Annual report pursuant to Section 13 and 15(d)

Outstanding Loans and Leases - Commercial Loans - Impaired Loans (Details)

v3.8.0.1
Outstanding Loans and Leases - Commercial Loans - Impaired Loans (Details) - Commercial Portfolio Segment - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Financing Receivable, Impaired [Line Items]      
Lending commitments $ 205 $ 461  
Real estate acquired through foreclosure 52 14  
United States      
Unpaid Principal Balance      
With no recorded allowance 576 860  
With an allowance recorded 1,393 2,018  
Total 1,969 2,878  
Carrying Value      
With no recorded allowance 571 827  
With an allowance recorded 1,109 1,569  
Total 1,680 2,396  
Related Allowance 98 132  
Average Carrying Value      
With no recorded allowance 772 787 $ 688
With an allowance recorded 1,260 1,569 953
Total 2,032 2,356 1,641
Interest Income Recognized      
With no recorded allowance 12 14 14
With an allowance recorded 33 59 48
Total 45 73 62
Non United States      
Unpaid Principal Balance      
With no recorded allowance 14 130  
With an allowance recorded 528 545  
Total 542 675  
Carrying Value      
With no recorded allowance 11 130  
With an allowance recorded 507 432  
Total 518 562  
Related Allowance 58 104  
Average Carrying Value      
With no recorded allowance 46 34 29
With an allowance recorded 463 409 125
Total 509 443 154
Interest Income Recognized      
With no recorded allowance 0 1 1
With an allowance recorded 13 14 7
Total 13 15 8
Commercial Real Estate      
Unpaid Principal Balance      
With no recorded allowance 83 77  
With an allowance recorded 133 243  
Total 216 320  
Carrying Value      
With no recorded allowance 80 71  
With an allowance recorded 41 96  
Total 121 167  
Related Allowance 4 10  
Average Carrying Value      
With no recorded allowance 69 67 75
With an allowance recorded 73 92 216
Total 142 159 291
Interest Income Recognized      
With no recorded allowance 1 0 1
With an allowance recorded 2 4 7
Total 3 4 8
Commercial lease financing      
Unpaid Principal Balance      
With an allowance recorded 20 6  
Total 20 6  
Carrying Value      
With an allowance recorded 18 4  
Total 18 4  
Related Allowance 3 0  
Average Carrying Value      
With an allowance recorded 8 2 0
Total 8 2 0
Interest Income Recognized      
With an allowance recorded 0 0 0
Total 0 0 0
Small Business Commercial      
Unpaid Principal Balance      
With an allowance recorded 84 85  
Total 84 85  
Carrying Value      
With an allowance recorded 70 73  
Total 70 73  
Related Allowance 27 27  
Average Carrying Value      
With an allowance recorded 73 87 109
Total 73 87 109
Interest Income Recognized      
With an allowance recorded 0 1 1
Total $ 0 $ 1 $ 1