Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950170-24-106821-index-headers.html | 2024-09-16 16:07:07 | |
| 0000950170-24-106821-index.html | 2024-09-16 16:07:07 | |
| 0000950170-24-106821.txt | 2024-09-16 16:07:07 | |
 0000950170-24-106821-xbrl.zip | 33984 | 2024-09-16 16:07:07 |
| FilingSummary.xml | 1719 | 2024-09-16 16:07:07 |
| Financial_Report.xlsx | 5747 | 2024-09-16 16:07:07 |
| fisi-20240916.htm | 48149 | 2024-09-16 16:07:07 |
| fisi-20240916.xsd | 25037 | 2024-09-16 16:07:07 |
| fisi-20240916_htm.xml | 4750 | 2024-09-16 16:07:07 |
| fisi-ex99_1.htm | 14253 | 2024-09-16 16:07:07 |
 img145321324_0.jpg | 25648 | 2024-09-16 16:07:07 |
 img39863266_0.jpg | 25648 | 2024-09-16 16:07:07 |
| MetaLinks.json | 18039 | 2024-09-16 16:07:07 |
| R1.htm | 39712 | 2024-09-16 16:07:07 |
| report.css | 2767 | 2024-09-16 16:07:07 |
| Show.js | 1084 | 2024-09-16 16:07:07 |