Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001493152-19-011857-index-headers.html | 2019-08-08 13:00:16 | |
| 0001493152-19-011857-index.html | 2019-08-08 13:00:16 | |
| 0001493152-19-011857.txt | 2019-08-08 13:00:16 | |
 0001493152-19-011857-xbrl.zip | 158144 | 2019-08-08 13:00:16 |
| ex31-1.htm | 19181 | 2019-08-08 13:00:16 |
| ex31-2.htm | 18613 | 2019-08-08 13:00:16 |
| ex32-1.htm | 6329 | 2019-08-08 13:00:16 |
| ex32-2.htm | 7449 | 2019-08-08 13:00:16 |
| FilingSummary.xml | 40567 | 2019-08-08 13:00:16 |
| Financial_Report.xlsx | 87338 | 2019-08-08 13:00:16 |
| form10-q.htm | 1818207 | 2019-08-08 13:00:16 |
| pesi-20190630.xml | 1652481 | 2019-08-08 13:00:16 |
| pesi-20190630.xsd | 73803 | 2019-08-08 13:00:16 |
| pesi-20190630_cal.xml | 97307 | 2019-08-08 13:00:16 |
| pesi-20190630_def.xml | 194354 | 2019-08-08 13:00:16 |
| pesi-20190630_lab.xml | 478130 | 2019-08-08 13:00:16 |
| pesi-20190630_pre.xml | 340733 | 2019-08-08 13:00:16 |
| R1.htm | 31093 | 2019-08-08 13:00:16 |
| R10.htm | 7352 | 2019-08-08 13:00:16 |
| R11.htm | 15242 | 2019-08-08 13:00:16 |
| R12.htm | 59159 | 2019-08-08 13:00:16 |
| R13.htm | 35692 | 2019-08-08 13:00:16 |
| R14.htm | 24687 | 2019-08-08 13:00:16 |
| R15.htm | 77664 | 2019-08-08 13:00:16 |
| R16.htm | 61560 | 2019-08-08 13:00:16 |
| R17.htm | 40352 | 2019-08-08 13:00:16 |
| R18.htm | 10586 | 2019-08-08 13:00:16 |
| R19.htm | 11525 | 2019-08-08 13:00:16 |
| R2.htm | 140795 | 2019-08-08 13:00:16 |
| R20.htm | 38758 | 2019-08-08 13:00:16 |
| R21.htm | 213452 | 2019-08-08 13:00:16 |
| R22.htm | 6516 | 2019-08-08 13:00:16 |
| R23.htm | 6580 | 2019-08-08 13:00:16 |
| R24.htm | 15501 | 2019-08-08 13:00:16 |
| R25.htm | 55865 | 2019-08-08 13:00:16 |
| R26.htm | 48074 | 2019-08-08 13:00:16 |
| R27.htm | 25087 | 2019-08-08 13:00:16 |
| R28.htm | 75598 | 2019-08-08 13:00:16 |
| R29.htm | 60840 | 2019-08-08 13:00:16 |
| R3.htm | 23757 | 2019-08-08 13:00:16 |
| R30.htm | 20913 | 2019-08-08 13:00:16 |
| R31.htm | 9617 | 2019-08-08 13:00:16 |
| R32.htm | 35246 | 2019-08-08 13:00:16 |
| R33.htm | 199964 | 2019-08-08 13:00:16 |
| R34.htm | 6873 | 2019-08-08 13:00:16 |
| R35.htm | 4885 | 2019-08-08 13:00:16 |
| R36.htm | 28691 | 2019-08-08 13:00:16 |
| R37.htm | 14327 | 2019-08-08 13:00:16 |
| R38.htm | 12787 | 2019-08-08 13:00:16 |
| R39.htm | 15486 | 2019-08-08 13:00:16 |
| R4.htm | 68736 | 2019-08-08 13:00:16 |
| R40.htm | 11335 | 2019-08-08 13:00:16 |
| R41.htm | 24279 | 2019-08-08 13:00:16 |
| R42.htm | 24229 | 2019-08-08 13:00:16 |
| R43.htm | 14371 | 2019-08-08 13:00:16 |
| R44.htm | 5136 | 2019-08-08 13:00:16 |
| R45.htm | 22458 | 2019-08-08 13:00:16 |
| R46.htm | 12678 | 2019-08-08 13:00:16 |
| R47.htm | 79087 | 2019-08-08 13:00:16 |
| R48.htm | 18522 | 2019-08-08 13:00:16 |
| R49.htm | 7528 | 2019-08-08 13:00:16 |
| R5.htm | 7076 | 2019-08-08 13:00:16 |
| R50.htm | 37219 | 2019-08-08 13:00:16 |
| R51.htm | 7214 | 2019-08-08 13:00:16 |
| R52.htm | 37993 | 2019-08-08 13:00:16 |
| R53.htm | 135999 | 2019-08-08 13:00:16 |
| R54.htm | 14411 | 2019-08-08 13:00:16 |
| R55.htm | 22078 | 2019-08-08 13:00:16 |
| R56.htm | 9099 | 2019-08-08 13:00:16 |
| R57.htm | 9081 | 2019-08-08 13:00:16 |
| R58.htm | 28498 | 2019-08-08 13:00:16 |
| R59.htm | 23331 | 2019-08-08 13:00:16 |
| R6.htm | 20538 | 2019-08-08 13:00:16 |
| R60.htm | 29012 | 2019-08-08 13:00:16 |
| R61.htm | 4770 | 2019-08-08 13:00:16 |
| R62.htm | 4101 | 2019-08-08 13:00:16 |
| R63.htm | 73797 | 2019-08-08 13:00:16 |
| R64.htm | 4530 | 2019-08-08 13:00:16 |
| R65.htm | 7951 | 2019-08-08 13:00:16 |
| R66.htm | 11229 | 2019-08-08 13:00:16 |
| R7.htm | 63692 | 2019-08-08 13:00:16 |
| R8.htm | 102928 | 2019-08-08 13:00:16 |
| R9.htm | 7110 | 2019-08-08 13:00:16 |
| report.css | 2767 | 2019-08-08 13:00:16 |
| Show.js | 1085 | 2019-08-08 13:00:16 |