| Allowance for loan and lease losses |
| Commercial - domestic |
 |
$ |
1,420 |
 |
21.6 |
% |
 |
$ |
2,231 |
 |
32.5 |
% |
 |
$ |
1,901 |
 |
27.7 |
% |
 |
$ |
1,926 |
 |
28.2 |
% |
 |
$ |
1,818 |
 |
26.6 |
% |
| Commercial - foreign |
 |
619 |
 |
9.4 |
 |
 |
855 |
 |
12.5 |
 |
 |
730 |
 |
10.6 |
 |
 |
778 |
 |
11.4 |
 |
 |
901 |
 |
13.2 |
 |
| Commercial real estate - domestic |
 |
404 |
 |
6.2 |
 |
 |
430 |
 |
6.3 |
 |
 |
897 |
 |
13.0 |
 |
 |
973 |
 |
14.2 |
 |
 |
916 |
 |
13.4 |
 |
| Commercial real estate - foreign |
 |
9 |
 |
0.1 |
 |
 |
9 |
 |
0.1 |
 |
 |
8 |
 |
0.1 |
 |
 |
7 |
 |
0.1 |
 |
 |
11 |
 |
0.2 |
 |
 |
 |
 |
 |
| Total commercial |
 |
2,452 |
 |
37.3 |
 |
 |
3,525 |
 |
51.4 |
 |
 |
3,536 |
 |
51.4 |
 |
 |
3,684 |
 |
53.9 |
 |
 |
3,646 |
 |
53.4 |
 |
 |
 |
 |
 |
| Residential mortgage |
 |
149 |
 |
2.3 |
 |
 |
108 |
 |
1.6 |
 |
 |
145 |
 |
2.1 |
 |
 |
151 |
 |
2.2 |
 |
 |
160 |
 |
2.3 |
 |
| Home equity lines |
 |
61 |
 |
0.9 |
 |
 |
49 |
 |
0.7 |
 |
 |
83 |
 |
1.2 |
 |
 |
77 |
 |
1.1 |
 |
 |
60 |
 |
0.9 |
 |
| Direct/Indirect consumer |
 |
340 |
 |
5.2 |
 |
 |
361 |
 |
5.3 |
 |
 |
367 |
 |
5.3 |
 |
 |
320 |
 |
4.7 |
 |
 |
355 |
 |
5.2 |
 |
| Consumer finance |
 |
376 |
 |
5.7 |
 |
 |
323 |
 |
4.7 |
 |
 |
433 |
 |
6.3 |
 |
 |
722 |
 |
10.6 |
 |
 |
712 |
 |
10.4 |
 |
| Credit card |
 |
1,602 |
 |
24.3 |
 |
 |
1,031 |
 |
15.1 |
 |
 |
821 |
 |
12.0 |
 |
 |
549 |
 |
8.0 |
 |
 |
348 |
 |
5.1 |
 |
| Foreign consumer |
 |
8 |
 |
0.1 |
 |
 |
9 |
 |
0.1 |
 |
 |
10 |
 |
0.1 |
 |
 |
11 |
 |
0.2 |
 |
 |
11 |
 |
0.2 |
 |
 |
 |
 |
 |
| Total consumer |
 |
2,536 |
 |
38.5 |
 |
 |
1,881 |
 |
27.5 |
 |
 |
1,859 |
 |
27.0 |
 |
 |
1,830 |
 |
26.8 |
 |
 |
1,646 |
 |
24.1 |
 |
 |
 |
 |
 |
| General |
 |
1,175 |
 |
17.9 |
 |
 |
952 |
 |
13.9 |
 |
 |
883 |
 |
12.9 |
 |
 |
851 |
 |
12.4 |
 |
 |
1,022 |
 |
15.0 |
 |
 |
 |
 |
 |
| Allowance for loan and lease losses |
 |
$ |
6,163 |
 |
93.7 |
% |
 |
$ |
6,358 |
 |
92.8 |
% |
 |
$ |
6,278 |
 |
91.3 |
% |
 |
$ |
6,365 |
 |
93.1 |
% |
 |
$ |
6,314 |
 |
92.5 |
% |
 |
 |
 |
 |
| Reserve for unfunded lending commitments |
| Commercial - domestic |
 |
$ |
80 |
 |
1.2 |
% |
 |
$ |
160 |
 |
2.3 |
% |
 |
$ |
73 |
 |
1.1 |
% |
 |
$ |
67 |
 |
1.0 |
% |
 |
$ |
57 |
 |
0.8 |
% |
| Commercial - foreign |
 |
60 |
 |
0.9 |
 |
 |
32 |
 |
0.5 |
 |
 |
36 |
 |
0.5 |
 |
 |
18 |
 |
0.3 |
 |
 |
29 |
 |
0.4 |
 |
| Commercial real estate |
 |
5 |
 |
0.1 |
 |
 |
9 |
 |
0.1 |
 |
 |
27 |
 |
0.4 |
 |
 |
16 |
 |
0.2 |
 |
 |
11 |
 |
0.2 |
 |
 |
 |
 |
 |
| Total commercial |
 |
145 |
 |
2.2 |
 |
 |
201 |
 |
2.9 |
 |
 |
136 |
 |
2.0 |
 |
 |
101 |
 |
1.5 |
 |
 |
97 |
 |
1.4 |
 |
| General |
 |
271 |
 |
4.1 |
 |
 |
292 |
 |
4.3 |
 |
 |
461 |
 |
6.7 |
 |
 |
372 |
 |
5.4 |
 |
 |
417 |
 |
6.1 |
 |
 |
 |
 |
 |
| Reserve for unfunded lending commitments |
 |
$ |
416 |
 |
6.3 |
% |
 |
$ |
493 |
 |
7.2 |
% |
 |
$ |
597 |
 |
8.7 |
% |
 |
$ |
473 |
 |
6.9 |
% |
 |
$ |
514 |
 |
7.5 |
% |
 |
 |
 |
 |
| Total |
 |
$ |
6,579 |
 |
100.0 |
% |
 |
$ |
6,851 |
 |
100.0 |
% |
 |
$ |
6,875 |
 |
100.0 |
% |
 |
$ |
6,838 |
 |
100.0 |
% |
 |
$ |
6,828 |
 |
100.0 |
% |
 |
 |
 |
 |