Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001174947-20-001138-index-headers.html | 2020-11-16 16:00:58 | |
| 0001174947-20-001138-index.html | 2020-11-16 16:00:58 | |
| 0001174947-20-001138.txt | 2020-11-16 16:00:58 | |
 0001174947-20-001138-xbrl.zip | 55359 | 2020-11-16 16:00:58 |
| esp-20200930.xml | 222753 | 2020-11-16 16:00:58 |
| esp-20200930.xsd | 20463 | 2020-11-16 16:00:58 |
| esp-20200930_cal.xml | 44122 | 2020-11-16 16:00:58 |
| esp-20200930_def.xml | 58843 | 2020-11-16 16:00:58 |
| esp-20200930_lab.xml | 231286 | 2020-11-16 16:00:58 |
| esp-20200930_pre.xml | 159564 | 2020-11-16 16:00:58 |
| ex31-1.htm | 8943 | 2020-11-16 16:00:58 |
| ex31-2.htm | 8980 | 2020-11-16 16:00:58 |
| ex32-1.htm | 3841 | 2020-11-16 16:00:58 |
| ex32-2.htm | 3797 | 2020-11-16 16:00:58 |
| FilingSummary.xml | 16455 | 2020-11-16 16:00:58 |
| Financial_Report.xlsx | 39872 | 2020-11-16 16:00:58 |
| form10q-25005_esp.htm | 325800 | 2020-11-16 16:00:58 |
 image_001.jpg | 34027 | 2020-11-16 16:00:58 |
| R1.htm | 32651 | 2020-11-16 16:00:58 |
| R10.htm | 5953 | 2020-11-16 16:00:58 |
| R11.htm | 26069 | 2020-11-16 16:00:58 |
| R12.htm | 7302 | 2020-11-16 16:00:58 |
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| R15.htm | 11824 | 2020-11-16 16:00:58 |
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| R17.htm | 22798 | 2020-11-16 16:00:58 |
| R18.htm | 9443 | 2020-11-16 16:00:58 |
| R19.htm | 15919 | 2020-11-16 16:00:58 |
| R2.htm | 95862 | 2020-11-16 16:00:58 |
| R20.htm | 10239 | 2020-11-16 16:00:58 |
| R21.htm | 4731 | 2020-11-16 16:00:58 |
| R22.htm | 44156 | 2020-11-16 16:00:58 |
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| R24.htm | 19878 | 2020-11-16 16:00:58 |
| R25.htm | 4213 | 2020-11-16 16:00:58 |
| R26.htm | 22750 | 2020-11-16 16:00:58 |
| R27.htm | 13782 | 2020-11-16 16:00:58 |
| R28.htm | 13077 | 2020-11-16 16:00:58 |
| R3.htm | 15523 | 2020-11-16 16:00:58 |
| R4.htm | 74190 | 2020-11-16 16:00:58 |
| R5.htm | 45899 | 2020-11-16 16:00:58 |
| R6.htm | 7145 | 2020-11-16 16:00:58 |
| R7.htm | 83624 | 2020-11-16 16:00:58 |
| R8.htm | 6420 | 2020-11-16 16:00:58 |
| R9.htm | 25769 | 2020-11-16 16:00:58 |
| report.css | 2767 | 2020-11-16 16:00:58 |
| Show.js | 1085 | 2020-11-16 16:00:58 |