Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-22-054540-index-headers.html | 2022-02-25 16:47:09 | |
| 0001193125-22-054540-index.html | 2022-02-25 16:47:09 | |
| 0001193125-22-054540.txt | 2022-02-25 16:47:09 | |
 0001193125-22-054540-xbrl.zip | 28093 | 2022-02-25 16:47:09 |
| d218567d497.htm | 42199 | 2022-02-25 16:47:09 |
| d218567d497_htm.xml | 12641 | 2022-02-25 16:47:09 |
| FilingSummary.xml | 2439 | 2022-02-25 16:47:09 |
| Financial_Report.xlsx | 4764 | 2022-02-25 16:47:09 |
| ist-20220225.xsd | 3362 | 2022-02-25 16:47:09 |
| ist-20220225_def.xml | 87132 | 2022-02-25 16:47:09 |
| ist-20220225_lab.xml | 130649 | 2022-02-25 16:47:09 |
| ist-20220225_pre.xml | 75331 | 2022-02-25 16:47:09 |
| MetaLinks.json | 229365 | 2022-02-25 16:47:09 |
| R1.htm | 18214 | 2022-02-25 16:47:09 |
| R2.htm | 15029 | 2022-02-25 16:47:09 |
| report.css | 2767 | 2022-02-25 16:47:09 |
| Show.js | 1085 | 2022-02-25 16:47:09 |