Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-21-202159-index-headers.html | 2021-06-28 17:08:32 | |
| 0001193125-21-202159-index.html | 2021-06-28 17:08:32 | |
| 0001193125-21-202159.txt | 2021-06-28 17:08:32 | |
 0001193125-21-202159-xbrl.zip | 33706 | 2021-06-28 17:08:32 |
| d186999d497.htm | 67544 | 2021-06-28 17:08:32 |
| d186999d497_htm.xml | 28326 | 2021-06-28 17:08:32 |
| FilingSummary.xml | 2454 | 2021-06-28 17:08:32 |
| Financial_Report.xlsx | 10364 | 2021-06-28 17:08:32 |
| isust2-20210628.xsd | 3425 | 2021-06-28 17:08:32 |
| isust2-20210628_def.xml | 88687 | 2021-06-28 17:08:32 |
| isust2-20210628_lab.xml | 131885 | 2021-06-28 17:08:32 |
| isust2-20210628_pre.xml | 76624 | 2021-06-28 17:08:32 |
| MetaLinks.json | 232923 | 2021-06-28 17:08:32 |
| R1.htm | 18262 | 2021-06-28 17:08:32 |
| R2.htm | 31219 | 2021-06-28 17:08:32 |
| report.css | 2767 | 2021-06-28 17:08:32 |
| Show.js | 1085 | 2021-06-28 17:08:32 |