Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-21-370773-index-headers.html | 2021-12-30 18:24:03 | |
| 0001193125-21-370773-index.html | 2021-12-30 18:24:03 | |
| 0001193125-21-370773.txt | 2021-12-30 18:24:03 | |
 0001193125-21-370773-xbrl.zip | 55070 | 2021-12-30 18:24:03 |
| d267848d497.htm | 514975 | 2021-12-30 18:24:03 |
| d267848d497_htm.xml | 1766284 | 2021-12-30 18:24:03 |
| FilingSummary.xml | 3384 | 2021-12-30 18:24:03 |
| Financial_Report.xlsx | 28021 | 2021-12-30 18:24:03 |
| ist-20220103.xsd | 52130 | 2021-12-30 18:24:03 |
| ist-20220103_cal.xml | 1376 | 2021-12-30 18:24:03 |
| ist-20220103_def.xml | 118205 | 2021-12-30 18:24:03 |
| ist-20220103_lab.xml | 184515 | 2021-12-30 18:24:03 |
| ist-20220103_pre.xml | 131884 | 2021-12-30 18:24:03 |
| MetaLinks.json | 175436 | 2021-12-30 18:24:03 |
| R1.htm | 18253 | 2021-12-30 18:24:03 |
| R2.htm | 54758 | 2021-12-30 18:24:03 |
| R3.htm | 1942383 | 2021-12-30 18:24:03 |
| R4.htm | 7480 | 2021-12-30 18:24:03 |
| report.css | 2767 | 2021-12-30 18:24:03 |
| Show.js | 1085 | 2021-12-30 18:24:03 |