v2.4.0.6
Financial Information for Reportable Segments (Detail) (USD $)
In Millions, unless otherwise specified
 3 Months Ended 12 Months Ended
Dec. 31, 2012
Sep. 30, 2012
Jun. 30, 2012
Mar. 31, 2012
Dec. 31, 2011
Sep. 30, 2011
Jun. 30, 2011
Mar. 31, 2011
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Net Revenues                      
Asset management and administration fees                 $ 2,043 $ 1,928 $ 1,822
Net interest revenue                 1,764 1,725 1,524
Trading revenue                 868 927 830
Other - net                 256 [1] 160 [1] 135 [1]
Provision for loan losses                 (16) (18) (27)
Net impairment losses on securities                 (32) [2] (31) [2] (36) [2]
Total net revenues 1,215 1,196 1,283 1,189 1,113 1,181 1,190 1,207 4,883 4,691 4,248
Expenses Excluding Interest 871 835 851 876 861 821 804 813 3,433 [3] 3,299 [3] 3,469 [3]
Income before taxes on income                 1,450 1,392 779
Taxes on income                 522 528 325
Net Income 211 247 275 195 163 220 238 243 928 864 454
Capital expenditures                 138 190 127
Depreciation and amortization                 196 155 146
Investor Services
                      
Net Revenues                      
Asset management and administration fees                 1,109 1,053 976
Net interest revenue                 1,479 1,468 1,297
Trading revenue                 574 625 557
Other - net                 108 [1] 85 [1] 70 [1]
Provision for loan losses                 (14) (15) (23)
Net impairment losses on securities                 (28) (27) (32)
Total net revenues                 3,228 3,189 2,845
Expenses Excluding Interest                 2,363 [3] 2,261 [3] 2,065 [3]
Income before taxes on income                 865 928 780
Capital expenditures                 91 120 91
Depreciation and amortization                 148 108 93
Institutional Services
                      
Net Revenues                      
Asset management and administration fees                 934 875 846
Net interest revenue                 285 257 227
Trading revenue                 293 302 273
Other - net                 77 [1] 75 [1] 65 [1]
Provision for loan losses                 (2) (3) (4)
Net impairment losses on securities                 (4) (4) (4)
Total net revenues                 1,583 1,502 1,403
Expenses Excluding Interest                 1,069 [3] 1,039 [3] 960 [3]
Income before taxes on income                 514 463 443
Capital expenditures                 47 70 36
Depreciation and amortization                 48 47 52
Unallocated
                      
Net Revenues                      
Trading revenue                 1    
Other - net                 71 [1]    
Total net revenues                 72    
Expenses Excluding Interest                 1 [3] (1) [3] 444 [3]
Income before taxes on income                 71 1 (444)
Depreciation and amortization                     $ 1
[1] Unallocated amount includes a pre-tax gain of $70 million relating to a confidential resolution of a vendor dispute in 2012.
[2] Net impairment losses on securities include total other-than-temporary impairment losses of $15 million, $18 million, and $41 million, net of $(17) million, $(13) million, and $5 million recognized in other comprehensive income in 2012, 2011, and 2010, respectively.
[3] Unallocated amount primarily includes class action litigation and regulatory reserves of $320 million and money market mutual fund charges of $132 million in 2010.