Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000320575-20-000039-index-headers.html | 2020-10-21 16:53:00 | |
| 0000320575-20-000039-index.html | 2020-10-21 16:53:00 | |
| 0000320575-20-000039.txt | 2020-10-21 16:53:00 | |
 0000320575-20-000039-xbrl.zip | 11954 | 2020-10-21 16:53:00 |
| FilingSummary.xml | 1676 | 2020-10-21 16:53:00 |
| Financial_Report.xlsx | 5435 | 2020-10-21 16:53:00 |
| MetaLinks.json | 17371 | 2020-10-21 16:53:00 |
| pes-20201021.htm | 35686 | 2020-10-21 16:53:00 |
| pes-20201021.xsd | 2439 | 2020-10-21 16:53:00 |
| pes-20201021_cal.xml | 723 | 2020-10-21 16:53:00 |
| pes-20201021_def.xml | 1656 | 2020-10-21 16:53:00 |
| pes-20201021_htm.xml | 11274 | 2020-10-21 16:53:00 |
| pes-20201021_lab.xml | 23970 | 2020-10-21 16:53:00 |
| pes-20201021_pre.xml | 12659 | 2020-10-21 16:53:00 |
| R1.htm | 38577 | 2020-10-21 16:53:00 |
| report.css | 2767 | 2020-10-21 16:53:00 |
| Show.js | 1085 | 2020-10-21 16:53:00 |