Document Format Files
Data Files
| Seq | Description | Document | Type | Size |
|---|---|---|---|---|
| 2 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | fibk-20230310.xsd | EX-101.SCH | 4521 |
| 3 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | fibk-20230310_def.xml | EX-101.DEF | 6297 |
| 4 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | fibk-20230310_lab.xml | EX-101.LAB | 9970 |
| 5 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | fibk-20230310_pre.xml | EX-101.PRE | 5264 |
| 61 | EXTRACTED XBRL INSTANCE DOCUMENT | fibk-20230310_htm.xml | XML | 250704 |
EIN.: 810331430 | State of Incorp.: MT | Fiscal Year End: 1231
Type: PRE 14A | Act: 34 | File No.: 001-34653 | Film No.: 23724692
SIC: 6022 State Commercial Banks