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| 0001193125-13-388132-index.html | 2013-10-02 09:27:41 | |
| 0001193125-13-388132.txt | 2013-10-02 09:27:41 | |
 0001193125-13-388132-xbrl.zip | 36230 | 2013-10-02 09:27:41 |
| d604324d485bpos.htm | 26215 | 2013-10-02 09:27:41 |
| est-20130220.xml | 36292 | 2013-10-02 09:27:41 |
| est-20130220.xsd | 8812 | 2013-10-02 09:27:41 |
| est-20130220_cal.xml | 4435 | 2013-10-02 09:27:41 |
| est-20130220_def.xml | 243464 | 2013-10-02 09:27:41 |
| est-20130220_lab.xml | 140176 | 2013-10-02 09:27:41 |
| est-20130220_pre.xml | 172480 | 2013-10-02 09:27:41 |
| FilingSummary.xml | 3051 | 2013-10-02 09:27:41 |
| Financial_Report.xls | 64372 | 2013-10-02 09:27:41 |
| Financial_Report.xlsx | 24322 | 2013-10-02 09:27:41 |
| R1.htm | 20886 | 2013-10-02 09:27:41 |
| R2.htm | 93192 | 2013-10-02 09:27:41 |
| R6.htm | 153586 | 2013-10-02 09:27:41 |
| R7.htm | 9644 | 2013-10-02 09:27:41 |
| report.css | 2740 | 2013-10-02 09:27:41 |
| Show.js | 1409 | 2013-10-02 09:27:41 |