Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950170-23-014796-index-headers.html | 2023-04-26 16:08:06 | |
| 0000950170-23-014796-index.html | 2023-04-26 16:08:06 | |
| 0000950170-23-014796.txt | 2023-04-26 16:08:06 | |
 0000950170-23-014796-xbrl.zip | 52932 | 2023-04-26 16:08:06 |
| FilingSummary.xml | 1739 | 2023-04-26 16:08:06 |
| Financial_Report.xlsx | 5756 | 2023-04-26 16:08:06 |
| fisi-20230426.htm | 70248 | 2023-04-26 16:08:06 |
| fisi-20230426.xsd | 2472 | 2023-04-26 16:08:06 |
| fisi-20230426_htm.xml | 4750 | 2023-04-26 16:08:06 |
| fisi-20230426_lab.xml | 13474 | 2023-04-26 16:08:06 |
| fisi-20230426_pre.xml | 9902 | 2023-04-26 16:08:06 |
| fisi-ex99_1.htm | 2086277 | 2023-04-26 16:08:06 |
 img145321324_0.jpg | 950180 | 2023-04-26 16:08:06 |
| MetaLinks.json | 18099 | 2023-04-26 16:08:06 |
| R1.htm | 39722 | 2023-04-26 16:08:06 |
| report.css | 2767 | 2023-04-26 16:08:06 |
| Show.js | 1085 | 2023-04-26 16:08:06 |