Quarterly report pursuant to Section 13 or 15(d)

Goodwill and Intangible Assets - Schedule of Goodwill (Details)

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Goodwill and Intangible Assets - Schedule of Goodwill (Details) - USD ($)
 3 Months Ended
Jun. 30, 2017
Dec. 31, 2016
Goodwill [Line Items]    
Total goodwill $ 68,969,000,000 $ 68,969,000,000
Less: Goodwill of business held for sale 0 (775,000,000)
Goodwill impairment 0  
Operating Segments | Consumer Banking    
Goodwill [Line Items]    
Total goodwill 30,123,000,000 30,123,000,000
Operating Segments | Global Wealth & Investment Management    
Goodwill [Line Items]    
Total goodwill 9,681,000,000 9,681,000,000
Operating Segments | Global Banking    
Goodwill [Line Items]    
Total goodwill 23,923,000,000 23,923,000,000
Operating Segments | Global Markets    
Goodwill [Line Items]    
Total goodwill 5,197,000,000 5,197,000,000
All Other    
Goodwill [Line Items]    
All Other $ 45,000,000 $ 820,000,000