Annual report pursuant to Section 13 and 15(d)

Performance by Geographical Area (Details)

v3.8.0.1
Performance by Geographical Area (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Revenues from External Customers and Long-Lived Assets [Line Items]      
Total assets $ 2,281,234 $ 2,188,067  
Total revenue, net of interest expense 87,352 83,701 $ 82,965
Income before income taxes 29,213 25,021 22,187
Net income 18,232 17,822 15,910
U.S.      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Total assets 1,965,490 1,901,043  
Total revenue, net of interest expense 74,830 72,418 72,117
Income before income taxes 25,108 22,282 20,181
Net income 15,550 16,183 14,711
Asia      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Total assets 103,255 85,410  
Total revenue, net of interest expense 3,405 3,365 3,524
Income before income taxes 676 674 726
Net income 464 488 457
Europe, Middle East and Africa      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Total assets 189,661 174,934  
Total revenue, net of interest expense 7,907 6,608 6,081
Income before income taxes 2,990 1,705 938
Net income 1,926 925 516
Latin America and the Caribbean      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Total assets 22,828 26,680  
Total revenue, net of interest expense 1,210 1,310 1,243
Income before income taxes 439 360 342
Net income 292 226 226
Total Non-U.S.      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Total assets 315,744 287,024  
Total revenue, net of interest expense 12,522 11,283 10,848
Income before income taxes 4,105 2,739 2,006
Net income $ 2,682 $ 1,639 $ 1,199