Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000041719-23-000030-index-headers.html | 2023-08-03 09:20:58 | |
| 0000041719-23-000030-index.html | 2023-08-03 09:20:58 | |
| 0000041719-23-000030.txt | 2023-08-03 09:20:58 | |
 0000041719-23-000030-xbrl.zip | 31369 | 2023-08-03 09:20:58 |
| FilingSummary.xml | 1664 | 2023-08-03 09:20:58 |
| Financial_Report.xlsx | 5684 | 2023-08-03 09:20:58 |
 g1tmyspu4g32000001a.jpg | 23769 | 2023-08-03 09:20:58 |
| glt-20230803.htm | 27308 | 2023-08-03 09:20:58 |
| glt-20230803.xsd | 1920 | 2023-08-03 09:20:58 |
| glt-20230803_htm.xml | 2789 | 2023-08-03 09:20:58 |
| glt-20230803_lab.xml | 24851 | 2023-08-03 09:20:58 |
| glt-20230803_pre.xml | 13063 | 2023-08-03 09:20:58 |
| MetaLinks.json | 17588 | 2023-08-03 09:20:58 |
| q22023earningsreleaseex-991.htm | 368829 | 2023-08-03 09:20:58 |
| R1.htm | 39585 | 2023-08-03 09:20:58 |
| report.css | 2767 | 2023-08-03 09:20:58 |
| Show.js | 1085 | 2023-08-03 09:20:58 |