Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001493152-17-012849-index-headers.html | 2017-11-13 12:46:24 | |
| 0001493152-17-012849-index.html | 2017-11-13 12:46:24 | |
| 0001493152-17-012849.txt | 2017-11-13 12:46:24 | |
 0001493152-17-012849-xbrl.zip | 125225 | 2017-11-13 12:46:24 |
| ex31-1.htm | 23455 | 2017-11-13 12:46:24 |
| ex31-2.htm | 24080 | 2017-11-13 12:46:24 |
| ex32-1.htm | 8258 | 2017-11-13 12:46:24 |
| ex32-2.htm | 7842 | 2017-11-13 12:46:24 |
| FilingSummary.xml | 32541 | 2017-11-13 12:46:24 |
| Financial_Report.xlsx | 73719 | 2017-11-13 12:46:24 |
| form10-q.htm | 1475928 | 2017-11-13 12:46:24 |
| pesi-20170930.xml | 863151 | 2017-11-13 12:46:24 |
| pesi-20170930.xsd | 55908 | 2017-11-13 12:46:24 |
| pesi-20170930_cal.xml | 87845 | 2017-11-13 12:46:24 |
| pesi-20170930_def.xml | 197796 | 2017-11-13 12:46:24 |
| pesi-20170930_lab.xml | 397426 | 2017-11-13 12:46:24 |
| pesi-20170930_pre.xml | 306593 | 2017-11-13 12:46:24 |
| R1.htm | 21788 | 2017-11-13 12:46:24 |
| R10.htm | 7413 | 2017-11-13 12:46:24 |
| R11.htm | 16545 | 2017-11-13 12:46:24 |
| R12.htm | 24203 | 2017-11-13 12:46:24 |
| R13.htm | 54607 | 2017-11-13 12:46:24 |
| R14.htm | 23267 | 2017-11-13 12:46:24 |
| R15.htm | 14818 | 2017-11-13 12:46:24 |
| R16.htm | 10668 | 2017-11-13 12:46:24 |
| R17.htm | 11327 | 2017-11-13 12:46:24 |
| R18.htm | 19186 | 2017-11-13 12:46:24 |
| R19.htm | 88086 | 2017-11-13 12:46:24 |
| R2.htm | 131641 | 2017-11-13 12:46:24 |
| R20.htm | 6412 | 2017-11-13 12:46:24 |
| R21.htm | 12344 | 2017-11-13 12:46:24 |
| R22.htm | 17656 | 2017-11-13 12:46:24 |
| R23.htm | 25351 | 2017-11-13 12:46:24 |
| R24.htm | 42908 | 2017-11-13 12:46:24 |
| R25.htm | 22703 | 2017-11-13 12:46:24 |
| R26.htm | 12947 | 2017-11-13 12:46:24 |
| R27.htm | 7561 | 2017-11-13 12:46:24 |
| R28.htm | 16106 | 2017-11-13 12:46:24 |
| R29.htm | 78448 | 2017-11-13 12:46:24 |
| R3.htm | 40443 | 2017-11-13 12:46:24 |
| R30.htm | 7413 | 2017-11-13 12:46:24 |
| R31.htm | 22046 | 2017-11-13 12:46:24 |
| R32.htm | 15590 | 2017-11-13 12:46:24 |
| R33.htm | 130975 | 2017-11-13 12:46:24 |
| R34.htm | 22195 | 2017-11-13 12:46:24 |
| R35.htm | 7717 | 2017-11-13 12:46:24 |
| R36.htm | 47718 | 2017-11-13 12:46:24 |
| R37.htm | 7250 | 2017-11-13 12:46:24 |
| R38.htm | 32537 | 2017-11-13 12:46:24 |
| R39.htm | 49462 | 2017-11-13 12:46:24 |
| R4.htm | 67219 | 2017-11-13 12:46:24 |
| R40.htm | 14040 | 2017-11-13 12:46:24 |
| R41.htm | 13140 | 2017-11-13 12:46:24 |
| R42.htm | 19625 | 2017-11-13 12:46:24 |
| R43.htm | 10797 | 2017-11-13 12:46:24 |
| R44.htm | 41876 | 2017-11-13 12:46:24 |
| R45.htm | 22315 | 2017-11-13 12:46:24 |
| R46.htm | 28870 | 2017-11-13 12:46:24 |
| R47.htm | 5181 | 2017-11-13 12:46:24 |
| R48.htm | 76537 | 2017-11-13 12:46:24 |
| R49.htm | 10875 | 2017-11-13 12:46:24 |
| R5.htm | 7106 | 2017-11-13 12:46:24 |
| R50.htm | 8079 | 2017-11-13 12:46:24 |
| R51.htm | 14695 | 2017-11-13 12:46:24 |
| R6.htm | 18386 | 2017-11-13 12:46:24 |
| R7.htm | 26322 | 2017-11-13 12:46:24 |
| R8.htm | 99165 | 2017-11-13 12:46:24 |
| R9.htm | 7128 | 2017-11-13 12:46:24 |
| report.css | 2767 | 2017-11-13 12:46:24 |
| Show.js | 1410 | 2017-11-13 12:46:24 |