Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950170-24-038907-index-headers.html | 2024-04-01 09:00:12 | |
| 0000950170-24-038907-index.html | 2024-04-01 09:00:12 | |
| 0000950170-24-038907.txt | 2024-04-01 09:00:12 | |
 0000950170-24-038907-xbrl.zip | 79329 | 2024-04-01 09:00:12 |
| FilingSummary.xml | 1662 | 2024-04-01 09:00:12 |
| Financial_Report.xlsx | 5748 | 2024-04-01 09:00:12 |
| fisi-20240401.htm | 54071 | 2024-04-01 09:00:12 |
| fisi-20240401.xsd | 25037 | 2024-04-01 09:00:12 |
| fisi-20240401_htm.xml | 4750 | 2024-04-01 09:00:12 |
| fisi-ex2_1.htm | 555663 | 2024-04-01 09:00:12 |
| fisi-ex99_1.htm | 16916 | 2024-04-01 09:00:12 |
 img145321324_0.jpg | 950180 | 2024-04-01 09:00:12 |
| MetaLinks.json | 17986 | 2024-04-01 09:00:12 |
| R1.htm | 39715 | 2024-04-01 09:00:12 |
| report.css | 2767 | 2024-04-01 09:00:12 |
| Show.js | 1084 | 2024-04-01 09:00:12 |