Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000070415-20-000146-index-headers.html | 2020-09-22 16:49:10 | |
| 0000070415-20-000146-index.html | 2020-09-22 16:49:10 | |
| 0000070415-20-000146.txt | 2020-09-22 16:49:10 | |
 0000070415-20-000146-xbrl.zip | 11988 | 2020-09-22 16:49:10 |
| FilingSummary.xml | 1672 | 2020-09-22 16:49:10 |
| Financial_Report.xlsx | 5468 | 2020-09-22 16:49:10 |
| gpx-20200921.htm | 41729 | 2020-09-22 16:49:10 |
| gpx-20200921.xsd | 2427 | 2020-09-22 16:49:10 |
| gpx-20200921_cal.xml | 715 | 2020-09-22 16:49:10 |
| gpx-20200921_def.xml | 1648 | 2020-09-22 16:49:10 |
| gpx-20200921_htm.xml | 11292 | 2020-09-22 16:49:10 |
| gpx-20200921_lab.xml | 24993 | 2020-09-22 16:49:10 |
| gpx-20200921_pre.xml | 13195 | 2020-09-22 16:49:10 |
| MetaLinks.json | 17820 | 2020-09-22 16:49:10 |
| R1.htm | 39705 | 2020-09-22 16:49:10 |
| report.css | 2766 | 2020-09-22 16:49:10 |
| Show.js | 1085 | 2020-09-22 16:49:10 |