Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001096752-22-000008-index-headers.html | 2022-02-08 12:03:20 | |
| 0001096752-22-000008-index.html | 2022-02-08 12:03:20 | |
| 0001096752-22-000008.txt | 2022-02-08 12:03:20 | |
 0001096752-22-000008-xbrl.zip | 240224 | 2022-02-08 12:03:20 |
| epc-20211231.htm | 1304139 | 2022-02-08 12:03:20 |
| epc-20211231.xsd | 39781 | 2022-02-08 12:03:20 |
| epc-20211231_cal.xml | 80154 | 2022-02-08 12:03:20 |
| epc-20211231_def.xml | 210402 | 2022-02-08 12:03:20 |
 epc-20211231_g1.jpg | 5605 | 2022-02-08 12:03:20 |
| epc-20211231_htm.xml | 1265961 | 2022-02-08 12:03:20 |
| epc-20211231_lab.xml | 550707 | 2022-02-08 12:03:20 |
| epc-20211231_pre.xml | 375711 | 2022-02-08 12:03:20 |
| epc10q123121ex311.htm | 10280 | 2022-02-08 12:03:20 |
| epc10q123121ex312.htm | 10321 | 2022-02-08 12:03:20 |
| epc10q123121ex321.htm | 4276 | 2022-02-08 12:03:20 |
| epc10q123121ex322.htm | 4609 | 2022-02-08 12:03:20 |
| epxexhibit104123121.htm | 34157 | 2022-02-08 12:03:20 |
| FilingSummary.xml | 38703 | 2022-02-08 12:03:20 |
| Financial_Report.xlsx | 80543 | 2022-02-08 12:03:20 |
| MetaLinks.json | 627065 | 2022-02-08 12:03:20 |
| R1.htm | 52433 | 2022-02-08 12:03:20 |
| R10.htm | 32815 | 2022-02-08 12:03:20 |
| R11.htm | 7700 | 2022-02-08 12:03:20 |
| R12.htm | 13969 | 2022-02-08 12:03:20 |
| R13.htm | 54064 | 2022-02-08 12:03:20 |
| R14.htm | 53138 | 2022-02-08 12:03:20 |
| R15.htm | 31850 | 2022-02-08 12:03:20 |
| R16.htm | 14048 | 2022-02-08 12:03:20 |
| R17.htm | 18362 | 2022-02-08 12:03:20 |
| R18.htm | 17398 | 2022-02-08 12:03:20 |
| R19.htm | 10819 | 2022-02-08 12:03:20 |
| R2.htm | 92893 | 2022-02-08 12:03:20 |
| R20.htm | 47468 | 2022-02-08 12:03:20 |
| R21.htm | 48908 | 2022-02-08 12:03:20 |
| R22.htm | 51320 | 2022-02-08 12:03:20 |
| R23.htm | 15671 | 2022-02-08 12:03:20 |
| R24.htm | 33983 | 2022-02-08 12:03:20 |
| R25.htm | 12210 | 2022-02-08 12:03:20 |
| R26.htm | 55128 | 2022-02-08 12:03:20 |
| R27.htm | 52839 | 2022-02-08 12:03:20 |
| R28.htm | 32471 | 2022-02-08 12:03:20 |
| R29.htm | 17485 | 2022-02-08 12:03:20 |
| R3.htm | 7327 | 2022-02-08 12:03:20 |
| R30.htm | 12793 | 2022-02-08 12:03:20 |
| R31.htm | 48653 | 2022-02-08 12:03:20 |
| R32.htm | 46295 | 2022-02-08 12:03:20 |
| R33.htm | 50708 | 2022-02-08 12:03:20 |
| R34.htm | 5745 | 2022-02-08 12:03:20 |
| R35.htm | 21070 | 2022-02-08 12:03:20 |
| R36.htm | 27559 | 2022-02-08 12:03:20 |
| R37.htm | 7081 | 2022-02-08 12:03:20 |
| R38.htm | 16395 | 2022-02-08 12:03:20 |
| R39.htm | 18617 | 2022-02-08 12:03:20 |
| R4.htm | 98634 | 2022-02-08 12:03:20 |
| R40.htm | 13266 | 2022-02-08 12:03:20 |
| R41.htm | 20920 | 2022-02-08 12:03:20 |
| R42.htm | 28122 | 2022-02-08 12:03:20 |
| R43.htm | 41240 | 2022-02-08 12:03:20 |
| R44.htm | 95288 | 2022-02-08 12:03:20 |
| R45.htm | 22636 | 2022-02-08 12:03:20 |
| R46.htm | 23717 | 2022-02-08 12:03:20 |
| R47.htm | 9949 | 2022-02-08 12:03:20 |
| R48.htm | 22608 | 2022-02-08 12:03:20 |
| R49.htm | 17935 | 2022-02-08 12:03:20 |
| R5.htm | 24472 | 2022-02-08 12:03:20 |
| R50.htm | 17561 | 2022-02-08 12:03:20 |
| R51.htm | 26392 | 2022-02-08 12:03:20 |
| R52.htm | 40075 | 2022-02-08 12:03:20 |
| R53.htm | 28811 | 2022-02-08 12:03:20 |
| R54.htm | 10930 | 2022-02-08 12:03:20 |
| R55.htm | 17565 | 2022-02-08 12:03:20 |
| R56.htm | 23672 | 2022-02-08 12:03:20 |
| R57.htm | 10145 | 2022-02-08 12:03:20 |
| R58.htm | 51374 | 2022-02-08 12:03:20 |
| R59.htm | 15637 | 2022-02-08 12:03:20 |
| R6.htm | 75055 | 2022-02-08 12:03:20 |
| R60.htm | 23582 | 2022-02-08 12:03:20 |
| R7.htm | 58271 | 2022-02-08 12:03:20 |
| R8.htm | 11796 | 2022-02-08 12:03:20 |
| R9.htm | 17994 | 2022-02-08 12:03:20 |
| report.css | 2767 | 2022-02-08 12:03:20 |
| Show.js | 1085 | 2022-02-08 12:03:20 |