XML 105 R93.htm IDEA: XBRL DOCUMENT v3.7.0.1
Business Segments Additional Information (Details)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2016
USD ($)
Jun. 30, 2017
segment
Jun. 30, 2016
USD ($)
Segment Reporting Information [Line Items]      
Number of reportable segments | segment   5  
Lease, term of contract   10 years  
Lease, extension term   5 years  
Operating Segments [Member] | RBWM [Member]      
Segment Reporting Information [Line Items]      
Increase (decrease) in segment profit before tax during the three months ended June 30: $ (3)   $ 0
Increase (decrease) in segment total assets at June 30:     (645)
Increase (decrease) in segment total deposits at June 30:     0
Operating Segments [Member] | CMB [Member]      
Segment Reporting Information [Line Items]      
Increase (decrease) in segment profit before tax during the three months ended June 30: 2   6
Increase (decrease) in segment total assets at June 30:     0
Increase (decrease) in segment total deposits at June 30:     0
Operating Segments [Member] | GBM [Member]      
Segment Reporting Information [Line Items]      
Increase (decrease) in segment profit before tax during the three months ended June 30: (73)   (81)
Increase (decrease) in segment total assets at June 30:     (109,974)
Increase (decrease) in segment total deposits at June 30:     (8,444)
Operating Segments [Member] | PB [Member]      
Segment Reporting Information [Line Items]      
Increase (decrease) in segment profit before tax during the three months ended June 30: 0   0
Increase (decrease) in segment total assets at June 30:     0
Increase (decrease) in segment total deposits at June 30:     0
Operating Segments [Member] | CC (as compared with previously reported Other) [Member]      
Segment Reporting Information [Line Items]      
Increase (decrease) in segment profit before tax during the three months ended June 30: 74   75
Increase (decrease) in segment total assets at June 30:     110,619
Increase (decrease) in segment total deposits at June 30:     8,444
Group Reporting Basis, Other Operating Income [Member]      
Segment Reporting Information [Line Items]      
Gain from change in fair value of debt attributable to credit spread $ (41)   $ 108