operating segments | RJ Bank | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Principal transactions | 0 | 0 | 1 | 1 |
Other | 7 | 8 | 20 | 17 |
All other | 7 | 8 | 19 | 16 |
Interest income | 246 | 205 | 732 | 571 |
Total revenues | 253 | 213 | 752 | 588 |
Interest expense | (38) | (25) | (122) | (56) |
Net revenues | 215 | 188 | 630 | 532 |
Operating segments | RJ Bank | Asset management and related administrative fees | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 0 | 0 | 0 | 0 |
Operating segments | RJ Bank | Total brokerage revenues | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Other | 0 | 0 | 1 | 1 |
Operating segments | RJ Bank | Subtotal securities commissions | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 0 | 0 | 0 | 0 |
Operating segments | RJ Bank | Mutual and other fund products | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 0 | 0 | 0 | 0 |
Operating segments | RJ Bank | Insurance and annuity products | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 0 | 0 | 0 | 0 |
Operating segments | RJ Bank | Equities, ETFs and fixed income products | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 0 | 0 | 0 | 0 |
Operating segments | RJ Bank | Total account and service fees | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 0 | 0 | 0 | 0 |
Operating segments | RJ Bank | Mutual fund and annuity service fees | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 0 | 0 | 0 | 0 |
Operating segments | RJ Bank | RJBDP fees | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 0 | 0 | 0 | 0 |
Operating segments | RJ Bank | Client account and other fees | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 0 | 0 | 0 | 0 |
Operating segments | RJ Bank | Total investment banking | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 0 | 0 | 0 | 0 |
Operating segments | RJ Bank | Equity underwriting | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 0 | 0 | 0 | 0 |
Operating segments | RJ Bank | Merger & acquisition and advisory | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 0 | 0 | 0 | 0 |
Operating segments | RJ Bank | Fixed income investment banking | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 0 | 0 | 0 | 0 |
Operating segments | RJ Bank | Total other | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Other | 7 | 8 | 19 | 16 |
Operating segments | RJ Bank | Tax credit fund revenues | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 0 | 0 | 0 | 0 |
Operating segments | Other and intersegment eliminations | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Total revenues | 15 | 16 | 55 | 53 |
Other and intersegment eliminations | Other and intersegment eliminations | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Principal transactions | (1) | (1) | (1) | (1) |
Other | (60) | (36) | (170) | (86) |
All other | 1 | 5 | | 20 |
Interest income | 8 | 7 | 27 | 16 |
Total revenues | (52) | (29) | (143) | (70) |
Interest expense | (15) | (12) | (42) | (43) |
Net revenues | (67) | (41) | (185) | (113) |
Other and intersegment eliminations | Other and intersegment eliminations | Asset management and related administrative fees | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | (6) | (4) | (16) | (12) |
Other and intersegment eliminations | Other and intersegment eliminations | Total brokerage revenues | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Other | (1) | (4) | (5) | (7) |
Other and intersegment eliminations | Other and intersegment eliminations | Subtotal securities commissions | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 0 | (3) | (4) | (6) |
Other and intersegment eliminations | Other and intersegment eliminations | Mutual and other fund products | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 0 | (3) | (2) | (4) |
Other and intersegment eliminations | Other and intersegment eliminations | Insurance and annuity products | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 0 | 0 | 0 | 0 |
Other and intersegment eliminations | Other and intersegment eliminations | Equities, ETFs and fixed income products | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 0 | 0 | (2) | (2) |
Other and intersegment eliminations | Other and intersegment eliminations | Total account and service fees | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | (54) | (33) | (155) | (87) |
Other and intersegment eliminations | Other and intersegment eliminations | Mutual fund and annuity service fees | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | (1) | (2) | (9) | (6) |
Other and intersegment eliminations | Other and intersegment eliminations | RJBDP fees | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | (46) | (24) | (131) | (67) |
Other and intersegment eliminations | Other and intersegment eliminations | Client account and other fees | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | (7) | (7) | (15) | (14) |
Other and intersegment eliminations | Other and intersegment eliminations | Total investment banking | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 0 | 0 | 0 | 0 |
Other and intersegment eliminations | Other and intersegment eliminations | Equity underwriting | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 0 | 0 | 0 | 0 |
Other and intersegment eliminations | Other and intersegment eliminations | Merger & acquisition and advisory | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 0 | 0 | 0 | 0 |
Other and intersegment eliminations | Other and intersegment eliminations | Fixed income investment banking | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | 0 | 0 | 0 | 0 |
Other and intersegment eliminations | Other and intersegment eliminations | Total other | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Other | 1 | 5 | 6 | 20 |
Other and intersegment eliminations | Other and intersegment eliminations | Tax credit fund revenues | | | | |
Disaggregation of Revenue [Line Items] | | | | |
Revenue from contract with customer | $ 0 | $ 0 | $ 0 | $ 0 |