Parent Directory| Name | Size | Last Modified |
|---|---|---|
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| 0000041719-22-000007-index.html | 2022-02-10 16:04:46 | |
| 0000041719-22-000007.txt | 2022-02-10 16:04:46 | |
 0000041719-22-000007-xbrl.zip | 32230 | 2022-02-10 16:04:46 |
| FilingSummary.xml | 1663 | 2022-02-10 16:04:46 |
| Financial_Report.xlsx | 5661 | 2022-02-10 16:04:46 |
 g1tmyspu4g32000001.jpg | 23769 | 2022-02-10 16:04:46 |
| glt-20220210.htm | 37332 | 2022-02-10 16:04:46 |
| glt-20220210.xsd | 1918 | 2022-02-10 16:04:46 |
| glt-20220210_htm.xml | 13050 | 2022-02-10 16:04:46 |
| glt-20220210_lab.xml | 24849 | 2022-02-10 16:04:46 |
| glt-20220210_pre.xml | 13061 | 2022-02-10 16:04:46 |
| MetaLinks.json | 17157 | 2022-02-10 16:04:46 |
| q4earningsreleaseex-991.htm | 337116 | 2022-02-10 16:04:46 |
| R1.htm | 40090 | 2022-02-10 16:04:46 |
| report.css | 2767 | 2022-02-10 16:04:46 |
| Show.js | 1085 | 2022-02-10 16:04:46 |