v2.4.0.6
Financial Information for Reportable Segments (Detail) (USD $)
In Millions, unless otherwise specified
 3 Months Ended 9 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2012
Sep. 30, 2011
Net Revenues:        
Asset management and administration fees $ 524 $ 466 $ 1,504 $ 1,470
Net interest revenue 439 443 1,331 1,330
Trading revenue 204 248 666 694
Other 42 45 209 [1] 119 [1]
Provision for loan losses (10) (8) (14) (13)
Net impairment losses on securities (3) [2] (13) [2] (28) [2] (22) [2]
Total net revenues 1,196 1,181 3,668 3,578
Expenses Excluding Interest 835 821 2,562 2,438
Income before taxes on income 361 360 1,106 1,140
Taxes on income 114 140 389 439
Net income 247 220 717 701
Investor Services
        
Net Revenues:        
Asset management and administration fees 285 254 816 805
Net interest revenue 367 377 1,117 1,137
Trading revenue 136 166 446 462
Other 22 25 76 [1] 61 [1]
Provision for loan losses (9) (7) (12) (11)
Net impairment losses on securities (2) (12) (24) (20)
Total net revenues 799 803 2,419 2,434
Expenses Excluding Interest 571 561 1,764 1,662
Income before taxes on income 228 242 655 772
Institutional Services
        
Net Revenues:        
Asset management and administration fees 238 212 688 665
Net interest revenue 72 66 214 193
Trading revenue 69 82 221 232
Other 20 19 61 [1] 57 [1]
Provision for loan losses (1) (1) (2) (2)
Net impairment losses on securities (1) (1) (4) (2)
Total net revenues 397 377 1,178 1,143
Expenses Excluding Interest 264 259 798 777
Income before taxes on income 133 118 380 366
Unallocated
        
Net Revenues:        
Asset management and administration fees 1      
Trading revenue (1)   (1)  
Other   1 72 [1] 1 [1]
Total net revenues   1 71 1
Expenses Excluding Interest   1   (1)
Income before taxes on income     $ 71 $ 2
[1] Unallocated amount includes a pre-tax gain of $70 million relating to a confidential resolution of a vendor dispute in the second quarter of 2012.
[2] Net impairment losses on securities include total other-than-temporary impairment losses of $1 million and $2 million, net of $(2) million and $(11) million recognized in other comprehensive income, for the three months ended September 30, 2012 and 2011, respectively. Net impairment losses on securities include total other-than-temporary impairment losses of $15 million and $13 million, net of $(13) million and $(9) million recognized in other comprehensive income, for the nine months ended September 30, 2012 and 2011, respectively.