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|---|---|---|
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| 0000920522-17-000063-index.html | 2017-07-31 14:06:20 | |
| 0000920522-17-000063.txt | 2017-07-31 14:06:20 | |
 0000920522-17-000063-xbrl.zip | 225605 | 2017-07-31 14:06:20 |
| ess-20170630.xml | 1630174 | 2017-07-31 14:06:20 |
| ess-20170630.xsd | 50399 | 2017-07-31 14:06:20 |
| ess-20170630_cal.xml | 110757 | 2017-07-31 14:06:20 |
| ess-20170630_def.xml | 349521 | 2017-07-31 14:06:20 |
| ess-20170630_lab.xml | 685699 | 2017-07-31 14:06:20 |
| ess-20170630_pre.xml | 409122 | 2017-07-31 14:06:20 |
| ess-63017x10q.htm | 1652568 | 2017-07-31 14:06:20 |
| ess-63017xex121.htm | 185551 | 2017-07-31 14:06:20 |
| ess-63017xex311.htm | 13002 | 2017-07-31 14:06:20 |
| ess-63017xex312.htm | 13031 | 2017-07-31 14:06:20 |
| ess-63017xex313.htm | 13132 | 2017-07-31 14:06:20 |
| ess-63017xex314.htm | 13147 | 2017-07-31 14:06:20 |
| ess-63017xex321.htm | 6427 | 2017-07-31 14:06:20 |
| ess-63017xex322.htm | 6249 | 2017-07-31 14:06:20 |
| ess-63017xex323.htm | 6718 | 2017-07-31 14:06:20 |
| ess-63017xex324.htm | 6750 | 2017-07-31 14:06:20 |
| FilingSummary.xml | 24996 | 2017-07-31 14:06:20 |
| Financial_Report.xlsx | 69873 | 2017-07-31 14:06:20 |
| R1.htm | 25474 | 2017-07-31 14:06:20 |
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| R9.htm | 128310 | 2017-07-31 14:06:20 |
| report.css | 2767 | 2017-07-31 14:06:20 |
| Show.js | 1410 | 2017-07-31 14:06:20 |