Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000868671-22-000065-index-headers.html | 2022-04-29 15:34:09 | |
| 0000868671-22-000065-index.html | 2022-04-29 15:34:09 | |
| 0000868671-22-000065.txt | 2022-04-29 15:34:09 | |
 0000868671-22-000065-xbrl.zip | 13273 | 2022-04-29 15:34:09 |
| exhibit31.htm | 1430 | 2022-04-29 15:34:09 |
 exhibit31001.jpg | 83124 | 2022-04-29 15:34:09 |
| FilingSummary.xml | 1658 | 2022-04-29 15:34:09 |
| Financial_Report.xlsx | 5684 | 2022-04-29 15:34:09 |
| gbci-20220427.htm | 58987 | 2022-04-29 15:34:09 |
| gbci-20220427.xsd | 1939 | 2022-04-29 15:34:09 |
| gbci-20220427_htm.xml | 11428 | 2022-04-29 15:34:09 |
| gbci-20220427_lab.xml | 25229 | 2022-04-29 15:34:09 |
| gbci-20220427_pre.xml | 13163 | 2022-04-29 15:34:09 |
| MetaLinks.json | 17345 | 2022-04-29 15:34:09 |
| R1.htm | 40226 | 2022-04-29 15:34:09 |
| report.css | 2767 | 2022-04-29 15:34:09 |
| Show.js | 1085 | 2022-04-29 15:34:09 |