Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-22-115348-index-headers.html | 2022-04-22 17:39:56 | |
| 0001193125-22-115348-index.html | 2022-04-22 17:39:56 | |
| 0001193125-22-115348.txt | 2022-04-22 17:39:56 | |
 0001193125-22-115348-xbrl.zip | 27080 | 2022-04-22 17:39:56 |
| d332662d497.htm | 30379 | 2022-04-22 17:39:56 |
| d332662d497_htm.xml | 22592 | 2022-04-22 17:39:56 |
| FilingSummary.xml | 2402 | 2022-04-22 17:39:56 |
| ist-20220422.xsd | 3330 | 2022-04-22 17:39:56 |
| ist-20220422_def.xml | 86738 | 2022-04-22 17:39:56 |
| ist-20220422_lab.xml | 130601 | 2022-04-22 17:39:56 |
| ist-20220422_pre.xml | 75289 | 2022-04-22 17:39:56 |
| MetaLinks.json | 227442 | 2022-04-22 17:39:56 |
| R1.htm | 18266 | 2022-04-22 17:39:56 |
| R2.htm | 24767 | 2022-04-22 17:39:56 |
| report.css | 2767 | 2022-04-22 17:39:56 |
| Show.js | 1084 | 2022-04-22 17:39:56 |