Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000860413-19-000145-index-headers.html | 2019-10-23 17:55:36 | |
| 0000860413-19-000145-index.html | 2019-10-23 17:55:36 | |
| 0000860413-19-000145.txt | 2019-10-23 17:55:36 | |
 0000860413-19-000145-xbrl.zip | 45394 | 2019-10-23 17:55:36 |
 fibbancsyst2line4ca23.jpg | 223148 | 2019-10-23 17:55:36 |
| fibk-20191023.xsd | 4557 | 2019-10-23 17:55:36 |
| fibk-20191023x8k.htm | 49419 | 2019-10-23 17:55:36 |
| fibk-20191023x8kpr.htm | 900432 | 2019-10-23 17:55:36 |
| fibk-20191023x8k_htm.xml | 4344 | 2019-10-23 17:55:36 |
| fibk-20191023_cal.xml | 600 | 2019-10-23 17:55:36 |
| fibk-20191023_def.xml | 1450 | 2019-10-23 17:55:36 |
| fibk-20191023_lab.xml | 26142 | 2019-10-23 17:55:36 |
| fibk-20191023_pre.xml | 13556 | 2019-10-23 17:55:36 |
| FilingSummary.xml | 1722 | 2019-10-23 17:55:36 |
| Financial_Report.xlsx | 5791 | 2019-10-23 17:55:36 |
| MetaLinks.json | 18144 | 2019-10-23 17:55:36 |
| R1.htm | 38612 | 2019-10-23 17:55:36 |
| report.css | 2767 | 2019-10-23 17:55:36 |
| Show.js | 1085 | 2019-10-23 17:55:36 |