| Allowance for loan and lease losses, January 1 |
 |
$ |
6,358 |
 |
 |
$ |
6,278 |
 |
 |
$ |
6,365 |
 |
 |
$ |
6,314 |
 |
 |
$ |
6,557 |
 |
 |
 |
 |
 |
| Loans and leases charged off |
| Commercial - domestic |
 |
 |
(989 |
) |
 |
 |
(1,793 |
) |
 |
 |
(2,120 |
) |
 |
 |
(1,412 |
) |
 |
 |
(820 |
) |
| Commercial - foreign |
 |
 |
(408 |
) |
 |
 |
(566 |
) |
 |
 |
(249 |
) |
 |
 |
(117 |
) |
 |
 |
(161 |
) |
| Commercial real estate - domestic |
 |
 |
(46 |
) |
 |
 |
(45 |
) |
 |
 |
(46 |
) |
 |
 |
(31 |
) |
 |
 |
(19 |
) |
| Commercial real estate - foreign |
 |
 |
- |
 |
 |
 |
- |
 |
 |
 |
- |
 |
 |
 |
(1 |
) |
 |
 |
(1 |
) |
 |
 |
 |
 |
| Total commercial |
 |
 |
(1,443 |
) |
 |
 |
(2,404 |
) |
 |
 |
(2,415 |
) |
 |
 |
(1,561 |
) |
 |
 |
(1,001 |
) |
 |
 |
 |
 |
| Residential mortgage |
 |
 |
(64 |
) |
 |
 |
(56 |
) |
 |
 |
(39 |
) |
 |
 |
(36 |
) |
 |
 |
(35 |
) |
| Home equity lines |
 |
 |
(38 |
) |
 |
 |
(40 |
) |
 |
 |
(32 |
) |
 |
 |
(29 |
) |
 |
 |
(24 |
) |
| Direct/Indirect consumer |
 |
 |
(322 |
) |
 |
 |
(355 |
) |
 |
 |
(389 |
) |
 |
 |
(395 |
) |
 |
 |
(434 |
) |
| Consumer finance(1) |
 |
 |
(280 |
) |
 |
 |
(333 |
) |
 |
 |
(1,137 |
) |
 |
 |
(512 |
) |
 |
 |
(445 |
) |
| Credit card |
 |
 |
(1,657 |
) |
 |
 |
(1,210 |
) |
 |
 |
(753 |
) |
 |
 |
(392 |
) |
 |
 |
(571 |
) |
| Other consumer domestic |
 |
 |
(57 |
) |
 |
 |
(57 |
) |
 |
 |
(73 |
) |
 |
 |
(66 |
) |
 |
 |
(52 |
) |
| Foreign consumer |
 |
 |
(6 |
) |
 |
 |
(5 |
) |
 |
 |
(6 |
) |
 |
 |
(4 |
) |
 |
 |
(20 |
) |
 |
 |
 |
 |
| Total consumer |
 |
 |
(2,424 |
) |
 |
 |
(2,056 |
) |
 |
 |
(2,429 |
) |
 |
 |
(1,434 |
) |
 |
 |
(1,581 |
) |
 |
 |
 |
 |
| Total loans and leases charged off |
 |
 |
(3,867 |
) |
 |
 |
(4,460 |
) |
 |
 |
(4,844 |
) |
 |
 |
(2,995 |
) |
 |
 |
(2,582 |
) |
 |
 |
 |
 |
| Recoveries of loans and leases previously charged off |
| Commercial - domestic |
 |
 |
232 |
 |
 |
 |
322 |
 |
 |
 |
171 |
 |
 |
 |
125 |
 |
 |
 |
109 |
 |
| Commercial - foreign |
 |
 |
102 |
 |
 |
 |
45 |
 |
 |
 |
41 |
 |
 |
 |
31 |
 |
 |
 |
17 |
 |
| Commercial real estate - domestic |
 |
 |
5 |
 |
 |
 |
8 |
 |
 |
 |
7 |
 |
 |
 |
18 |
 |
 |
 |
25 |
 |
| Commercial real estate - foreign |
 |
 |
- |
 |
 |
 |
- |
 |
 |
 |
- |
 |
 |
 |
3 |
 |
 |
 |
- |
 |
 |
 |
 |
 |
| Total commercial |
 |
 |
339 |
 |
 |
 |
375 |
 |
 |
 |
219 |
 |
 |
 |
177 |
 |
 |
 |
151 |
 |
 |
 |
 |
 |
| Residential mortgage |
 |
 |
24 |
 |
 |
 |
14 |
 |
 |
 |
13 |
 |
 |
 |
9 |
 |
 |
 |
7 |
 |
| Home equity lines |
 |
 |
26 |
 |
 |
 |
14 |
 |
 |
 |
13 |
 |
 |
 |
9 |
 |
 |
 |
12 |
 |
| Direct/Indirect consumer |
 |
 |
141 |
 |
 |
 |
145 |
 |
 |
 |
139 |
 |
 |
 |
149 |
 |
 |
 |
150 |
 |
| Consumer finance |
 |
 |
68 |
 |
 |
 |
78 |
 |
 |
 |
111 |
 |
 |
 |
178 |
 |
 |
 |
170 |
 |
| Credit card |
 |
 |
143 |
 |
 |
 |
116 |
 |
 |
 |
81 |
 |
 |
 |
54 |
 |
 |
 |
76 |
 |
| Other consumer domestic |
 |
 |
19 |
 |
 |
 |
21 |
 |
 |
 |
23 |
 |
 |
 |
18 |
 |
 |
 |
13 |
 |
| Foreign consumer |
 |
 |
1 |
 |
 |
 |
- |
 |
 |
 |
1 |
 |
 |
 |
1 |
 |
 |
 |
3 |
 |
 |
 |
 |
 |
| Total consumer |
 |
 |
422 |
 |
 |
 |
388 |
 |
 |
 |
381 |
 |
 |
 |
418 |
 |
 |
 |
431 |
 |
 |
 |
 |
 |
| Total recoveries of loans and leases previously charged off |
 |
 |
761 |
 |
 |
 |
763 |
 |
 |
 |
600 |
 |
 |
 |
595 |
 |
 |
 |
582 |
 |
 |
 |
 |
 |
| Net charge-offs |
 |
 |
(3,106 |
) |
 |
 |
(3,697 |
) |
 |
 |
(4,244 |
) |
 |
 |
(2,400 |
) |
 |
 |
(2,000 |
) |
 |
 |
 |
 |
| Provision for loan and lease losses(2) |
 |
 |
2,916 |
 |
 |
 |
3,801 |
 |
 |
 |
4,163 |
 |
 |
 |
2,576 |
 |
 |
 |
1,871 |
 |
| Other, net |
 |
 |
(5 |
) |
 |
 |
(24 |
) |
 |
 |
(6 |
) |
 |
 |
(125 |
) |
 |
 |
(114 |
) |
 |
 |
 |
 |
| Allowance for loan and lease losses, December 31 |
 |
$ |
6,163 |
 |
 |
$ |
6,358 |
 |
 |
$ |
6,278 |
 |
 |
$ |
6,365 |
 |
 |
$ |
6,314 |
 |
 |
 |
 |
 |
| Reserve for unfunded lending commitments, January 1 |
 |
$ |
493 |
 |
 |
$ |
597 |
 |
 |
$ |
473 |
 |
 |
$ |
514 |
 |
 |
$ |
565 |
 |
| Provision for unfunded lending commitments |
 |
 |
(77 |
) |
 |
 |
(104 |
) |
 |
 |
124 |
 |
 |
 |
(41 |
) |
 |
 |
(51 |
) |
 |
 |
 |
 |
| Reserve for unfunded lending commitments, December 31 |
 |
$ |
416 |
 |
 |
$ |
493 |
 |
 |
$ |
597 |
 |
 |
$ |
473 |
 |
 |
$ |
514 |
 |
 |
 |
 |
 |
| Total |
 |
$ |
6,579 |
 |
 |
$ |
6,851 |
 |
 |
$ |
6,875 |
 |
 |
$ |
6,838 |
 |
 |
$ |
6,828 |
 |
 |
 |
 |
 |
| Loans and leases outstanding at December 31 |
 |
$ |
371,463 |
 |
 |
$ |
342,755 |
 |
 |
$ |
329,153 |
 |
 |
$ |
392,193 |
 |
 |
$ |
370,662 |
 |
| Allowance for loan and lease losses as a percentage of loans |
| and leases outstanding at December 31 |
 |
 |
1.66 |
% |
 |
 |
1.85 |
% |
 |
 |
1.91 |
% |
 |
 |
1.62 |
% |
 |
 |
1.70 |
% |
| Average loans and leases outstanding during the year |
 |
$ |
356,148 |
 |
 |
$ |
336,819 |
 |
 |
$ |
365,447 |
 |
 |
$ |
392,622 |
 |
 |
$ |
362,783 |
 |
| Net charge-offs as a percentage of average outstanding loans |
| and leases during the year |
 |
 |
0.87 |
% |
 |
 |
1.10 |
% |
 |
 |
1.16 |
% |
 |
 |
0.61 |
% |
 |
 |
0.55 |
% |
| Allowance for loan and lease losses as a percentage of nonperforming |
| loans at December 31 |
 |
 |
215 |
 |
 |
 |
126 |
 |
 |
 |
139 |
 |
 |
 |
122 |
 |
 |
 |
208 |
 |
| Ratio of allowance for loan and lease losses at December 31 to |
| net charge-offs |
 |
 |
1.98 |
 |
 |
 |
1.72 |
 |
 |
 |
1.48 |
 |
 |
 |
2.65 |
 |
 |
 |
3.16 |
 |
 |
 |
 |
 |