Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-22-066392-index-headers.html | 2022-03-04 18:19:23 | |
| 0001193125-22-066392-index.html | 2022-03-04 18:19:23 | |
| 0001193125-22-066392.txt | 2022-03-04 18:19:23 | |
 0001193125-22-066392-xbrl.zip | 68546 | 2022-03-04 18:19:23 |
| d295276d497.htm | 339602 | 2022-03-04 18:19:23 |
| d295276d497_htm.xml | 680897 | 2022-03-04 18:19:23 |
| FilingSummary.xml | 2360 | 2022-03-04 18:19:23 |
| Financial_Report.xlsx | 4763 | 2022-03-04 18:19:23 |
| ist-20220304.xsd | 40707 | 2022-03-04 18:19:23 |
| ist-20220304_def.xml | 147842 | 2022-03-04 18:19:23 |
| ist-20220304_lab.xml | 392529 | 2022-03-04 18:19:23 |
| ist-20220304_pre.xml | 147372 | 2022-03-04 18:19:23 |
| MetaLinks.json | 332447 | 2022-03-04 18:19:23 |
| R1.htm | 18218 | 2022-03-04 18:19:23 |
| R2.htm | 779057 | 2022-03-04 18:19:23 |
| report.css | 2767 | 2022-03-04 18:19:23 |
| Show.js | 1085 | 2022-03-04 18:19:23 |