Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000070415-20-000134-index-headers.html | 2020-09-03 16:28:19 | |
| 0000070415-20-000134-index.html | 2020-09-03 16:28:19 | |
| 0000070415-20-000134.txt | 2020-09-03 16:28:19 | |
 0000070415-20-000134-xbrl.zip | 13201 | 2020-09-03 16:28:19 |
| FilingSummary.xml | 1672 | 2020-09-03 16:28:19 |
| Financial_Report.xlsx | 5468 | 2020-09-03 16:28:19 |
| gpx-20200901.htm | 88766 | 2020-09-03 16:28:19 |
| gpx-20200901.xsd | 2427 | 2020-09-03 16:28:19 |
| gpx-20200901_cal.xml | 715 | 2020-09-03 16:28:19 |
| gpx-20200901_def.xml | 1648 | 2020-09-03 16:28:19 |
| gpx-20200901_htm.xml | 11285 | 2020-09-03 16:28:19 |
| gpx-20200901_lab.xml | 24993 | 2020-09-03 16:28:19 |
| gpx-20200901_pre.xml | 13195 | 2020-09-03 16:28:19 |
| MetaLinks.json | 17820 | 2020-09-03 16:28:19 |
| R1.htm | 40178 | 2020-09-03 16:28:19 |
| report.css | 2767 | 2020-09-03 16:28:19 |
| Show.js | 1085 | 2020-09-03 16:28:19 |