Quarterly report pursuant to Section 13 or 15(d)

Segment and Geographic Information (Details)

v2.4.0.6
Segment and Geographic Information (Details) (USD $)
In Millions, unless otherwise specified
 3 Months Ended 9 Months Ended
Sep. 30, 2012
Sep. 30, 2011
Sep. 30, 2012
Sep. 30, 2011
Revenue from External Customers and Long-lived Assets [Line Items]        
Revenues, Net of Interest Expense $ 4,517 $ 5,870 $ 14,295 $ 20,632
Net gain (loss) due to changes in credit spreads on carrying values of certain long-term borrowings (288) [1] 759 [1] (893) [1] 692 [1]
Total Non-U.S.
        
Revenue from External Customers and Long-lived Assets [Line Items]        
Revenues, Net of Interest Expense 1,606 1,646 5,808 6,511
Net gain (loss) due to changes in credit spreads on carrying values of certain long-term borrowings (800) 2,900 (3,000) 2,700
Europe, Middle East, and Africa
        
Revenue from External Customers and Long-lived Assets [Line Items]        
Revenues, Net of Interest Expense 906 568 3,269 3,217
Pacific Rim
        
Revenue from External Customers and Long-lived Assets [Line Items]        
Revenues, Net of Interest Expense 354 692 1,461 2,028
Latin America
        
Revenue from External Customers and Long-lived Assets [Line Items]        
Revenues, Net of Interest Expense 288 312 870 1,039
Canada
        
Revenue from External Customers and Long-lived Assets [Line Items]        
Revenues, Net of Interest Expense 58 74 208 227
United States [Member]
        
Revenue from External Customers and Long-lived Assets [Line Items]        
Revenues, Net of Interest Expense $ 2,911 [2],[3] $ 4,224 [2],[3] $ 8,487 [2],[3] $ 14,121 [2],[3]
[1] At September 30, 2012 and December 31, 2011, Merrill Lynch's cumulative DVA reduced the derivative liabilities balance by $0.5 billion and $1.1 billion
[2] Corporate net revenues and adjustments are reflected in the U.S. region.
[3] U.S. results for the three and nine months ended September 30, 2012 included net losses of $0.8 billion and $3.0 billion, respectively, due to the impact of the changes in Merrill Lynch’s credit spreads on the carrying values of certain long-term borrowings, primarily structured notes. U.S. results for the three and nine months ended September 30, 2011 included net gains of $2.9 billion and $2.7 billion, respectively, due to the impact of changes in Merrill Lynch's credit spreads on the carrying values of certain long-term borrowings, primarily structured notes.