Parent Directory| Name | Size | Last Modified |
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| 0000041719-24-000003-index.html | 2024-02-22 09:29:17 | |
| 0000041719-24-000003.txt | 2024-02-22 09:29:17 | |
 0000041719-24-000003-xbrl.zip | 33055 | 2024-02-22 09:29:17 |
| FilingSummary.xml | 1634 | 2024-02-22 09:29:17 |
| Financial_Report.xlsx | 5681 | 2024-02-22 09:29:17 |
 g1tmyspu4g32000001.jpg | 23769 | 2024-02-22 09:29:17 |
| glt-20240222.htm | 26761 | 2024-02-22 09:29:17 |
| glt-20240222.xsd | 1920 | 2024-02-22 09:29:17 |
| glt-20240222_htm.xml | 2789 | 2024-02-22 09:29:17 |
| glt-20240222_lab.xml | 24851 | 2024-02-22 09:29:17 |
| glt-20240222_pre.xml | 13063 | 2024-02-22 09:29:17 |
| MetaLinks.json | 17588 | 2024-02-22 09:29:17 |
| q42023earningsreleaseex-991.htm | 384706 | 2024-02-22 09:29:17 |
| R1.htm | 39586 | 2024-02-22 09:29:17 |
| report.css | 2767 | 2024-02-22 09:29:17 |
| Show.js | 1085 | 2024-02-22 09:29:17 |