Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950170-22-010660-index-headers.html | 2022-05-25 16:06:59 | |
| 0000950170-22-010660-index.html | 2022-05-25 16:06:59 | |
| 0000950170-22-010660.txt | 2022-05-25 16:06:59 | |
 0000950170-22-010660-xbrl.zip | 10786 | 2022-05-25 16:06:59 |
| FilingSummary.xml | 1741 | 2022-05-25 16:06:59 |
| Financial_Report.xlsx | 5722 | 2022-05-25 16:06:59 |
| fisi-20220525.htm | 64413 | 2022-05-25 16:06:59 |
| fisi-20220525.xsd | 2498 | 2022-05-25 16:06:59 |
| fisi-20220525_htm.xml | 4752 | 2022-05-25 16:06:59 |
| fisi-20220525_lab.xml | 13562 | 2022-05-25 16:06:59 |
| fisi-20220525_pre.xml | 9998 | 2022-05-25 16:06:59 |
| fisi-ex99_1.htm | 8211 | 2022-05-25 16:06:59 |
 img145321324_0.jpg | 36279 | 2022-05-25 16:06:59 |
| MetaLinks.json | 17649 | 2022-05-25 16:06:59 |
| R1.htm | 40346 | 2022-05-25 16:06:59 |
| report.css | 2767 | 2022-05-25 16:06:59 |
| Show.js | 1085 | 2022-05-25 16:06:59 |