Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-16-697245-index-headers.html | 2016-08-30 19:20:03 | |
| 0001193125-16-697245-index.html | 2016-08-30 19:20:03 | |
| 0001193125-16-697245.txt | 2016-08-30 19:20:03 | |
 0001193125-16-697245-xbrl.zip | 31096 | 2016-08-30 19:20:03 |
| d244725d497.htm | 4726 | 2016-08-30 19:20:03 |
| FilingSummary.xml | 3353 | 2016-08-30 19:20:03 |
| Financial_Report.xlsx | 8239 | 2016-08-30 19:20:03 |
 g244725g13k63.jpg | 5380 | 2016-08-30 19:20:03 |
| ist-20160822.xml | 14105 | 2016-08-30 19:20:03 |
| ist-20160822.xsd | 7624 | 2016-08-30 19:20:03 |
| ist-20160822_cal.xml | 4722 | 2016-08-30 19:20:03 |
| ist-20160822_def.xml | 223378 | 2016-08-30 19:20:03 |
| ist-20160822_lab.xml | 132139 | 2016-08-30 19:20:03 |
| ist-20160822_pre.xml | 154655 | 2016-08-30 19:20:03 |
| R1.htm | 16183 | 2016-08-30 19:20:03 |
| R2.htm | 7078 | 2016-08-30 19:20:03 |
| R3.htm | 19326 | 2016-08-30 19:20:03 |
| R4.htm | 7474 | 2016-08-30 19:20:03 |
| report.css | 2767 | 2016-08-30 19:20:03 |
| Show.js | 1410 | 2016-08-30 19:20:03 |