Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001493152-20-020568-index-headers.html | 2020-11-05 14:08:32 | |
| 0001493152-20-020568-index.html | 2020-11-05 14:08:32 | |
| 0001493152-20-020568.txt | 2020-11-05 14:08:32 | |
 0001493152-20-020568-xbrl.zip | 155962 | 2020-11-05 14:08:32 |
| ex31-1.htm | 23003 | 2020-11-05 14:08:32 |
| ex31-2.htm | 22204 | 2020-11-05 14:08:32 |
| ex32-1.htm | 6469 | 2020-11-05 14:08:32 |
| ex32-2.htm | 6010 | 2020-11-05 14:08:32 |
| FilingSummary.xml | 41266 | 2020-11-05 14:08:32 |
| Financial_Report.xlsx | 108071 | 2020-11-05 14:08:32 |
| form10-q.htm | 1592409 | 2020-11-05 14:08:32 |
| pesi-20200930.xml | 1280062 | 2020-11-05 14:08:32 |
| pesi-20200930.xsd | 83050 | 2020-11-05 14:08:32 |
| pesi-20200930_cal.xml | 96008 | 2020-11-05 14:08:32 |
| pesi-20200930_def.xml | 204712 | 2020-11-05 14:08:32 |
| pesi-20200930_lab.xml | 500061 | 2020-11-05 14:08:32 |
| pesi-20200930_pre.xml | 341025 | 2020-11-05 14:08:32 |
| R1.htm | 29334 | 2020-11-05 14:08:32 |
| R10.htm | 8027 | 2020-11-05 14:08:32 |
| R11.htm | 11919 | 2020-11-05 14:08:32 |
| R12.htm | 9419 | 2020-11-05 14:08:32 |
| R13.htm | 56670 | 2020-11-05 14:08:32 |
| R14.htm | 39106 | 2020-11-05 14:08:32 |
| R15.htm | 22489 | 2020-11-05 14:08:32 |
| R16.htm | 45607 | 2020-11-05 14:08:32 |
| R17.htm | 28533 | 2020-11-05 14:08:32 |
| R18.htm | 32529 | 2020-11-05 14:08:32 |
| R19.htm | 12222 | 2020-11-05 14:08:32 |
| R2.htm | 155736 | 2020-11-05 14:08:32 |
| R20.htm | 19283 | 2020-11-05 14:08:32 |
| R21.htm | 89512 | 2020-11-05 14:08:32 |
| R22.htm | 8102 | 2020-11-05 14:08:32 |
| R23.htm | 7572 | 2020-11-05 14:08:32 |
| R24.htm | 5549 | 2020-11-05 14:08:32 |
| R25.htm | 13672 | 2020-11-05 14:08:32 |
| R26.htm | 13081 | 2020-11-05 14:08:32 |
| R27.htm | 51836 | 2020-11-05 14:08:32 |
| R28.htm | 55572 | 2020-11-05 14:08:32 |
| R29.htm | 23589 | 2020-11-05 14:08:32 |
| R3.htm | 23782 | 2020-11-05 14:08:32 |
| R30.htm | 40769 | 2020-11-05 14:08:32 |
| R31.htm | 27139 | 2020-11-05 14:08:32 |
| R32.htm | 16578 | 2020-11-05 14:08:32 |
| R33.htm | 16525 | 2020-11-05 14:08:32 |
| R34.htm | 76267 | 2020-11-05 14:08:32 |
| R35.htm | 13627 | 2020-11-05 14:08:32 |
| R36.htm | 4890 | 2020-11-05 14:08:32 |
| R37.htm | 31346 | 2020-11-05 14:08:32 |
| R38.htm | 14992 | 2020-11-05 14:08:32 |
| R39.htm | 5494 | 2020-11-05 14:08:32 |
| R4.htm | 116772 | 2020-11-05 14:08:32 |
| R40.htm | 16178 | 2020-11-05 14:08:32 |
| R41.htm | 11356 | 2020-11-05 14:08:32 |
| R42.htm | 24582 | 2020-11-05 14:08:32 |
| R43.htm | 24540 | 2020-11-05 14:08:32 |
| R44.htm | 14659 | 2020-11-05 14:08:32 |
| R45.htm | 5141 | 2020-11-05 14:08:32 |
| R46.htm | 17533 | 2020-11-05 14:08:32 |
| R47.htm | 12512 | 2020-11-05 14:08:32 |
| R48.htm | 80618 | 2020-11-05 14:08:32 |
| R49.htm | 24969 | 2020-11-05 14:08:32 |
| R5.htm | 7427 | 2020-11-05 14:08:32 |
| R50.htm | 6793 | 2020-11-05 14:08:32 |
| R51.htm | 40336 | 2020-11-05 14:08:32 |
| R52.htm | 8454 | 2020-11-05 14:08:32 |
| R53.htm | 55894 | 2020-11-05 14:08:32 |
| R54.htm | 123939 | 2020-11-05 14:08:32 |
| R55.htm | 19714 | 2020-11-05 14:08:32 |
| R56.htm | 31259 | 2020-11-05 14:08:32 |
| R57.htm | 22356 | 2020-11-05 14:08:32 |
| R58.htm | 18229 | 2020-11-05 14:08:32 |
| R59.htm | 28949 | 2020-11-05 14:08:32 |
| R6.htm | 25857 | 2020-11-05 14:08:32 |
| R60.htm | 4775 | 2020-11-05 14:08:32 |
| R61.htm | 4354 | 2020-11-05 14:08:32 |
| R62.htm | 92150 | 2020-11-05 14:08:32 |
| R63.htm | 4505 | 2020-11-05 14:08:32 |
| R64.htm | 8819 | 2020-11-05 14:08:32 |
| R65.htm | 15720 | 2020-11-05 14:08:32 |
| R66.htm | 13345 | 2020-11-05 14:08:32 |
| R67.htm | 13330 | 2020-11-05 14:08:32 |
| R7.htm | 75150 | 2020-11-05 14:08:32 |
| R8.htm | 118851 | 2020-11-05 14:08:32 |
| R9.htm | 7449 | 2020-11-05 14:08:32 |
| report.css | 2767 | 2020-11-05 14:08:32 |
| Show.js | 1085 | 2020-11-05 14:08:32 |