Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-21-343863-index-headers.html | 2021-11-30 17:53:04 | |
| 0001193125-21-343863-index.html | 2021-11-30 17:53:04 | |
| 0001193125-21-343863.txt | 2021-11-30 17:53:04 | |
 0001193125-21-343863-xbrl.zip | 27547 | 2021-11-30 17:53:04 |
| d253366d497.htm | 37519 | 2021-11-30 17:53:04 |
| d253366d497_htm.xml | 25508 | 2021-11-30 17:53:04 |
| FilingSummary.xml | 2835 | 2021-11-30 17:53:04 |
| Financial_Report.xlsx | 8583 | 2021-11-30 17:53:04 |
| ist-20211201.xsd | 3673 | 2021-11-30 17:53:04 |
| ist-20211201_def.xml | 88816 | 2021-11-30 17:53:04 |
| ist-20211201_lab.xml | 134430 | 2021-11-30 17:53:04 |
| ist-20211201_pre.xml | 79413 | 2021-11-30 17:53:04 |
| MetaLinks.json | 229120 | 2021-11-30 17:53:04 |
| R1.htm | 18254 | 2021-11-30 17:53:04 |
| R2.htm | 32166 | 2021-11-30 17:53:04 |
| R3.htm | 7480 | 2021-11-30 17:53:04 |
| report.css | 2767 | 2021-11-30 17:53:04 |
| Show.js | 1085 | 2021-11-30 17:53:04 |