Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000868671-26-000003-index-headers.html | 2026-01-22 16:46:38 | |
| 0000868671-26-000003-index.html | 2026-01-22 16:46:38 | |
| 0000868671-26-000003.txt | 2026-01-22 16:46:38 | |
 0000868671-26-000003-xbrl.zip | 60706 | 2026-01-22 16:46:38 |
| FilingSummary.xml | 1642 | 2026-01-22 16:46:38 |
| gbci-12312025xex991.htm | 1239910 | 2026-01-22 16:46:38 |
| gbci-20260122.htm | 24319 | 2026-01-22 16:46:38 |
| gbci-20260122.xsd | 1816 | 2026-01-22 16:46:38 |
| gbci-20260122_htm.xml | 2701 | 2026-01-22 16:46:38 |
| gbci-20260122_lab.xml | 21880 | 2026-01-22 16:46:38 |
| gbci-20260122_pre.xml | 12534 | 2026-01-22 16:46:38 |
 logo.jpg | 145851 | 2026-01-22 16:46:38 |
| MetaLinks.json | 17186 | 2026-01-22 16:46:38 |
| R1.htm | 38059 | 2026-01-22 16:46:38 |
| report.css | 2767 | 2026-01-22 16:46:38 |
| Show.js | 1084 | 2026-01-22 16:46:38 |