Quarterly report pursuant to Section 13 or 15(d)

Business Segment Information - Segments' Total Assets (Details)

v3.10.0.1
Business Segment Information - Segments' Total Assets (Details) - USD ($)
$ in Millions
Jun. 30, 2018
Dec. 31, 2017
Jun. 30, 2017
Segments’ total assets      
Total assets $ 2,291,670 $ 2,281,234 $ 2,254,714
Operating Segments      
Segments’ total assets      
Total assets 2,101,181   2,053,690
ALM activities      
Segments’ total assets      
Total assets 631,777   620,507
Other      
Segments’ total assets      
Total assets 80,901   98,178
Elimination of segment asset allocations to match liabilities      
Segments’ total assets      
Total assets $ (522,189)   $ (517,661)