Quarterly report pursuant to Section 13 or 15(d)

Pension and Postretirement Plans (Details)

v2.4.0.6
Pension and Postretirement Plans (Details) (USD $)
Share data in Millions, unless otherwise specified
 3 Months Ended 9 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2012
Sep. 30, 2011
Defined Benefit Plan Disclosure [Line Items]        
Increase in fair value of plan assets     $ 431,000,000  
Defined benefit plan, curtailments     889,000,000  
Increase in net plan assets, amendment     1,300,000,000  
Change in accumulated OCI, plan amendment     1,300,000,000  
Change in accumulated OCI, plan amendment, net of tax     832,000,000  
Loss due to curtailments     58,000,000  
Defined benefit plan, assumed discount rate 4.95%   4.95%  
Restricted Stock Units (RSUs) [Member]
        
Pensions And Postretirement Benefits (Textuals) [Abstract]        
Restricted Stock Units Authorized To Be Converted to Common Stock Upon Vesting 7   7  
Key Associate Stock Plan [Member]
        
Pensions And Postretirement Benefits (Textuals) [Abstract]        
Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures     289  
Qualified Pension Plans [Member]
        
Net Periodic benefit cost (income)        
Service cost 5,000,000 105,000,000 236,000,000 317,000,000
Interest cost 170,000,000 187,000,000 511,000,000 560,000,000
Expected return on plan assets (313,000,000) (323,000,000) (934,000,000) (972,000,000)
Amortization of transition obligation 0 0 0 0
Amortization of prior service cost (credits) 0 5,000,000 9,000,000 15,000,000
Amortization of net actuarial loss (gain) 116,000,000 96,000,000 354,000,000 290,000,000
Recognized loss due to settlements and curtailments     58,000,000 0
Net periodic benefit cost (income) (22,000,000) 70,000,000 234,000,000 210,000,000
Nonqualified and Other Pension Plans [Member]
        
Net Periodic benefit cost (income)        
Service cost 0 [1] 1,000,000 [1] 0 [1] 2,000,000 [1]
Interest cost 34,000,000 [1] 39,000,000 [1] 104,000,000 [1] 115,000,000 [1]
Expected return on plan assets (38,000,000) [1] (36,000,000) [1] (114,000,000) [1] (106,000,000) [1]
Amortization of transition obligation 0 [1] 0 [1] 0 [1] 0 [1]
Amortization of prior service cost (credits) 0 [1] (2,000,000) [1] (4,000,000) [1] (6,000,000) [1]
Amortization of net actuarial loss (gain) 2,000,000 [1] 4,000,000 [1] 7,000,000 [1] 12,000,000 [1]
Recognized loss due to settlements and curtailments     4,000,000 [1] 3,000,000 [1]
Net periodic benefit cost (income) (2,000,000) [1] 6,000,000 [1] (3,000,000) [1] 20,000,000 [1]
Pensions And Postretirement Benefits (Textuals) [Abstract]        
Defined Benefit Plan, Estimated Future Employer Contributions in Current Fiscal Year 124,000,000   124,000,000  
Contribution made under group annuity contract     90,000,000  
Postretirement Health and Life Plans [Member]
        
Net Periodic benefit cost (income)        
Service cost 3,000,000 4,000,000 10,000,000 11,000,000
Interest cost 19,000,000 20,000,000 55,000,000 60,000,000
Expected return on plan assets (3,000,000) (3,000,000) (6,000,000) (7,000,000)
Amortization of transition obligation 15,000,000 8,000,000 31,000,000 24,000,000
Amortization of prior service cost (credits) 2,000,000 1,000,000 4,000,000 3,000,000
Amortization of net actuarial loss (gain) (21,000,000) (4,000,000) (31,000,000) (13,000,000)
Recognized loss due to settlements and curtailments     0 0
Net periodic benefit cost (income) 15,000,000 26,000,000 63,000,000 78,000,000
Pensions And Postretirement Benefits (Textuals) [Abstract]        
Defined Benefit Plan, Estimated Future Employer Contributions in Current Fiscal Year 115,000,000   115,000,000  
Contribution made under group annuity contract     87,000,000  
Non-U.S. Pension Plans [Member]
        
Net Periodic benefit cost (income)        
Service cost 10,000,000 12,000,000 30,000,000 33,000,000
Interest cost 25,000,000 27,000,000 74,000,000 75,000,000
Expected return on plan assets (36,000,000) (31,000,000) (105,000,000) (87,000,000)
Amortization of transition obligation 0 0 0 0
Amortization of prior service cost (credits) 0 0 0 0
Amortization of net actuarial loss (gain) (2,000,000) 0 (6,000,000) 0
Recognized loss due to settlements and curtailments     0 0
Net periodic benefit cost (income) (3,000,000) 8,000,000 (7,000,000) 21,000,000
Pensions And Postretirement Benefits (Textuals) [Abstract]        
Defined Benefit Plan, Estimated Future Employer Contributions in Current Fiscal Year 114,000,000   114,000,000  
Contribution made under group annuity contract     $ 104,000,000  
[1] Includes nonqualified pension plans and the terminated Merrill Lynch U.S. pension plan.